diff --git a/Android.mk b/Android.mk
index 752b530..25f5412 100644
--- a/Android.mk
+++ b/Android.mk
@@ -28,6 +28,7 @@
     androidx.recyclerview_recyclerview \
     androidx.dynamicanimation_dynamicanimation \
     androidx.preference_preference \
+    androidx.slice_slice-view \
     iconloader_base
 
 LOCAL_STATIC_JAVA_LIBRARIES := \
diff --git a/go/AndroidManifest.xml b/go/AndroidManifest.xml
index f84a82e..f36439d 100644
--- a/go/AndroidManifest.xml
+++ b/go/AndroidManifest.xml
@@ -46,6 +46,12 @@
             tools:node="replace" >
         </activity>
 
+        <service
+            android:name="com.android.launcher3.notification.NotificationListener"
+            android:label="@string/notification_dots_service_title"
+            android:permission="android.permission.BIND_NOTIFICATION_LISTENER_SERVICE"
+            android:enabled="false"
+            tools:node="replace" />
     </application>
 
 </manifest>
diff --git a/go/src/com/android/launcher3/model/WidgetsModel.java b/go/src/com/android/launcher3/model/WidgetsModel.java
index 3b3dc01..89b3831 100644
--- a/go/src/com/android/launcher3/model/WidgetsModel.java
+++ b/go/src/com/android/launcher3/model/WidgetsModel.java
@@ -41,6 +41,7 @@
 
     // True is the widget support is disabled.
     public static final boolean GO_DISABLE_WIDGETS = true;
+    public static final boolean GO_DISABLE_NOTIFICATION_DOTS = true;
 
     private static final ArrayList<WidgetListRowEntry> EMPTY_WIDGET_LIST = new ArrayList<>();
 
diff --git a/quickstep/res/values/override.xml b/quickstep/res/values/override.xml
index 397ea82..8f4ce43 100644
--- a/quickstep/res/values/override.xml
+++ b/quickstep/res/values/override.xml
@@ -27,8 +27,6 @@
 
   <string name="user_event_dispatcher_class" translatable="false">com.android.quickstep.logging.UserEventDispatcherExtension</string>
 
-  <string name="prediction_model_class" translatable="false">com.android.launcher3.hybridhotseat.HotseatPredictionModel</string>
-
   <string name="model_delegate_class" translatable="false">com.android.launcher3.model.QuickstepModelDelegate</string>
 
 </resources>
diff --git a/quickstep/src/com/android/launcher3/BaseQuickstepLauncher.java b/quickstep/src/com/android/launcher3/BaseQuickstepLauncher.java
index a0016cb..68111d2 100644
--- a/quickstep/src/com/android/launcher3/BaseQuickstepLauncher.java
+++ b/quickstep/src/com/android/launcher3/BaseQuickstepLauncher.java
@@ -26,12 +26,10 @@
 import android.animation.ValueAnimator;
 import android.content.Intent;
 import android.content.IntentSender;
-import android.content.SharedPreferences;
 import android.os.Bundle;
 import android.os.CancellationSignal;
 
 import com.android.launcher3.config.FeatureFlags;
-import com.android.launcher3.hybridhotseat.HotseatPredictionController;
 import com.android.launcher3.model.WellbeingModel;
 import com.android.launcher3.popup.SystemShortcut;
 import com.android.launcher3.proxy.ProxyActivityStarter;
@@ -40,14 +38,12 @@
 import com.android.launcher3.statehandlers.DepthController;
 import com.android.launcher3.statemanager.StateManager.StateHandler;
 import com.android.launcher3.uioverrides.RecentsViewStateController;
-import com.android.launcher3.util.OnboardingPrefs;
 import com.android.launcher3.util.UiThreadHelper;
 import com.android.quickstep.RecentsModel;
 import com.android.quickstep.SysUINavigationMode;
 import com.android.quickstep.SysUINavigationMode.Mode;
 import com.android.quickstep.SysUINavigationMode.NavigationModeChangeListener;
 import com.android.quickstep.SystemUiProxy;
-import com.android.quickstep.util.QuickstepOnboardingPrefs;
 import com.android.quickstep.util.RemoteAnimationProvider;
 import com.android.quickstep.util.RemoteFadeOutAnimationListener;
 import com.android.quickstep.views.OverviewActionsView;
@@ -73,7 +69,6 @@
                     Float.intBitsToFloat(arg1), arg2 != 0);
 
     private OverviewActionsView mActionsView;
-    protected HotseatPredictionController mHotseatPredictionController;
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
@@ -222,11 +217,6 @@
     }
 
     @Override
-    protected OnboardingPrefs createOnboardingPrefs(SharedPreferences sharedPrefs) {
-        return new QuickstepOnboardingPrefs(this, sharedPrefs);
-    }
-
-    @Override
     public void useFadeOutAnimationForLauncherStart(CancellationSignal signal) {
         QuickstepAppTransitionManagerImpl appTransitionManager =
                 (QuickstepAppTransitionManagerImpl) getAppTransitionManager();
@@ -314,13 +304,6 @@
                 Stream.of(WellbeingModel.SHORTCUT_FACTORY));
     }
 
-    /**
-     * Returns Prediction controller for hybrid hotseat
-     */
-    public HotseatPredictionController getHotseatPredictionController() {
-        return mHotseatPredictionController;
-    }
-
     public void setHintUserWillBeActive() {
         addActivityFlags(ACTIVITY_STATE_USER_WILL_BE_ACTIVE);
     }
diff --git a/quickstep/src/com/android/launcher3/appprediction/AllAppsTipView.java b/quickstep/src/com/android/launcher3/appprediction/AllAppsTipView.java
index 8477b10..98bf483 100644
--- a/quickstep/src/com/android/launcher3/appprediction/AllAppsTipView.java
+++ b/quickstep/src/com/android/launcher3/appprediction/AllAppsTipView.java
@@ -19,7 +19,6 @@
 import static com.android.launcher3.AbstractFloatingView.TYPE_DISCOVERY_BOUNCE;
 import static com.android.launcher3.AbstractFloatingView.TYPE_ON_BOARD_POPUP;
 import static com.android.launcher3.LauncherState.ALL_APPS;
-import static com.android.quickstep.logging.UserEventDispatcherExtension.ALL_APPS_PREDICTION_TIPS;
 
 import android.os.UserManager;
 
@@ -31,7 +30,6 @@
 import com.android.launcher3.allapps.FloatingHeaderView;
 import com.android.launcher3.statemanager.StateManager.StateListener;
 import com.android.launcher3.views.ArrowTipView;
-import com.android.systemui.shared.system.LauncherEventUtil;
 
 /**
  * ArrowTip helper aligned just above prediction apps, shown to users that enter all apps for the
@@ -57,8 +55,7 @@
         floatingHeaderView.findFixedRowByType(PredictionRowView.class).getLocationOnScreen(coords);
         ArrowTipView arrowTipView = new ArrowTipView(launcher).setOnClosedCallback(() -> {
             launcher.getSharedPrefs().edit().putBoolean(ALL_APPS_TIP_SEEN, true).apply();
-            launcher.getUserEventDispatcher().logActionTip(LauncherEventUtil.DISMISS,
-                    ALL_APPS_PREDICTION_TIPS);
+            // TODO: add log to WW
         });
         arrowTipView.show(launcher.getString(R.string.all_apps_prediction_tip), coords[1]);
 
diff --git a/quickstep/src/com/android/launcher3/appprediction/ComponentKeyMapper.java b/quickstep/src/com/android/launcher3/appprediction/ComponentKeyMapper.java
deleted file mode 100644
index d200868..0000000
--- a/quickstep/src/com/android/launcher3/appprediction/ComponentKeyMapper.java
+++ /dev/null
@@ -1,63 +0,0 @@
-/**
- * Copyright (C) 2019 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.android.launcher3.appprediction;
-
-import static com.android.quickstep.InstantAppResolverImpl.COMPONENT_CLASS_MARKER;
-
-import com.android.launcher3.allapps.AllAppsStore;
-import com.android.launcher3.model.data.AppInfo;
-import com.android.launcher3.model.data.ItemInfoWithIcon;
-import com.android.launcher3.util.ComponentKey;
-
-public class ComponentKeyMapper {
-
-    protected final ComponentKey componentKey;
-    private final DynamicItemCache mCache;
-
-    public ComponentKeyMapper(ComponentKey key, DynamicItemCache cache) {
-        componentKey = key;
-        mCache = cache;
-    }
-
-    public String getPackage() {
-        return componentKey.componentName.getPackageName();
-    }
-
-    public String getComponentClass() {
-        return componentKey.componentName.getClassName();
-    }
-
-    public ComponentKey getComponentKey() {
-        return componentKey;
-    }
-
-    @Override
-    public String toString() {
-        return componentKey.toString();
-    }
-
-    public ItemInfoWithIcon getApp(AllAppsStore store) {
-        AppInfo item = store.getApp(componentKey);
-        if (item != null) {
-            return item;
-        } else if (getComponentClass().equals(COMPONENT_CLASS_MARKER)) {
-            return mCache.getInstantApp(componentKey.componentName.getPackageName());
-        } else {
-            return mCache.getShortcutInfo(componentKey);
-        }
-    }
-}
diff --git a/quickstep/src/com/android/launcher3/appprediction/DynamicItemCache.java b/quickstep/src/com/android/launcher3/appprediction/DynamicItemCache.java
deleted file mode 100644
index ab96b1340..0000000
--- a/quickstep/src/com/android/launcher3/appprediction/DynamicItemCache.java
+++ /dev/null
@@ -1,268 +0,0 @@
-/**
- * Copyright (C) 2019 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package com.android.launcher3.appprediction;
-
-import static android.content.pm.PackageManager.MATCH_INSTANT;
-
-import static com.android.launcher3.util.Executors.MODEL_EXECUTOR;
-import static com.android.quickstep.InstantAppResolverImpl.COMPONENT_CLASS_MARKER;
-
-import android.content.Context;
-import android.content.Intent;
-import android.content.pm.ApplicationInfo;
-import android.content.pm.PackageManager;
-import android.content.pm.ResolveInfo;
-import android.content.pm.ShortcutInfo;
-import android.net.Uri;
-import android.os.Handler;
-import android.os.Looper;
-import android.os.Message;
-import android.util.ArrayMap;
-import android.util.Log;
-
-import androidx.annotation.MainThread;
-import androidx.annotation.Nullable;
-import androidx.annotation.UiThread;
-import androidx.annotation.WorkerThread;
-
-import com.android.launcher3.LauncherAppState;
-import com.android.launcher3.allapps.AllAppsStore;
-import com.android.launcher3.icons.IconCache;
-import com.android.launcher3.model.data.AppInfo;
-import com.android.launcher3.model.data.WorkspaceItemInfo;
-import com.android.launcher3.shortcuts.ShortcutKey;
-import com.android.launcher3.shortcuts.ShortcutRequest;
-import com.android.launcher3.util.ComponentKey;
-import com.android.launcher3.util.InstantAppResolver;
-
-import java.util.ArrayList;
-import java.util.Collections;
-import java.util.HashMap;
-import java.util.List;
-import java.util.Map;
-
-/**
- * Utility class which loads and caches predicted items like instant apps and shortcuts, before
- * they can be displayed on the UI
- */
-public class DynamicItemCache {
-
-    private static final String TAG = "DynamicItemCache";
-    private static final boolean DEBUG = false;
-    private static final String DEFAULT_URL = "default-url";
-
-    private static final int BG_MSG_LOAD_SHORTCUTS = 1;
-    private static final int BG_MSG_LOAD_INSTANT_APPS = 2;
-
-    private static final int UI_MSG_UPDATE_SHORTCUTS = 1;
-    private static final int UI_MSG_UPDATE_INSTANT_APPS = 2;
-
-    private final Context mContext;
-    private final Handler mWorker;
-    private final Handler mUiHandler;
-    private final InstantAppResolver mInstantAppResolver;
-    private final Runnable mOnUpdateCallback;
-    private final IconCache mIconCache;
-
-    private final Map<ComponentKey, WorkspaceItemInfo> mShortcuts;
-    private final Map<String, InstantAppItemInfo> mInstantApps;
-
-    public DynamicItemCache(Context context, Runnable onUpdateCallback) {
-        mContext = context;
-        mWorker = new Handler(MODEL_EXECUTOR.getLooper(), this::handleWorkerMessage);
-        mUiHandler = new Handler(Looper.getMainLooper(), this::handleUiMessage);
-        mInstantAppResolver = InstantAppResolver.newInstance(context);
-        mOnUpdateCallback = onUpdateCallback;
-        mIconCache = LauncherAppState.getInstance(mContext).getIconCache();
-
-        mShortcuts = new HashMap<>();
-        mInstantApps = new HashMap<>();
-    }
-
-    public void cacheItems(List<ShortcutKey> shortcutKeys, List<String> pkgNames) {
-        if (!shortcutKeys.isEmpty()) {
-            mWorker.removeMessages(BG_MSG_LOAD_SHORTCUTS);
-            Message.obtain(mWorker, BG_MSG_LOAD_SHORTCUTS, shortcutKeys).sendToTarget();
-        }
-        if (!pkgNames.isEmpty()) {
-            mWorker.removeMessages(BG_MSG_LOAD_INSTANT_APPS);
-            Message.obtain(mWorker, BG_MSG_LOAD_INSTANT_APPS, pkgNames).sendToTarget();
-        }
-    }
-
-    private boolean handleWorkerMessage(Message msg) {
-        switch (msg.what) {
-            case BG_MSG_LOAD_SHORTCUTS: {
-                List<ShortcutKey> shortcutKeys = msg.obj != null ?
-                        (List<ShortcutKey>) msg.obj : Collections.EMPTY_LIST;
-                Map<ShortcutKey, WorkspaceItemInfo> shortcutKeyAndInfos = new ArrayMap<>();
-                for (ShortcutKey shortcutKey : shortcutKeys) {
-                    WorkspaceItemInfo workspaceItemInfo = loadShortcutWorker(shortcutKey);
-                    if (workspaceItemInfo != null) {
-                        shortcutKeyAndInfos.put(shortcutKey, workspaceItemInfo);
-                    }
-                }
-                Message.obtain(mUiHandler, UI_MSG_UPDATE_SHORTCUTS, shortcutKeyAndInfos)
-                        .sendToTarget();
-                return true;
-            }
-            case BG_MSG_LOAD_INSTANT_APPS: {
-                List<String> pkgNames = msg.obj != null ?
-                        (List<String>) msg.obj : Collections.EMPTY_LIST;
-                List<InstantAppItemInfo> instantAppItemInfos = new ArrayList<>();
-                for (String pkgName : pkgNames) {
-                    InstantAppItemInfo instantAppItemInfo = loadInstantApp(pkgName);
-                    if (instantAppItemInfo != null) {
-                        instantAppItemInfos.add(instantAppItemInfo);
-                    }
-                }
-                Message.obtain(mUiHandler, UI_MSG_UPDATE_INSTANT_APPS, instantAppItemInfos)
-                        .sendToTarget();
-                return true;
-            }
-        }
-
-        return false;
-    }
-
-    private boolean handleUiMessage(Message msg) {
-        switch (msg.what) {
-            case UI_MSG_UPDATE_SHORTCUTS: {
-                mShortcuts.clear();
-                mShortcuts.putAll((Map<ShortcutKey, WorkspaceItemInfo>) msg.obj);
-                mOnUpdateCallback.run();
-                return true;
-            }
-            case UI_MSG_UPDATE_INSTANT_APPS: {
-                List<InstantAppItemInfo> instantAppItemInfos = (List<InstantAppItemInfo>) msg.obj;
-                mInstantApps.clear();
-                for (InstantAppItemInfo instantAppItemInfo : instantAppItemInfos) {
-                    mInstantApps.put(instantAppItemInfo.getTargetComponent().getPackageName(),
-                            instantAppItemInfo);
-                }
-                mOnUpdateCallback.run();
-                if (DEBUG) {
-                    Log.d(TAG, String.format("Cache size: %d, Cache: %s",
-                            mInstantApps.size(), mInstantApps.toString()));
-                }
-                return true;
-            }
-        }
-
-        return false;
-    }
-
-    @WorkerThread
-    private WorkspaceItemInfo loadShortcutWorker(ShortcutKey shortcutKey) {
-        List<ShortcutInfo> details = shortcutKey.buildRequest(mContext).query(ShortcutRequest.ALL);
-        if (!details.isEmpty()) {
-            WorkspaceItemInfo si = new WorkspaceItemInfo(details.get(0), mContext);
-            mIconCache.getShortcutIcon(si, details.get(0));
-            return si;
-        }
-        if (DEBUG) {
-            Log.d(TAG, "No shortcut found: " + shortcutKey.toString());
-        }
-        return null;
-    }
-
-    private InstantAppItemInfo loadInstantApp(String pkgName) {
-        PackageManager pm = mContext.getPackageManager();
-
-        try {
-            ApplicationInfo ai = pm.getApplicationInfo(pkgName, 0);
-            if (!mInstantAppResolver.isInstantApp(ai)) {
-                return null;
-            }
-        } catch (PackageManager.NameNotFoundException e) {
-            return null;
-        }
-
-        String url = retrieveDefaultUrl(pkgName, pm);
-        if (url == null) {
-            Log.w(TAG, "no default-url available for pkg " + pkgName);
-            return null;
-        }
-
-        Intent intent = new Intent(Intent.ACTION_VIEW)
-                .addCategory(Intent.CATEGORY_BROWSABLE)
-                .setData(Uri.parse(url));
-        InstantAppItemInfo info = new InstantAppItemInfo(intent, pkgName);
-        IconCache iconCache = LauncherAppState.getInstance(mContext).getIconCache();
-        iconCache.getTitleAndIcon(info, false);
-        if (info.bitmap.icon == null || iconCache.isDefaultIcon(info.bitmap, info.user)) {
-            return null;
-        }
-        return info;
-    }
-
-    @Nullable
-    public static String retrieveDefaultUrl(String pkgName, PackageManager pm) {
-        Intent mainIntent = new Intent().setAction(Intent.ACTION_MAIN)
-                .addCategory(Intent.CATEGORY_LAUNCHER).setPackage(pkgName);
-        List<ResolveInfo> resolveInfos = pm.queryIntentActivities(
-                mainIntent, MATCH_INSTANT | PackageManager.GET_META_DATA);
-        String url = null;
-        for (ResolveInfo resolveInfo : resolveInfos) {
-            if (resolveInfo.activityInfo.metaData != null
-                    && resolveInfo.activityInfo.metaData.containsKey(DEFAULT_URL)) {
-                url = resolveInfo.activityInfo.metaData.getString(DEFAULT_URL);
-            }
-        }
-        return url;
-    }
-
-    @UiThread
-    public InstantAppItemInfo getInstantApp(String pkgName) {
-        return mInstantApps.get(pkgName);
-    }
-
-    @MainThread
-    public WorkspaceItemInfo getShortcutInfo(ComponentKey key) {
-        return mShortcuts.get(key);
-    }
-
-    /**
-     * requests and caches icons for app targets
-     */
-    public void updateDependencies(List<ComponentKeyMapper> componentKeyMappers,
-            AllAppsStore appsStore, IconCache.ItemInfoUpdateReceiver callback, int itemCount) {
-        List<String> instantAppsToLoad = new ArrayList<>();
-        List<ShortcutKey> shortcutsToLoad = new ArrayList<>();
-        int total = componentKeyMappers.size();
-        for (int i = 0, count = 0; i < total && count < itemCount; i++) {
-            ComponentKeyMapper mapper = componentKeyMappers.get(i);
-            // Update instant apps
-            if (COMPONENT_CLASS_MARKER.equals(mapper.getComponentClass())) {
-                instantAppsToLoad.add(mapper.getPackage());
-                count++;
-            } else if (mapper.getComponentKey() instanceof ShortcutKey) {
-                shortcutsToLoad.add((ShortcutKey) mapper.getComponentKey());
-                count++;
-            } else {
-                // Reload high res icon
-                AppInfo info = (AppInfo) mapper.getApp(appsStore);
-                if (info != null) {
-                    if (info.usingLowResIcon()) {
-                        mIconCache.updateIconInBackground(callback, info);
-                    }
-                    count++;
-                }
-            }
-        }
-        cacheItems(shortcutsToLoad, instantAppsToLoad);
-    }
-}
diff --git a/quickstep/src/com/android/launcher3/hybridhotseat/HotseatEduController.java b/quickstep/src/com/android/launcher3/hybridhotseat/HotseatEduController.java
index 8ebf125..4451e7a 100644
--- a/quickstep/src/com/android/launcher3/hybridhotseat/HotseatEduController.java
+++ b/quickstep/src/com/android/launcher3/hybridhotseat/HotseatEduController.java
@@ -47,35 +47,27 @@
  */
 public class HotseatEduController {
 
-    public static final String HOTSEAT_EDU_ACTION =
-            "com.android.launcher3.action.SHOW_HYBRID_HOTSEAT_EDU";
     public static final String SETTINGS_ACTION =
             "android.settings.ACTION_CONTENT_SUGGESTIONS_SETTINGS";
 
     private final Launcher mLauncher;
     private final Hotseat mHotseat;
-    private HotseatRestoreHelper mRestoreHelper;
     private List<WorkspaceItemInfo> mPredictedApps;
     private HotseatEduDialog mActiveDialog;
 
     private ArrayList<ItemInfo> mNewItems = new ArrayList<>();
     private IntArray mNewScreens = null;
-    private Runnable mOnOnboardingComplete;
 
-    HotseatEduController(Launcher launcher, HotseatRestoreHelper restoreHelper, Runnable runnable) {
+    HotseatEduController(Launcher launcher) {
         mLauncher = launcher;
         mHotseat = launcher.getHotseat();
-        mRestoreHelper = restoreHelper;
-        mOnOnboardingComplete = runnable;
     }
 
     /**
      * Checks what type of migration should be used and migrates hotseat
      */
     void migrate() {
-        if (mRestoreHelper != null) {
-            mRestoreHelper.createBackup();
-        }
+        HotseatRestoreHelper.createBackup(mLauncher);
         if (FeatureFlags.HOTSEAT_MIGRATE_TO_FOLDER.get()) {
             migrateToFolder();
         } else {
@@ -227,7 +219,7 @@
     }
 
     void finishOnboarding() {
-        mOnOnboardingComplete.run();
+        mLauncher.getModel().onWorkspaceUiChanged();
     }
 
     void showDimissTip() {
diff --git a/quickstep/src/com/android/launcher3/hybridhotseat/HotseatEduDialog.java b/quickstep/src/com/android/launcher3/hybridhotseat/HotseatEduDialog.java
index 2b3f395..39bf008 100644
--- a/quickstep/src/com/android/launcher3/hybridhotseat/HotseatEduDialog.java
+++ b/quickstep/src/com/android/launcher3/hybridhotseat/HotseatEduDialog.java
@@ -40,7 +40,6 @@
 import com.android.launcher3.config.FeatureFlags;
 import com.android.launcher3.model.data.WorkspaceItemInfo;
 import com.android.launcher3.uioverrides.PredictedAppIcon;
-import com.android.launcher3.userevent.nano.LauncherLogProto;
 import com.android.launcher3.views.AbstractSlideInView;
 
 import java.util.List;
@@ -123,16 +122,6 @@
     }
 
     @Override
-    public void logActionCommand(int command) {
-        // Since this is on-boarding popup, it is not a user controlled action.
-    }
-
-    @Override
-    public int getLogContainerType() {
-        return LauncherLogProto.ContainerType.TIP;
-    }
-
-    @Override
     protected boolean isOfType(int type) {
         return (type & TYPE_ON_BOARD_POPUP) != 0;
     }
diff --git a/quickstep/src/com/android/launcher3/hybridhotseat/HotseatPredictionController.java b/quickstep/src/com/android/launcher3/hybridhotseat/HotseatPredictionController.java
index b94e633..151a113 100644
--- a/quickstep/src/com/android/launcher3/hybridhotseat/HotseatPredictionController.java
+++ b/quickstep/src/com/android/launcher3/hybridhotseat/HotseatPredictionController.java
@@ -15,23 +15,17 @@
  */
 package com.android.launcher3.hybridhotseat;
 
-import static com.android.launcher3.InvariantDeviceProfile.CHANGE_FLAG_GRID;
 import static com.android.launcher3.LauncherAnimUtils.SCALE_PROPERTY;
 import static com.android.launcher3.LauncherState.NORMAL;
 import static com.android.launcher3.hybridhotseat.HotseatEduController.getSettingsIntent;
+import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_HOTSEAT_PREDICTION_PINNED;
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_HOTSEAT_RANKED;
 
 import android.animation.Animator;
 import android.animation.AnimatorSet;
 import android.animation.ObjectAnimator;
-import android.app.prediction.AppPredictionContext;
-import android.app.prediction.AppPredictionManager;
-import android.app.prediction.AppPredictor;
-import android.app.prediction.AppTarget;
-import android.app.prediction.AppTargetEvent;
 import android.content.ComponentName;
 import android.os.Process;
-import android.util.Log;
 import android.view.HapticFeedbackConstants;
 import android.view.View;
 import android.view.ViewGroup;
@@ -44,77 +38,51 @@
 import com.android.launcher3.Hotseat;
 import com.android.launcher3.InvariantDeviceProfile;
 import com.android.launcher3.Launcher;
-import com.android.launcher3.LauncherAppState;
 import com.android.launcher3.LauncherSettings;
 import com.android.launcher3.R;
 import com.android.launcher3.Utilities;
-import com.android.launcher3.allapps.AllAppsStore;
 import com.android.launcher3.anim.AnimationSuccessListener;
-import com.android.launcher3.appprediction.ComponentKeyMapper;
-import com.android.launcher3.appprediction.DynamicItemCache;
 import com.android.launcher3.dragndrop.DragController;
 import com.android.launcher3.dragndrop.DragOptions;
-import com.android.launcher3.icons.IconCache;
+import com.android.launcher3.graphics.DragPreviewProvider;
 import com.android.launcher3.logger.LauncherAtom.ContainerInfo;
 import com.android.launcher3.logger.LauncherAtom.PredictedHotseatContainer;
 import com.android.launcher3.logging.InstanceId;
-import com.android.launcher3.model.data.AppInfo;
-import com.android.launcher3.model.data.FolderInfo;
+import com.android.launcher3.model.BgDataModel.FixedContainerItems;
 import com.android.launcher3.model.data.ItemInfo;
-import com.android.launcher3.model.data.ItemInfoWithIcon;
 import com.android.launcher3.model.data.WorkspaceItemInfo;
 import com.android.launcher3.popup.SystemShortcut;
-import com.android.launcher3.shortcuts.ShortcutKey;
 import com.android.launcher3.touch.ItemLongClickListener;
 import com.android.launcher3.uioverrides.PredictedAppIcon;
 import com.android.launcher3.uioverrides.QuickstepLauncher;
 import com.android.launcher3.userevent.nano.LauncherLogProto;
-import com.android.launcher3.util.ComponentKey;
-import com.android.launcher3.util.IntArray;
 import com.android.launcher3.util.OnboardingPrefs;
 import com.android.launcher3.views.ArrowTipView;
 import com.android.launcher3.views.Snackbar;
 
-import java.lang.ref.WeakReference;
 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.List;
-import java.util.OptionalInt;
-import java.util.stream.IntStream;
+import java.util.stream.Collectors;
 
 /**
  * Provides prediction ability for the hotseat. Fills gaps in hotseat with predicted items, allows
  * pinning of predicted apps and manages replacement of predicted apps with user drag.
  */
 public class HotseatPredictionController implements DragController.DragListener,
-        View.OnAttachStateChangeListener, SystemShortcut.Factory<QuickstepLauncher>,
-        InvariantDeviceProfile.OnIDPChangeListener, AllAppsStore.OnUpdateListener,
-        IconCache.ItemInfoUpdateReceiver, DragSource {
+        SystemShortcut.Factory<QuickstepLauncher>, InvariantDeviceProfile.OnIDPChangeListener,
+        DragSource {
 
-    private static final String TAG = "PredictiveHotseat";
-    private static final boolean DEBUG = false;
-
-    private static final String PREDICTION_CLIENT = "hotseat";
-    private DropTarget.DragObject mDragObject;
     private int mHotSeatItemsCount;
-    private int mPredictedSpotsCount = 0;
 
     private Launcher mLauncher;
     private final Hotseat mHotseat;
 
-    private final HotseatRestoreHelper mRestoreHelper;
+    private List<ItemInfo> mPredictedItems = Collections.emptyList();
 
-    private List<ComponentKeyMapper> mComponentKeyMappers = new ArrayList<>();
-
-    private DynamicItemCache mDynamicItemCache;
-
-    private final HotseatPredictionModel mPredictionModel;
-    private AppPredictor mAppPredictor;
-    private AllAppsStore mAllAppsStore;
     private AnimatorSet mIconRemoveAnimators;
     private boolean mUIUpdatePaused = false;
-    private boolean mIsDestroyed = false;
-
+    private boolean mDragInProgress = false;
 
     private List<PredictedAppIcon.PredictedIconOutlineDrawing> mOutlineDrawings = new ArrayList<>();
 
@@ -130,26 +98,23 @@
             mLauncher.getDragLayer().performHapticFeedback(HapticFeedbackConstants.LONG_PRESS);
             return true;
         }
+
         // Start the drag
-        mLauncher.getWorkspace().beginDragShared(v, this, new DragOptions());
+        // Use a new itemInfo so that the original predicted item is stable
+        WorkspaceItemInfo dragItem = new WorkspaceItemInfo((WorkspaceItemInfo) v.getTag());
+        v.setVisibility(View.INVISIBLE);
+        mLauncher.getWorkspace().beginDragShared(
+                v, null, this, dragItem, new DragPreviewProvider(v), new DragOptions());
         return true;
     };
 
     public HotseatPredictionController(Launcher launcher) {
         mLauncher = launcher;
         mHotseat = launcher.getHotseat();
-        mAllAppsStore = mLauncher.getAppsView().getAppsStore();
-        LauncherAppState appState = LauncherAppState.getInstance(launcher);
-        mPredictionModel = (HotseatPredictionModel) appState.getPredictionModel();
-        mAllAppsStore.addUpdateListener(this);
-        mDynamicItemCache = new DynamicItemCache(mLauncher, this::fillGapsWithPrediction);
         mHotSeatItemsCount = mLauncher.getDeviceProfile().inv.numHotseatIcons;
+        mLauncher.getDragController().addDragListener(this);
+
         launcher.getDeviceProfile().inv.addOnChangeListener(this);
-        mHotseat.addOnAttachStateChangeListener(this);
-        mRestoreHelper = new HotseatRestoreHelper(mLauncher);
-        if (mHotseat.isAttachedToWindow()) {
-            onViewAttachedToWindow(mHotseat);
-        }
     }
 
     /**
@@ -157,7 +122,7 @@
      */
     public void showEdu() {
         mLauncher.getStateManager().goToState(NORMAL, true, () -> {
-            if (mComponentKeyMappers.isEmpty()) {
+            if (mPredictedItems.isEmpty()) {
                 // launcher has empty predictions set
                 Snackbar.show(mLauncher, R.string.hotsaet_tip_prediction_disabled,
                         R.string.hotseat_prediction_settings, null,
@@ -165,10 +130,10 @@
             } else if (getPredictedIcons().size() >= (mHotSeatItemsCount + 1) / 2) {
                 showDiscoveryTip();
             } else {
-                HotseatEduController eduController = new HotseatEduController(mLauncher,
-                        mRestoreHelper,
-                        this::createPredictor);
-                eduController.setPredictedApps(mapToWorkspaceItemInfo(mComponentKeyMappers));
+                HotseatEduController eduController = new HotseatEduController(mLauncher);
+                eduController.setPredictedApps(mPredictedItems.stream()
+                        .map(i -> (WorkspaceItemInfo) i)
+                        .collect(Collectors.toList()));
                 eduController.showEdu();
             }
         });
@@ -192,17 +157,7 @@
      * Returns if hotseat client has predictions
      */
     public boolean hasPredictions() {
-        return !mComponentKeyMappers.isEmpty();
-    }
-
-    @Override
-    public void onViewAttachedToWindow(View view) {
-        mLauncher.getDragController().addDragListener(this);
-    }
-
-    @Override
-    public void onViewDetachedFromWindow(View view) {
-        mLauncher.getDragController().removeDragListener(this);
+        return !mPredictedItems.isEmpty();
     }
 
     private void fillGapsWithPrediction() {
@@ -210,15 +165,10 @@
     }
 
     private void fillGapsWithPrediction(boolean animate, Runnable callback) {
-        if (mUIUpdatePaused || mDragObject != null) {
+        if (mUIUpdatePaused || mDragInProgress) {
             return;
         }
-        List<WorkspaceItemInfo> predictedApps = mapToWorkspaceItemInfo(mComponentKeyMappers);
-        if (mComponentKeyMappers.isEmpty() != predictedApps.isEmpty()) {
-            // Safely ignore update as AppsList is not ready yet. This will called again once
-            // apps are ready (HotseatPredictionController#onAppsUpdated)
-            return;
-        }
+
         int predictionIndex = 0;
         ArrayList<WorkspaceItemInfo> newItems = new ArrayList<>();
         // make sure predicted icon removal and filling predictions don't step on each other
@@ -240,14 +190,15 @@
             if (child != null && !isPredictedIcon(child)) {
                 continue;
             }
-            if (predictedApps.size() <= predictionIndex) {
+            if (mPredictedItems.size() <= predictionIndex) {
                 // Remove predicted apps from the past
                 if (isPredictedIcon(child)) {
                     mHotseat.removeView(child);
                 }
                 continue;
             }
-            WorkspaceItemInfo predictedItem = predictedApps.get(predictionIndex++);
+            WorkspaceItemInfo predictedItem =
+                    (WorkspaceItemInfo) mPredictedItems.get(predictionIndex++);
             if (isPredictedIcon(child) && child.isEnabled()) {
                 PredictedAppIcon icon = (PredictedAppIcon) child;
                 icon.applyFromWorkspaceItem(predictedItem);
@@ -257,7 +208,6 @@
             }
             preparePredictionInfo(predictedItem, rank);
         }
-        mPredictedSpotsCount = predictionIndex;
         bindItems(newItems, animate, callback);
     }
 
@@ -285,13 +235,7 @@
      * Unregisters callbacks and frees resources
      */
     public void destroy() {
-        mIsDestroyed = true;
-        mAllAppsStore.removeUpdateListener(this);
         mLauncher.getDeviceProfile().inv.removeOnChangeListener(this);
-        mHotseat.removeOnAttachStateChangeListener(this);
-        if (mAppPredictor != null) {
-            mAppPredictor.destroy();
-        }
     }
 
     /**
@@ -305,97 +249,14 @@
     }
 
     /**
-     * Creates App Predictor with all the current apps pinned on the hotseat
+     * Sets or updates the predicted items
      */
-    public void createPredictor() {
-        AppPredictionManager apm = mLauncher.getSystemService(AppPredictionManager.class);
-        if (apm == null) {
-            return;
+    public void setPredictedItems(FixedContainerItems items) {
+        mPredictedItems = items.items;
+        if (mPredictedItems.isEmpty()) {
+            HotseatRestoreHelper.restoreBackup(mLauncher);
         }
-        if (mAppPredictor != null) {
-            mAppPredictor.destroy();
-            mAppPredictor = null;
-        }
-        WeakReference<HotseatPredictionController> controllerRef = new WeakReference<>(this);
-
-
-        mPredictionModel.createBundle(bundle -> {
-            if (mIsDestroyed) return;
-            mAppPredictor = apm.createAppPredictionSession(
-                    new AppPredictionContext.Builder(mLauncher)
-                            .setUiSurface(PREDICTION_CLIENT)
-                            .setPredictedTargetCount(mHotSeatItemsCount)
-                            .setExtras(bundle)
-                            .build());
-            mAppPredictor.registerPredictionUpdates(
-                    mLauncher.getApplicationContext().getMainExecutor(),
-                    list -> {
-                        if (controllerRef.get() != null) {
-                            controllerRef.get().setPredictedApps(list);
-                        }
-                    });
-            mAppPredictor.requestPredictionUpdate();
-        });
-        setPauseUIUpdate(false);
-    }
-
-    /**
-     * Create WorkspaceItemInfo objects and binds PredictedAppIcon views for cached predicted items.
-     */
-    public void showCachedItems(List<AppInfo> apps, IntArray ranks) {
-        if (hasPredictions() && mAppPredictor != null) {
-            mAppPredictor.requestPredictionUpdate();
-            fillGapsWithPrediction();
-            return;
-        }
-        int count = Math.min(ranks.size(), apps.size());
-        List<WorkspaceItemInfo> items = new ArrayList<>(count);
-        for (int i = 0; i < count; i++) {
-            WorkspaceItemInfo item = new WorkspaceItemInfo(apps.get(i));
-            ComponentKey componentKey = new ComponentKey(item.getTargetComponent(), item.user);
-            preparePredictionInfo(item, ranks.get(i));
-            items.add(item);
-
-            mComponentKeyMappers.add(new ComponentKeyMapper(componentKey, mDynamicItemCache));
-        }
-        updateDependencies();
-        bindItems(items, false, null);
-    }
-
-    private void setPredictedApps(List<AppTarget> appTargets) {
-        mComponentKeyMappers.clear();
-        if (appTargets.isEmpty()) {
-            mRestoreHelper.restoreBackup();
-        }
-        StringBuilder predictionLog = new StringBuilder("predictedApps: [\n");
-        ArrayList<ComponentKey> componentKeys = new ArrayList<>();
-        for (AppTarget appTarget : appTargets) {
-            ComponentKey key;
-            if (appTarget.getShortcutInfo() != null) {
-                key = ShortcutKey.fromInfo(appTarget.getShortcutInfo());
-            } else {
-                key = new ComponentKey(new ComponentName(appTarget.getPackageName(),
-                        appTarget.getClassName()), appTarget.getUser());
-            }
-            componentKeys.add(key);
-            predictionLog.append(key.toString());
-            predictionLog.append(",rank:");
-            predictionLog.append(appTarget.getRank());
-            predictionLog.append("\n");
-            mComponentKeyMappers.add(new ComponentKeyMapper(key, mDynamicItemCache));
-        }
-        predictionLog.append("]");
-        if (Utilities.IS_DEBUG_DEVICE) {
-            HotseatFileLog.INSTANCE.get(mLauncher).log(TAG, predictionLog.toString());
-        }
-        updateDependencies();
         fillGapsWithPrediction();
-        mPredictionModel.cachePredictionComponentKeys(componentKeys);
-    }
-
-    private void updateDependencies() {
-        mDynamicItemCache.updateDependencies(mComponentKeyMappers, mAllAppsStore, this,
-                mHotSeatItemsCount);
     }
 
     /**
@@ -414,42 +275,9 @@
                 workspaceItemInfo.cellX, workspaceItemInfo.cellY);
         ObjectAnimator.ofFloat(icon, SCALE_PROPERTY, 1, 0.8f, 1).start();
         icon.pin(workspaceItemInfo);
-        AppTarget appTarget = mPredictionModel.getAppTargetFromInfo(workspaceItemInfo);
-        if (appTarget != null) {
-            notifyItemAction(mPredictionModel.wrapAppTargetWithLocation(appTarget,
-                    AppTargetEvent.ACTION_PIN, workspaceItemInfo));
-        }
-    }
-
-    private List<WorkspaceItemInfo> mapToWorkspaceItemInfo(
-            List<ComponentKeyMapper> components) {
-        AllAppsStore allAppsStore = mLauncher.getAppsView().getAppsStore();
-        if (allAppsStore.getApps().length == 0) {
-            return Collections.emptyList();
-        }
-
-        List<WorkspaceItemInfo> predictedApps = new ArrayList<>();
-        for (ComponentKeyMapper mapper : components) {
-            ItemInfoWithIcon info = mapper.getApp(allAppsStore);
-            if (info instanceof AppInfo) {
-                WorkspaceItemInfo predictedApp = new WorkspaceItemInfo((AppInfo) info);
-                predictedApp.container = LauncherSettings.Favorites.CONTAINER_HOTSEAT_PREDICTION;
-                predictedApps.add(predictedApp);
-            } else if (info instanceof WorkspaceItemInfo) {
-                WorkspaceItemInfo predictedApp = new WorkspaceItemInfo((WorkspaceItemInfo) info);
-                predictedApp.container = LauncherSettings.Favorites.CONTAINER_HOTSEAT_PREDICTION;
-                predictedApps.add(predictedApp);
-            } else {
-                if (DEBUG) {
-                    Log.e(TAG, "Predicted app not found: " + mapper);
-                }
-            }
-            // Stop at the number of hotseat items
-            if (predictedApps.size() == mHotSeatItemsCount) {
-                break;
-            }
-        }
-        return predictedApps;
+        mLauncher.getStatsLogManager().logger()
+                .withItemInfo(workspaceItemInfo)
+                .log(LAUNCHER_HOTSEAT_PREDICTION_PINNED);
     }
 
     private List<PredictedAppIcon> getPredictedIcons() {
@@ -465,7 +293,7 @@
     }
 
     private void removePredictedApps(List<PredictedAppIcon.PredictedIconOutlineDrawing> outlines,
-            ItemInfo draggedInfo) {
+            DropTarget.DragObject dragObject) {
         if (mIconRemoveAnimators != null) {
             mIconRemoveAnimators.end();
         }
@@ -475,7 +303,7 @@
             if (!icon.isEnabled()) {
                 continue;
             }
-            if (icon.getTag().equals(draggedInfo)) {
+            if (dragObject.dragSource == this && icon.equals(dragObject.originalView)) {
                 mHotseat.removeView(icon);
                 continue;
             }
@@ -497,84 +325,23 @@
         mIconRemoveAnimators.start();
     }
 
-    private void notifyItemAction(AppTargetEvent event) {
-        if (mAppPredictor != null) {
-            mAppPredictor.notifyAppTargetEvent(event);
-        }
-    }
-
     @Override
     public void onDragStart(DropTarget.DragObject dragObject, DragOptions options) {
-        removePredictedApps(mOutlineDrawings, dragObject.dragInfo);
-        mDragObject = dragObject;
+        removePredictedApps(mOutlineDrawings, dragObject);
         if (mOutlineDrawings.isEmpty()) return;
         for (PredictedAppIcon.PredictedIconOutlineDrawing outlineDrawing : mOutlineDrawings) {
             mHotseat.addDelegatedCellDrawing(outlineDrawing);
         }
+        mDragInProgress = true;
         mHotseat.invalidate();
     }
 
-    /**
-     * Unpins pinned app when it's converted into a folder
-     */
-    public void folderCreatedFromWorkspaceItem(ItemInfo itemInfo, FolderInfo folderInfo) {
-        AppTarget folderTarget = mPredictionModel.getAppTargetFromInfo(folderInfo);
-        AppTarget itemTarget = mPredictionModel.getAppTargetFromInfo(itemInfo);
-        if (folderTarget != null && HotseatPredictionModel.isTrackedForPrediction(folderInfo)) {
-            notifyItemAction(mPredictionModel.wrapAppTargetWithLocation(folderTarget,
-                    AppTargetEvent.ACTION_PIN, folderInfo));
-        }
-        // using folder info with isTrackedForPrediction as itemInfo.container is already changed
-        // to folder by this point
-        if (itemTarget != null && HotseatPredictionModel.isTrackedForPrediction(folderInfo)) {
-            notifyItemAction(mPredictionModel.wrapAppTargetWithLocation(itemTarget,
-                    AppTargetEvent.ACTION_UNPIN, folderInfo
-            ));
-        }
-    }
-
-    /**
-     * Pins workspace item created when all folder items are removed but one
-     */
-    public void folderConvertedToWorkspaceItem(ItemInfo itemInfo, FolderInfo folderInfo) {
-        AppTarget folderTarget = mPredictionModel.getAppTargetFromInfo(folderInfo);
-        AppTarget itemTarget = mPredictionModel.getAppTargetFromInfo(itemInfo);
-        if (folderTarget != null && HotseatPredictionModel.isTrackedForPrediction(folderInfo)) {
-            notifyItemAction(mPredictionModel.wrapAppTargetWithLocation(folderTarget,
-                    AppTargetEvent.ACTION_UNPIN, folderInfo));
-        }
-        if (itemTarget != null && HotseatPredictionModel.isTrackedForPrediction(itemInfo)) {
-            notifyItemAction(mPredictionModel.wrapAppTargetWithLocation(itemTarget,
-                    AppTargetEvent.ACTION_PIN, itemInfo));
-        }
-    }
-
     @Override
     public void onDragEnd() {
-        if (mDragObject == null) {
-            return;
-        }
-
-        ItemInfo dragInfo = mDragObject.dragInfo;
-        if (mDragObject.isMoved()) {
-            AppTarget appTarget = mPredictionModel.getAppTargetFromInfo(dragInfo);
-            //always send pin event first to prevent AiAi from predicting an item moved within
-            // the same page
-            if (appTarget != null && HotseatPredictionModel.isTrackedForPrediction(dragInfo)) {
-                notifyItemAction(mPredictionModel.wrapAppTargetWithLocation(appTarget,
-                        AppTargetEvent.ACTION_PIN, dragInfo));
-            }
-            if (appTarget != null && HotseatPredictionModel.isTrackedForPrediction(
-                    mDragObject.originalDragInfo)) {
-                notifyItemAction(mPredictionModel.wrapAppTargetWithLocation(appTarget,
-                        AppTargetEvent.ACTION_UNPIN, mDragObject.originalDragInfo));
-            }
-        }
-        mDragObject = null;
+        mDragInProgress = false;
         fillGapsWithPrediction(true, this::removeOutlineDrawings);
     }
 
-
     @Nullable
     @Override
     public SystemShortcut<QuickstepLauncher> getShortcut(QuickstepLauncher activity,
@@ -604,19 +371,7 @@
 
     @Override
     public void onIdpChanged(int changeFlags, InvariantDeviceProfile profile) {
-        if ((changeFlags & CHANGE_FLAG_GRID) != 0) {
-            this.mHotSeatItemsCount = profile.numHotseatIcons;
-            createPredictor();
-        }
-    }
-
-    @Override
-    public void onAppsUpdated() {
-        fillGapsWithPrediction();
-    }
-
-    @Override
-    public void reapplyItemInfo(ItemInfoWithIcon info) {
+        this.mHotSeatItemsCount = profile.numHotseatIcons;
     }
 
     @Override
@@ -624,12 +379,6 @@
         //Does nothing
     }
 
-    @Override
-    public void fillInLogContainerData(ItemInfo childInfo, LauncherLogProto.Target child,
-            ArrayList<LauncherLogProto.Target> parents) {
-        mHotseat.fillInLogContainerData(childInfo, child, parents);
-    }
-
     /**
      * Logs rank info based on current list of predicted items
      */
@@ -643,17 +392,20 @@
                             + ",launchLocation:" + itemInfo.container);
         }
 
-        if (itemInfo.getTargetComponent() == null || itemInfo.user == null) {
+
+        ComponentName targetCN = itemInfo.getTargetComponent();
+        if (targetCN == null) {
             return;
         }
-
-        final ComponentKey key = new ComponentKey(itemInfo.getTargetComponent(), itemInfo.user);
-
-        final List<ComponentKeyMapper> predictedApps = new ArrayList<>(mComponentKeyMappers);
-        OptionalInt rank = IntStream.range(0, predictedApps.size())
-                .filter(index -> key.equals(predictedApps.get(index).getComponentKey()))
-                .findFirst();
-        if (!rank.isPresent()) {
+        int rank = -1;
+        for (int i = mPredictedItems.size() - 1; i >= 0; i--) {
+            ItemInfo info = mPredictedItems.get(i);
+            if (targetCN.equals(info.getTargetComponent()) && itemInfo.user.equals(info.user)) {
+                rank = i;
+                break;
+            }
+        }
+        if (rank < 0) {
             return;
         }
 
@@ -666,11 +418,11 @@
         PredictedHotseatContainer.Builder containerBuilder = PredictedHotseatContainer.newBuilder();
         containerBuilder.setCardinality(cardinality);
         if (itemInfo.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT_PREDICTION) {
-            containerBuilder.setIndex(rank.getAsInt());
+            containerBuilder.setIndex(rank);
         }
         mLauncher.getStatsLogManager().logger()
                 .withInstanceId(instanceId)
-                .withRank(rank.getAsInt())
+                .withRank(rank)
                 .withContainerInfo(ContainerInfo.newBuilder()
                         .setPredictedHotseatContainer(containerBuilder)
                         .build())
@@ -691,30 +443,6 @@
         }
     }
 
-    /**
-     * Fill in predicted_rank field based on app prediction.
-     * Only applicable when {@link ItemInfo#itemType} is PREDICTED_HOTSEAT
-     */
-    public static void encodeHotseatLayoutIntoPredictionRank(
-            @NonNull ItemInfo itemInfo, @NonNull LauncherLogProto.Target target) {
-        QuickstepLauncher launcher = QuickstepLauncher.ACTIVITY_TRACKER.getCreatedActivity();
-        if (launcher == null || launcher.getHotseatPredictionController() == null
-                || itemInfo.getTargetComponent() == null) {
-            return;
-        }
-        HotseatPredictionController controller = launcher.getHotseatPredictionController();
-
-        final ComponentKey k = new ComponentKey(itemInfo.getTargetComponent(), itemInfo.user);
-
-        final List<ComponentKeyMapper> predictedApps = controller.mComponentKeyMappers;
-        OptionalInt rank = IntStream.range(0, predictedApps.size())
-                .filter((i) -> k.equals(predictedApps.get(i).getComponentKey()))
-                .findFirst();
-
-        target.predictedRank = 10000 + (controller.mPredictedSpotsCount * 100)
-                + (rank.isPresent() ? rank.getAsInt() + 1 : 0);
-    }
-
     private static boolean isPredictedIcon(View view) {
         return view instanceof PredictedAppIcon && view.getTag() instanceof WorkspaceItemInfo
                 && ((WorkspaceItemInfo) view.getTag()).container
diff --git a/quickstep/src/com/android/launcher3/hybridhotseat/HotseatPredictionModel.java b/quickstep/src/com/android/launcher3/hybridhotseat/HotseatPredictionModel.java
index 5a038d2..8f31c22 100644
--- a/quickstep/src/com/android/launcher3/hybridhotseat/HotseatPredictionModel.java
+++ b/quickstep/src/com/android/launcher3/hybridhotseat/HotseatPredictionModel.java
@@ -15,7 +15,7 @@
  */
 package com.android.launcher3.hybridhotseat;
 
-import static com.android.launcher3.util.Executors.MAIN_EXECUTOR;
+import static com.android.launcher3.LauncherSettings.Favorites.CONTAINER_HOTSEAT_PREDICTION;
 
 import android.app.prediction.AppTarget;
 import android.app.prediction.AppTargetEvent;
@@ -24,13 +24,10 @@
 import android.content.Context;
 import android.os.Bundle;
 
-import com.android.launcher3.LauncherAppState;
 import com.android.launcher3.LauncherSettings;
 import com.android.launcher3.Workspace;
-import com.android.launcher3.model.AllAppsList;
-import com.android.launcher3.model.BaseModelUpdateTask;
 import com.android.launcher3.model.BgDataModel;
-import com.android.launcher3.model.PredictionModel;
+import com.android.launcher3.model.BgDataModel.FixedContainerItems;
 import com.android.launcher3.model.data.ItemInfo;
 import com.android.launcher3.model.data.LauncherAppWidgetInfo;
 import com.android.launcher3.model.data.WorkspaceItemInfo;
@@ -38,55 +35,48 @@
 
 import java.util.ArrayList;
 import java.util.Locale;
-import java.util.function.Consumer;
 
 /**
  * Model helper for app predictions in workspace
  */
-public class HotseatPredictionModel extends PredictionModel {
+public class HotseatPredictionModel {
     private static final String APP_LOCATION_HOTSEAT = "hotseat";
     private static final String APP_LOCATION_WORKSPACE = "workspace";
 
     private static final String BUNDLE_KEY_PIN_EVENTS = "pin_events";
     private static final String BUNDLE_KEY_CURRENT_ITEMS = "current_items";
 
-
-    public HotseatPredictionModel(Context context) { }
-
     /**
-     * Creates and returns bundle using workspace items and cached items
+     * Creates and returns bundle using workspace items
      */
-    public void createBundle(Consumer<Bundle> cb) {
-        LauncherAppState appState = LauncherAppState.getInstance(mContext);
-        appState.getModel().enqueueModelUpdateTask(new BaseModelUpdateTask() {
-            @Override
-            public void execute(LauncherAppState app, BgDataModel dataModel, AllAppsList apps) {
-                Bundle bundle = new Bundle();
-                ArrayList<AppTargetEvent> events = new ArrayList<>();
-                ArrayList<ItemInfo> workspaceItems = new ArrayList<>(dataModel.workspaceItems);
-                workspaceItems.addAll(dataModel.appWidgets);
-                for (ItemInfo item : workspaceItems) {
-                    AppTarget target = getAppTargetFromInfo(item);
-                    if (target != null && !isTrackedForPrediction(item)) continue;
-                    events.add(wrapAppTargetWithLocation(target, AppTargetEvent.ACTION_PIN, item));
-                }
-                ArrayList<AppTarget> currentTargets = new ArrayList<>();
-                for (ItemInfo itemInfo : dataModel.cachedPredictedItems) {
-                    AppTarget target = getAppTargetFromInfo(itemInfo);
-                    if (target != null) currentTargets.add(target);
-                }
-                bundle.putParcelableArrayList(BUNDLE_KEY_PIN_EVENTS, events);
-                bundle.putParcelableArrayList(BUNDLE_KEY_CURRENT_ITEMS, currentTargets);
-                MAIN_EXECUTOR.execute(() -> cb.accept(bundle));
+    public static Bundle convertDataModelToAppTargetBundle(Context context, BgDataModel dataModel) {
+        Bundle bundle = new Bundle();
+        ArrayList<AppTargetEvent> events = new ArrayList<>();
+        ArrayList<ItemInfo> workspaceItems = new ArrayList<>(dataModel.workspaceItems);
+        workspaceItems.addAll(dataModel.appWidgets);
+        for (ItemInfo item : workspaceItems) {
+            AppTarget target = getAppTargetFromInfo(context, item);
+            if (target != null && !isTrackedForPrediction(item)) continue;
+            events.add(wrapAppTargetWithLocation(target, AppTargetEvent.ACTION_PIN, item));
+        }
+        ArrayList<AppTarget> currentTargets = new ArrayList<>();
+        FixedContainerItems hotseatItems = dataModel.extraItems.get(CONTAINER_HOTSEAT_PREDICTION);
+        if (hotseatItems != null) {
+            for (ItemInfo itemInfo : hotseatItems.items) {
+                AppTarget target = getAppTargetFromInfo(context, itemInfo);
+                if (target != null) currentTargets.add(target);
             }
-        });
+        }
+        bundle.putParcelableArrayList(BUNDLE_KEY_PIN_EVENTS, events);
+        bundle.putParcelableArrayList(BUNDLE_KEY_CURRENT_ITEMS, currentTargets);
+        return bundle;
     }
 
     /**
      * Creates and returns for {@link AppTarget} object given an {@link ItemInfo}. Returns null
      * if item is not supported prediction
      */
-    public AppTarget getAppTargetFromInfo(ItemInfo info) {
+    public static AppTarget getAppTargetFromInfo(Context context, ItemInfo info) {
         if (info == null) return null;
         if (info.itemType == LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET
                 && info instanceof LauncherAppWidgetInfo
@@ -107,17 +97,17 @@
                     shortcutKey.componentName.getPackageName(), shortcutKey.user).build();
         } else if (info.itemType == LauncherSettings.Favorites.ITEM_TYPE_FOLDER) {
             return new AppTarget.Builder(new AppTargetId("folder:" + info.id),
-                    mContext.getPackageName(), info.user).build();
+                    context.getPackageName(), info.user).build();
         }
         return null;
     }
 
-
     /**
      * Creates and returns {@link AppTargetEvent} from an {@link AppTarget}, action, and item
      * location using {@link ItemInfo}
      */
-    public AppTargetEvent wrapAppTargetWithLocation(AppTarget target, int action, ItemInfo info) {
+    public static AppTargetEvent wrapAppTargetWithLocation(
+            AppTarget target, int action, ItemInfo info) {
         String location = String.format(Locale.ENGLISH, "%s/%d/[%d,%d]/[%d,%d]",
                 info.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT
                         ? APP_LOCATION_HOTSEAT : APP_LOCATION_WORKSPACE,
diff --git a/quickstep/src/com/android/launcher3/hybridhotseat/HotseatRestoreHelper.java b/quickstep/src/com/android/launcher3/hybridhotseat/HotseatRestoreHelper.java
index 9e7c9fb..90f762e 100644
--- a/quickstep/src/com/android/launcher3/hybridhotseat/HotseatRestoreHelper.java
+++ b/quickstep/src/com/android/launcher3/hybridhotseat/HotseatRestoreHelper.java
@@ -19,8 +19,10 @@
 import static com.android.launcher3.provider.LauncherDbUtils.tableExists;
 import static com.android.launcher3.util.Executors.MODEL_EXECUTOR;
 
+import android.content.Context;
+
 import com.android.launcher3.InvariantDeviceProfile;
-import com.android.launcher3.Launcher;
+import com.android.launcher3.LauncherAppState;
 import com.android.launcher3.LauncherSettings;
 import com.android.launcher3.model.GridBackupTable;
 import com.android.launcher3.provider.LauncherDbUtils;
@@ -29,29 +31,24 @@
  * A helper class to manage migration revert restoration for hybrid hotseat
  */
 public class HotseatRestoreHelper {
-    private final Launcher mLauncher;
-
-    HotseatRestoreHelper(Launcher context) {
-        mLauncher = context;
-    }
 
     /**
      * Creates a snapshot backup of Favorite table for future restoration use.
      */
-    public void createBackup() {
+    public static void createBackup(Context context) {
         MODEL_EXECUTOR.execute(() -> {
             try (LauncherDbUtils.SQLiteTransaction transaction = (LauncherDbUtils.SQLiteTransaction)
                     LauncherSettings.Settings.call(
-                            mLauncher.getContentResolver(),
+                            context.getContentResolver(),
                             LauncherSettings.Settings.METHOD_NEW_TRANSACTION)
                             .getBinder(LauncherSettings.Settings.EXTRA_VALUE)) {
-                InvariantDeviceProfile idp = mLauncher.getDeviceProfile().inv;
-                GridBackupTable backupTable = new GridBackupTable(mLauncher,
+                InvariantDeviceProfile idp = LauncherAppState.getIDP(context);
+                GridBackupTable backupTable = new GridBackupTable(context,
                         transaction.getDb(), idp.numHotseatIcons, idp.numColumns,
                         idp.numRows);
                 backupTable.createCustomBackupTable(HYBRID_HOTSEAT_BACKUP_TABLE);
                 transaction.commit();
-                LauncherSettings.Settings.call(mLauncher.getContentResolver(),
+                LauncherSettings.Settings.call(context.getContentResolver(),
                         LauncherSettings.Settings.METHOD_REFRESH_HOTSEAT_RESTORE_TABLE);
             }
         });
@@ -60,23 +57,23 @@
     /**
      * Finds and restores a previously saved snapshow of Favorites table
      */
-    public void restoreBackup() {
+    public static void restoreBackup(Context context) {
         MODEL_EXECUTOR.execute(() -> {
             try (LauncherDbUtils.SQLiteTransaction transaction = (LauncherDbUtils.SQLiteTransaction)
                     LauncherSettings.Settings.call(
-                            mLauncher.getContentResolver(),
+                            context.getContentResolver(),
                             LauncherSettings.Settings.METHOD_NEW_TRANSACTION)
                             .getBinder(LauncherSettings.Settings.EXTRA_VALUE)) {
                 if (!tableExists(transaction.getDb(), HYBRID_HOTSEAT_BACKUP_TABLE)) {
                     return;
                 }
-                InvariantDeviceProfile idp = mLauncher.getDeviceProfile().inv;
-                GridBackupTable backupTable = new GridBackupTable(mLauncher,
+                InvariantDeviceProfile idp = LauncherAppState.getIDP(context);
+                GridBackupTable backupTable = new GridBackupTable(context,
                         transaction.getDb(), idp.numHotseatIcons, idp.numColumns,
                         idp.numRows);
                 backupTable.restoreFromCustomBackupTable(HYBRID_HOTSEAT_BACKUP_TABLE, true);
                 transaction.commit();
-                mLauncher.getModel().forceReload();
+                LauncherAppState.getInstance(context).getModel().forceReload();
             }
         });
     }
diff --git a/quickstep/src/com/android/launcher3/model/AppEventProducer.java b/quickstep/src/com/android/launcher3/model/AppEventProducer.java
index 8e4c43f..364a321 100644
--- a/quickstep/src/com/android/launcher3/model/AppEventProducer.java
+++ b/quickstep/src/com/android/launcher3/model/AppEventProducer.java
@@ -15,8 +15,21 @@
  */
 package com.android.launcher3.model;
 
+import static android.app.prediction.AppTargetEvent.ACTION_DISMISS;
+import static android.app.prediction.AppTargetEvent.ACTION_LAUNCH;
+import static android.app.prediction.AppTargetEvent.ACTION_PIN;
+import static android.app.prediction.AppTargetEvent.ACTION_UNPIN;
+
+import static com.android.launcher3.LauncherSettings.Favorites.CONTAINER_HOTSEAT_PREDICTION;
+import static com.android.launcher3.LauncherSettings.Favorites.CONTAINER_PREDICTION;
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_APP_LAUNCH_TAP;
+import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_FOLDER_CONVERTED_TO_ICON;
+import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_HOTSEAT_PREDICTION_PINNED;
+import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_ITEM_DRAG_STARTED;
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_ITEM_DROPPED_ON_DONT_SUGGEST;
+import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_ITEM_DROPPED_ON_REMOVE;
+import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_ITEM_DROP_COMPLETED;
+import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_ITEM_DROP_FOLDER_CREATED;
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_QUICKSWITCH_LEFT;
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_QUICKSWITCH_RIGHT;
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_TASK_LAUNCH_SWIPE_DOWN;
@@ -47,11 +60,12 @@
 import com.android.launcher3.logger.LauncherAtom.HotseatContainer;
 import com.android.launcher3.logger.LauncherAtom.WorkspaceContainer;
 import com.android.launcher3.logging.StatsLogManager.EventEnum;
+import com.android.launcher3.model.data.ItemInfo;
 import com.android.launcher3.pm.UserCache;
 import com.android.quickstep.logging.StatsLogCompatManager.StatsLogConsumer;
 
 import java.util.Locale;
-import java.util.function.Consumer;
+import java.util.function.ObjIntConsumer;
 import java.util.function.Predicate;
 
 /**
@@ -64,9 +78,11 @@
 
     private final Context mContext;
     private final Handler mMessageHandler;
-    private final Consumer<AppTargetEvent> mCallback;
+    private final ObjIntConsumer<AppTargetEvent> mCallback;
 
-    public AppEventProducer(Context context, Consumer<AppTargetEvent> callback) {
+    private LauncherAtom.ItemInfo mLastDragItem;
+
+    public AppEventProducer(Context context, ObjIntConsumer<AppTargetEvent> callback) {
         mContext = context;
         mMessageHandler = new Handler(MODEL_EXECUTOR.getLooper(), this::handleMessage);
         mCallback = callback;
@@ -76,7 +92,7 @@
     private boolean handleMessage(Message msg) {
         switch (msg.what) {
             case MSG_LAUNCH: {
-                mCallback.accept((AppTargetEvent) msg.obj);
+                mCallback.accept((AppTargetEvent) msg.obj, msg.arg1);
                 return true;
             }
         }
@@ -84,13 +100,18 @@
     }
 
     @AnyThread
-    private void sendEvent(LauncherAtom.ItemInfo atomInfo, int eventId) {
-        AppTarget target = toAppTarget(atomInfo);
+    private void sendEvent(LauncherAtom.ItemInfo atomInfo, int eventId, int targetPredictor) {
+        sendEvent(toAppTarget(atomInfo), atomInfo, eventId, targetPredictor);
+    }
+
+    @AnyThread
+    private void sendEvent(AppTarget target, LauncherAtom.ItemInfo locationInfo, int eventId,
+            int targetPredictor) {
         if (target != null) {
             AppTargetEvent event = new AppTargetEvent.Builder(target, eventId)
-                    .setLaunchLocation(getContainer(atomInfo))
+                    .setLaunchLocation(getContainer(locationInfo))
                     .build();
-            Message.obtain(mMessageHandler, MSG_LAUNCH, event).sendToTarget();
+            mMessageHandler.obtainMessage(MSG_LAUNCH, targetPredictor, 0, event).sendToTarget();
         }
     }
 
@@ -101,9 +122,42 @@
                 || event == LAUNCHER_TASK_LAUNCH_TAP
                 || event == LAUNCHER_QUICKSWITCH_RIGHT
                 || event == LAUNCHER_QUICKSWITCH_LEFT) {
-            sendEvent(atomInfo, AppTargetEvent.ACTION_LAUNCH);
+            sendEvent(atomInfo, ACTION_LAUNCH, CONTAINER_PREDICTION);
         } else if (event == LAUNCHER_ITEM_DROPPED_ON_DONT_SUGGEST) {
-            sendEvent(atomInfo, AppTargetEvent.ACTION_DISMISS);
+            sendEvent(atomInfo, ACTION_DISMISS, CONTAINER_PREDICTION);
+        } else if (event == LAUNCHER_ITEM_DRAG_STARTED) {
+            mLastDragItem = atomInfo;
+        } else if (event == LAUNCHER_ITEM_DROP_COMPLETED) {
+            if (mLastDragItem == null) {
+                return;
+            }
+            if (isTrackedForHotseatPrediction(atomInfo)) {
+                sendEvent(atomInfo, ACTION_PIN, CONTAINER_HOTSEAT_PREDICTION);
+            }
+            if (isTrackedForHotseatPrediction(mLastDragItem)) {
+                sendEvent(mLastDragItem, ACTION_UNPIN, CONTAINER_HOTSEAT_PREDICTION);
+            }
+            mLastDragItem = null;
+        } else if (event == LAUNCHER_ITEM_DROP_FOLDER_CREATED) {
+            if (isTrackedForHotseatPrediction(atomInfo)) {
+                sendEvent(createTempFolderTarget(), atomInfo, ACTION_PIN,
+                        CONTAINER_HOTSEAT_PREDICTION);
+                sendEvent(atomInfo, ACTION_UNPIN, CONTAINER_HOTSEAT_PREDICTION);
+            }
+        } else if (event == LAUNCHER_FOLDER_CONVERTED_TO_ICON) {
+            if (isTrackedForHotseatPrediction(atomInfo)) {
+                sendEvent(createTempFolderTarget(), atomInfo, ACTION_UNPIN,
+                        CONTAINER_HOTSEAT_PREDICTION);
+                sendEvent(atomInfo, ACTION_PIN, CONTAINER_HOTSEAT_PREDICTION);
+            }
+        } else if (event == LAUNCHER_ITEM_DROPPED_ON_REMOVE) {
+            if (mLastDragItem != null && isTrackedForHotseatPrediction(mLastDragItem)) {
+                sendEvent(mLastDragItem, ACTION_UNPIN, CONTAINER_HOTSEAT_PREDICTION);
+            }
+        } else if (event == LAUNCHER_HOTSEAT_PREDICTION_PINNED) {
+            if (isTrackedForHotseatPrediction(atomInfo)) {
+                sendEvent(atomInfo, ACTION_PIN, CONTAINER_HOTSEAT_PREDICTION);
+            }
         }
     }
 
@@ -152,10 +206,8 @@
                 }
                 break;
             }
-            case FOLDER_ICON: {
-                id = "folder:" + SystemClock.uptimeMillis();
-                cn = new ComponentName(mContext.getPackageName(), "#folder");
-            }
+            case FOLDER_ICON:
+                return createTempFolderTarget();
         }
         if (id != null && cn != null) {
             return new AppTarget.Builder(new AppTargetId(id), cn.getPackageName(), userHandle)
@@ -165,6 +217,12 @@
         return null;
     }
 
+    private AppTarget createTempFolderTarget() {
+        return new AppTarget.Builder(new AppTargetId("folder:" + SystemClock.uptimeMillis()),
+                mContext.getPackageName(), Process.myUserHandle())
+                .build();
+    }
+
     private String getContainer(LauncherAtom.ItemInfo info) {
         ContainerInfo ci = info.getContainerInfo();
         switch (ci.getContainerCase()) {
@@ -212,11 +270,26 @@
     }
 
     private static String getHotseatContainerString(HotseatContainer hc) {
-        return String.format(Locale.ENGLISH, "hotseat/%d", hc.getIndex());
+        return String.format(Locale.ENGLISH, "hotseat/%1$d/[%1$d,0]/[1,1]", hc.getIndex());
     }
 
     private static ComponentName parseNullable(String componentNameString) {
         return TextUtils.isEmpty(componentNameString)
                 ? null : ComponentName.unflattenFromString(componentNameString);
     }
+
+    /**
+     * Helper method to determine if {@link ItemInfo} should be tracked and reported to predictors
+     */
+    private static boolean isTrackedForHotseatPrediction(LauncherAtom.ItemInfo info) {
+        ContainerInfo ci = info.getContainerInfo();
+        switch (ci.getContainerCase()) {
+            case HOTSEAT:
+                return true;
+            case WORKSPACE:
+                return ci.getWorkspace().getPageIndex() == 0;
+            default:
+                return false;
+        }
+    }
 }
diff --git a/quickstep/src/com/android/launcher3/model/QuickstepModelDelegate.java b/quickstep/src/com/android/launcher3/model/QuickstepModelDelegate.java
index 166cb6c..be57dec 100644
--- a/quickstep/src/com/android/launcher3/model/QuickstepModelDelegate.java
+++ b/quickstep/src/com/android/launcher3/model/QuickstepModelDelegate.java
@@ -16,9 +16,11 @@
 package com.android.launcher3.model;
 
 import static com.android.launcher3.InvariantDeviceProfile.CHANGE_FLAG_GRID;
+import static com.android.launcher3.LauncherSettings.Favorites.CONTAINER_HOTSEAT_PREDICTION;
 import static com.android.launcher3.LauncherSettings.Favorites.CONTAINER_PREDICTION;
 import static com.android.launcher3.LauncherSettings.Favorites.ITEM_TYPE_APPLICATION;
 import static com.android.launcher3.LauncherSettings.Favorites.ITEM_TYPE_DEEP_SHORTCUT;
+import static com.android.launcher3.hybridhotseat.HotseatPredictionModel.convertDataModelToAppTargetBundle;
 
 import android.app.prediction.AppPredictionContext;
 import android.app.prediction.AppPredictionManager;
@@ -62,6 +64,8 @@
 
     private final PredictorState mAllAppsState =
             new PredictorState(CONTAINER_PREDICTION, "all_apps_predictions");
+    private final PredictorState mHotseatState =
+            new PredictorState(CONTAINER_HOTSEAT_PREDICTION, "hotseat_predictions");
 
     private final InvariantDeviceProfile mIDP;
     private final AppEventProducer mAppEventProducer;
@@ -81,13 +85,23 @@
         // TODO: Implement caching and preloading
         super.loadItems(ums, pinnedShortcuts);
 
-        WorkspaceItemFactory factory =
+        WorkspaceItemFactory allAppsFactory =
                 new WorkspaceItemFactory(mApp, ums, pinnedShortcuts, mIDP.numAllAppsColumns);
         mAllAppsState.items.setItems(
-                mAllAppsState.storage.read(mApp.getContext(), factory, ums.allUsers::get));
+                mAllAppsState.storage.read(mApp.getContext(), allAppsFactory, ums.allUsers::get));
         mDataModel.extraItems.put(CONTAINER_PREDICTION, mAllAppsState.items);
 
+        WorkspaceItemFactory hotseatFactory =
+                new WorkspaceItemFactory(mApp, ums, pinnedShortcuts, mIDP.numHotseatIcons);
+        mHotseatState.items.setItems(
+                mHotseatState.storage.read(mApp.getContext(), hotseatFactory, ums.allUsers::get));
+        mDataModel.extraItems.put(CONTAINER_HOTSEAT_PREDICTION, mHotseatState.items);
         mActive = true;
+    }
+
+    @Override
+    public void workspaceLoadComplete() {
+        super.workspaceLoadComplete();
         recreatePredictors();
     }
 
@@ -111,6 +125,7 @@
 
     private void destroyPredictors() {
         mAllAppsState.destroyPredictor();
+        mHotseatState.destroyPredictor();
     }
 
     @WorkerThread
@@ -125,18 +140,28 @@
             return;
         }
 
-        int count = mIDP.numAllAppsColumns;
-
-        mAllAppsState.predictor = apm.createAppPredictionSession(
+        registerPredictor(mAllAppsState, apm.createAppPredictionSession(
                 new AppPredictionContext.Builder(context)
                         .setUiSurface("home")
-                        .setPredictedTargetCount(count)
-                        .build());
-        mAllAppsState.predictor.registerPredictionUpdates(
-                Executors.MODEL_EXECUTOR, t -> handleUpdate(mAllAppsState, t));
-        mAllAppsState.predictor.requestPredictionUpdate();
+                        .setPredictedTargetCount(mIDP.numAllAppsColumns)
+                        .build()));
+
+        // TODO: get bundle
+        registerPredictor(mHotseatState, apm.createAppPredictionSession(
+                new AppPredictionContext.Builder(context)
+                        .setUiSurface("hotseat")
+                        .setPredictedTargetCount(mIDP.numHotseatIcons)
+                        .setExtras(convertDataModelToAppTargetBundle(context, mDataModel))
+                        .build()));
+
     }
 
+    private void registerPredictor(PredictorState state, AppPredictor predictor) {
+        state.predictor = predictor;
+        state.predictor.registerPredictionUpdates(
+                Executors.MODEL_EXECUTOR, t -> handleUpdate(state, t));
+        state.predictor.requestPredictionUpdate();
+    }
 
     private void handleUpdate(PredictorState state, List<AppTarget> targets) {
         if (state.setTargets(targets)) {
@@ -154,9 +179,10 @@
         }
     }
 
-    private void onAppTargetEvent(AppTargetEvent event) {
-        if (mAllAppsState.predictor != null) {
-            mAllAppsState.predictor.notifyAppTargetEvent(event);
+    private void onAppTargetEvent(AppTargetEvent event, int client) {
+        PredictorState state = client == CONTAINER_PREDICTION ? mAllAppsState : mHotseatState;
+        if (state.predictor != null) {
+            state.predictor.notifyAppTargetEvent(event);
         }
     }
 
diff --git a/quickstep/src/com/android/launcher3/uioverrides/QuickstepLauncher.java b/quickstep/src/com/android/launcher3/uioverrides/QuickstepLauncher.java
index f7bc0b3..e808f8c 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/QuickstepLauncher.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/QuickstepLauncher.java
@@ -33,8 +33,8 @@
 import static com.android.systemui.shared.system.ActivityManagerWrapper.CLOSE_SYSTEM_WINDOWS_REASON_HOME_KEY;
 
 import android.content.Intent;
+import android.content.SharedPreferences;
 import android.content.res.Configuration;
-import android.os.Bundle;
 import android.util.Log;
 import android.view.View;
 
@@ -48,14 +48,11 @@
 import com.android.launcher3.anim.AnimatorPlaybackController;
 import com.android.launcher3.appprediction.PredictionRowView;
 import com.android.launcher3.config.FeatureFlags;
-import com.android.launcher3.folder.Folder;
 import com.android.launcher3.hybridhotseat.HotseatPredictionController;
 import com.android.launcher3.logging.InstanceId;
 import com.android.launcher3.logging.StatsLogManager.StatsLogger;
 import com.android.launcher3.model.BgDataModel.FixedContainerItems;
-import com.android.launcher3.model.data.AppInfo;
 import com.android.launcher3.model.data.ItemInfo;
-import com.android.launcher3.model.data.WorkspaceItemInfo;
 import com.android.launcher3.popup.SystemShortcut;
 import com.android.launcher3.statemanager.StateManager.AtomicAnimationFactory;
 import com.android.launcher3.testing.TestProtocol;
@@ -70,13 +67,14 @@
 import com.android.launcher3.uioverrides.touchcontrollers.StatusBarTouchController;
 import com.android.launcher3.uioverrides.touchcontrollers.TaskViewTouchController;
 import com.android.launcher3.uioverrides.touchcontrollers.TransposedQuickSwitchTouchController;
-import com.android.launcher3.util.IntArray;
+import com.android.launcher3.util.OnboardingPrefs;
 import com.android.launcher3.util.TouchController;
 import com.android.launcher3.util.UiThreadHelper;
 import com.android.launcher3.util.UiThreadHelper.AsyncCommand;
 import com.android.quickstep.SysUINavigationMode;
 import com.android.quickstep.SysUINavigationMode.Mode;
 import com.android.quickstep.SystemUiProxy;
+import com.android.quickstep.util.QuickstepOnboardingPrefs;
 import com.android.quickstep.views.RecentsView;
 import com.android.quickstep.views.TaskView;
 import com.android.systemui.shared.system.ActivityManagerWrapper;
@@ -84,7 +82,6 @@
 import java.io.FileDescriptor;
 import java.io.PrintWriter;
 import java.util.ArrayList;
-import java.util.List;
 import java.util.Objects;
 import java.util.stream.Stream;
 
@@ -98,14 +95,7 @@
             SystemUiProxy.INSTANCE.get(context).setShelfHeight(arg1 != 0, arg2);
 
     private FixedContainerItems mAllAppsPredictions;
-
-    @Override
-    protected void onCreate(Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-        if (mHotseatPredictionController != null) {
-            mHotseatPredictionController.createPredictor();
-        }
-    }
+    private HotseatPredictionController mHotseatPredictionController;
 
     @Override
     protected void setupViews() {
@@ -143,6 +133,18 @@
         }
     }
 
+    /**
+     * Returns Prediction controller for hybrid hotseat
+     */
+    public HotseatPredictionController getHotseatPredictionController() {
+        return mHotseatPredictionController;
+    }
+
+    @Override
+    protected OnboardingPrefs createOnboardingPrefs(SharedPreferences sharedPrefs) {
+        return new QuickstepOnboardingPrefs(this, sharedPrefs);
+    }
+
     @Override
     public void onConfigurationChanged(Configuration newConfig) {
         super.onConfigurationChanged(newConfig);
@@ -179,22 +181,6 @@
     }
 
     @Override
-    public void folderCreatedFromItem(Folder folder, WorkspaceItemInfo itemInfo) {
-        super.folderCreatedFromItem(folder, itemInfo);
-        if (mHotseatPredictionController != null) {
-            mHotseatPredictionController.folderCreatedFromWorkspaceItem(itemInfo, folder.getInfo());
-        }
-    }
-
-    @Override
-    public void folderConvertedToItem(Folder folder, WorkspaceItemInfo itemInfo) {
-        super.folderConvertedToItem(folder, itemInfo);
-        if (mHotseatPredictionController != null) {
-            mHotseatPredictionController.folderConvertedToWorkspaceItem(itemInfo, folder.getInfo());
-        }
-    }
-
-    @Override
     public Stream<SystemShortcut.Factory> getSupportedShortcuts() {
         if (mHotseatPredictionController != null) {
             return Stream.concat(super.getSupportedShortcuts(),
@@ -222,19 +208,14 @@
     }
 
     @Override
-    public void bindPredictedItems(List<AppInfo> appInfos, IntArray ranks) {
-        super.bindPredictedItems(appInfos, ranks);
-        if (mHotseatPredictionController != null) {
-            mHotseatPredictionController.showCachedItems(appInfos, ranks);
-        }
-    }
-
-    @Override
     public void bindExtraContainerItems(FixedContainerItems item) {
         if (item.containerId == Favorites.CONTAINER_PREDICTION) {
             mAllAppsPredictions = item;
             getAppsView().getFloatingHeaderView().findFixedRowByType(PredictionRowView.class)
                     .setPredictedApps(item.items);
+        } else if (item.containerId == Favorites.CONTAINER_HOTSEAT_PREDICTION
+                && mHotseatPredictionController != null) {
+            mHotseatPredictionController.setPredictedItems(item);
         }
     }
 
diff --git a/quickstep/src/com/android/launcher3/uioverrides/states/OverviewState.java b/quickstep/src/com/android/launcher3/uioverrides/states/OverviewState.java
index 6ec114e..bbe7821 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/states/OverviewState.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/states/OverviewState.java
@@ -16,7 +16,6 @@
 package com.android.launcher3.uioverrides.states;
 
 import static com.android.launcher3.anim.Interpolators.DEACCEL_2;
-import static com.android.launcher3.logging.LoggerUtils.newContainerTarget;
 import static com.android.quickstep.SysUINavigationMode.Mode.NO_BUTTON;
 import static com.android.quickstep.SysUINavigationMode.hideShelfInTwoButtonLandscape;
 import static com.android.quickstep.SysUINavigationMode.removeShelfFromOverview;
@@ -30,7 +29,6 @@
 import com.android.launcher3.LauncherState;
 import com.android.launcher3.R;
 import com.android.launcher3.Workspace;
-import com.android.launcher3.userevent.nano.LauncherLogProto.Action;
 import com.android.launcher3.userevent.nano.LauncherLogProto.ContainerType;
 import com.android.quickstep.SysUINavigationMode;
 import com.android.quickstep.util.LayoutUtils;
@@ -177,8 +175,6 @@
     public void onBackPressed(Launcher launcher) {
         TaskView taskView = launcher.<RecentsView>getOverviewPanel().getRunningTaskView();
         if (taskView != null) {
-            launcher.getUserEventDispatcher().logActionCommand(Action.Command.BACK,
-                    newContainerTarget(ContainerType.OVERVIEW));
             taskView.launchTask(true);
         } else {
             super.onBackPressed(launcher);
diff --git a/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/NavBarToHomeTouchController.java b/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/NavBarToHomeTouchController.java
index e3d9498..d574294 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/NavBarToHomeTouchController.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/NavBarToHomeTouchController.java
@@ -228,12 +228,12 @@
                         () -> onSwipeInteractionCompleted(mEndState));
             }
             if (mStartState != mEndState) {
-                logStateChange(mStartState.containerType, logAction);
+                // TODO: add to WW log
             }
             AbstractFloatingView topOpenView = AbstractFloatingView.getTopOpenView(mLauncher);
             if (topOpenView != null) {
                 AbstractFloatingView.closeAllOpenViews(mLauncher);
-                logStateChange(topOpenView.getLogContainerType(), logAction);
+                // TODO: add to WW log
             }
             ActivityManagerWrapper.getInstance()
                     .closeSystemWindows(CLOSE_SYSTEM_WINDOWS_REASON_RECENTS);
diff --git a/quickstep/src/com/android/quickstep/OverviewCommandHelper.java b/quickstep/src/com/android/quickstep/OverviewCommandHelper.java
index dca3378..365cff5 100644
--- a/quickstep/src/com/android/quickstep/OverviewCommandHelper.java
+++ b/quickstep/src/com/android/quickstep/OverviewCommandHelper.java
@@ -29,7 +29,6 @@
 
 import androidx.annotation.BinderThread;
 
-import com.android.launcher3.logging.UserEventDispatcher;
 import com.android.launcher3.statemanager.StatefulActivity;
 import com.android.launcher3.userevent.nano.LauncherLogProto;
 import com.android.quickstep.util.ActivityInitListener;
@@ -87,12 +86,6 @@
         MAIN_EXECUTOR.execute(new HideRecentsCommand());
     }
 
-    @BinderThread
-    public void onTip(int actionType, int viewType) {
-        MAIN_EXECUTOR.execute(() ->
-                UserEventDispatcher.newInstance(mContext).logActionTip(actionType, viewType));
-    }
-
     private class ShowRecentsCommand extends RecentsActivityCommand {
 
         private final boolean mTriggeredFromAltTab;
diff --git a/quickstep/src/com/android/quickstep/TouchInteractionService.java b/quickstep/src/com/android/quickstep/TouchInteractionService.java
index ba0a81f..5b4a239 100644
--- a/quickstep/src/com/android/quickstep/TouchInteractionService.java
+++ b/quickstep/src/com/android/quickstep/TouchInteractionService.java
@@ -22,7 +22,6 @@
 
 import static com.android.launcher3.config.FeatureFlags.ENABLE_QUICKSTEP_LIVE_TILE;
 import static com.android.launcher3.util.Executors.MAIN_EXECUTOR;
-import static com.android.launcher3.util.Executors.UI_HELPER_EXECUTOR;
 import static com.android.quickstep.GestureState.DEFAULT_STATE;
 import static com.android.systemui.shared.system.QuickStepContract.KEY_EXTRA_INPUT_MONITOR;
 import static com.android.systemui.shared.system.QuickStepContract.KEY_EXTRA_SYSUI_PROXY;
@@ -61,7 +60,6 @@
 import com.android.launcher3.ResourceUtils;
 import com.android.launcher3.Utilities;
 import com.android.launcher3.config.FeatureFlags;
-import com.android.launcher3.logging.UserEventDispatcher;
 import com.android.launcher3.provider.RestoreDbTask;
 import com.android.launcher3.statemanager.StatefulActivity;
 import com.android.launcher3.testing.TestLogging;
@@ -141,7 +139,6 @@
         }
 
         @BinderThread
-        @Override
         public void onOverviewToggle() {
             TestLogging.recordEvent(TestProtocol.SEQUENCE_MAIN, "onOverviewToggle");
             mOverviewCommandHelper.onOverviewToggle();
@@ -165,7 +162,7 @@
         @BinderThread
         @Override
         public void onTip(int actionType, int viewType) {
-            mOverviewCommandHelper.onTip(actionType, viewType);
+            // Please delete this method from the interface
         }
 
         @BinderThread
@@ -189,18 +186,7 @@
         @BinderThread
         public void onBackAction(boolean completed, int downX, int downY, boolean isButton,
                 boolean gestureSwipeLeft) {
-            if (mOverviewComponentObserver == null) {
-                return;
-            }
-
-            final BaseActivityInterface activityInterface =
-                    mOverviewComponentObserver.getActivityInterface();
-            UserEventDispatcher.newInstance(getBaseContext()).logActionBack(completed, downX, downY,
-                    isButton, gestureSwipeLeft, activityInterface.getContainerType());
-
-            if (completed && !isButton && shouldNotifyBackGesture()) {
-                UI_HELPER_EXECUTOR.execute(TouchInteractionService.this::tryNotifyBackGesture);
-            }
+            // Remove this method from the interface
         }
 
         @BinderThread
@@ -263,10 +249,10 @@
         mMainChoreographer = Choreographer.getInstance();
         mAM = ActivityManagerWrapper.getInstance();
         mDeviceState = new RecentsAnimationDeviceState(this);
+        mRotationTouchHelper = mDeviceState.getRotationTouchHelper();
         mDeviceState.addNavigationModeChangedCallback(this::onNavigationModeChanged);
         mDeviceState.addOneHandedModeChangedCallback(this::onOneHandedModeOverlayChanged);
         mDeviceState.runOnUserUnlocked(this::onUserUnlocked);
-        mRotationTouchHelper = mDeviceState.getRotationTouchHelper();
         ProtoTracer.INSTANCE.get(this).add(this);
 
         sConnected = true;
diff --git a/quickstep/src/com/android/quickstep/logging/UserEventDispatcherExtension.java b/quickstep/src/com/android/quickstep/logging/UserEventDispatcherExtension.java
deleted file mode 100644
index 9ca7f23..0000000
--- a/quickstep/src/com/android/quickstep/logging/UserEventDispatcherExtension.java
+++ /dev/null
@@ -1,86 +0,0 @@
-/*
- * Copyright (C) 2018 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package com.android.quickstep.logging;
-
-import android.content.Context;
-import android.util.Log;
-
-import static com.android.launcher3.logging.LoggerUtils.newLauncherEvent;
-import static com.android.launcher3.userevent.nano.LauncherLogProto.ControlType.CANCEL_TARGET;
-import static com.android.systemui.shared.system.LauncherEventUtil.DISMISS;
-import static com.android.systemui.shared.system.LauncherEventUtil.RECENTS_QUICK_SCRUB_ONBOARDING_TIP;
-import static com.android.systemui.shared.system.LauncherEventUtil.RECENTS_SWIPE_UP_ONBOARDING_TIP;
-import static com.android.systemui.shared.system.LauncherEventUtil.VISIBLE;
-
-import com.android.launcher3.logging.UserEventDispatcher;
-import com.android.launcher3.userevent.nano.LauncherLogProto;
-import com.android.systemui.shared.system.MetricsLoggerCompat;
-
-/**
- * This class handles AOSP MetricsLogger function calls and logging around
- * quickstep interactions.
- */
-@SuppressWarnings("unused")
-public class UserEventDispatcherExtension extends UserEventDispatcher {
-
-    public static final int ALL_APPS_PREDICTION_TIPS = 2;
-
-    private static final String TAG = "UserEventDispatcher";
-
-    public UserEventDispatcherExtension(Context context) { }
-
-    public void logStateChangeAction(int action, int dir, int downX, int downY,
-                                     int srcChildTargetType, int srcParentContainerType,
-                                     int dstContainerType, int pageIndex) {
-        new MetricsLoggerCompat().visibility(MetricsLoggerCompat.OVERVIEW_ACTIVITY,
-                dstContainerType == LauncherLogProto.ContainerType.TASKSWITCHER);
-        super.logStateChangeAction(action, dir, downX, downY, srcChildTargetType,
-                srcParentContainerType, dstContainerType, pageIndex);
-    }
-
-    public void logActionTip(int actionType, int viewType) {
-        LauncherLogProto.Action action = new LauncherLogProto.Action();
-        LauncherLogProto.Target target = new LauncherLogProto.Target();
-        switch(actionType) {
-            case VISIBLE:
-                action.type = LauncherLogProto.Action.Type.TIP;
-                target.type = LauncherLogProto.Target.Type.CONTAINER;
-                target.containerType = LauncherLogProto.ContainerType.TIP;
-                break;
-            case DISMISS:
-                action.type = LauncherLogProto.Action.Type.TOUCH;
-                action.touch = LauncherLogProto.Action.Touch.TAP;
-                target.type = LauncherLogProto.Target.Type.CONTROL;
-                target.controlType = CANCEL_TARGET;
-                break;
-            default:
-                Log.e(TAG, "Unexpected action type = " + actionType);
-        }
-
-        switch(viewType) {
-            case RECENTS_QUICK_SCRUB_ONBOARDING_TIP:
-                target.tipType = LauncherLogProto.TipType.QUICK_SCRUB_TEXT;
-                break;
-            case RECENTS_SWIPE_UP_ONBOARDING_TIP:
-                target.tipType = LauncherLogProto.TipType.SWIPE_UP_TEXT;
-                break;
-            default:
-                Log.e(TAG, "Unexpected viewType = " + viewType);
-        }
-        LauncherLogProto.LauncherEvent event = newLauncherEvent(action, target);
-        dispatchUserEvent(event, null);
-    }
-}
diff --git a/quickstep/src/com/android/quickstep/util/QuickstepOnboardingPrefs.java b/quickstep/src/com/android/quickstep/util/QuickstepOnboardingPrefs.java
index 7eda627..b10adb4 100644
--- a/quickstep/src/com/android/quickstep/util/QuickstepOnboardingPrefs.java
+++ b/quickstep/src/com/android/quickstep/util/QuickstepOnboardingPrefs.java
@@ -26,13 +26,13 @@
 
 import android.content.SharedPreferences;
 
-import com.android.launcher3.BaseQuickstepLauncher;
 import com.android.launcher3.LauncherState;
 import com.android.launcher3.Workspace;
 import com.android.launcher3.config.FeatureFlags;
 import com.android.launcher3.hybridhotseat.HotseatPredictionController;
 import com.android.launcher3.statemanager.StateManager;
 import com.android.launcher3.statemanager.StateManager.StateListener;
+import com.android.launcher3.uioverrides.QuickstepLauncher;
 import com.android.launcher3.util.OnboardingPrefs;
 import com.android.quickstep.SysUINavigationMode;
 import com.android.quickstep.views.AllAppsEduView;
@@ -40,9 +40,9 @@
 /**
  * Extends {@link OnboardingPrefs} for quickstep-specific onboarding data.
  */
-public class QuickstepOnboardingPrefs extends OnboardingPrefs<BaseQuickstepLauncher> {
+public class QuickstepOnboardingPrefs extends OnboardingPrefs<QuickstepLauncher> {
 
-    public QuickstepOnboardingPrefs(BaseQuickstepLauncher launcher, SharedPreferences sharedPrefs) {
+    public QuickstepOnboardingPrefs(QuickstepLauncher launcher, SharedPreferences sharedPrefs) {
         super(launcher, sharedPrefs);
 
         StateManager<LauncherState> stateManager = launcher.getStateManager();
diff --git a/quickstep/src/com/android/quickstep/views/AllAppsEduView.java b/quickstep/src/com/android/quickstep/views/AllAppsEduView.java
index c06dd9c..97a239c 100644
--- a/quickstep/src/com/android/quickstep/views/AllAppsEduView.java
+++ b/quickstep/src/com/android/quickstep/views/AllAppsEduView.java
@@ -105,11 +105,6 @@
     }
 
     @Override
-    public void logActionCommand(int command) {
-        // TODO
-    }
-
-    @Override
     protected boolean isOfType(int type) {
         return (type & TYPE_ALL_APPS_EDU) != 0;
     }
diff --git a/quickstep/src/com/android/quickstep/views/RecentsView.java b/quickstep/src/com/android/quickstep/views/RecentsView.java
index a9b5bf3..982a7c4 100644
--- a/quickstep/src/com/android/quickstep/views/RecentsView.java
+++ b/quickstep/src/com/android/quickstep/views/RecentsView.java
@@ -110,8 +110,6 @@
 import com.android.launcher3.statemanager.StatefulActivity;
 import com.android.launcher3.touch.PagedOrientationHandler;
 import com.android.launcher3.touch.PagedOrientationHandler.CurveProperties;
-import com.android.launcher3.userevent.nano.LauncherLogProto;
-import com.android.launcher3.userevent.nano.LauncherLogProto.Action.Direction;
 import com.android.launcher3.userevent.nano.LauncherLogProto.Action.Touch;
 import com.android.launcher3.util.ComponentKey;
 import com.android.launcher3.util.DynamicResource;
@@ -142,7 +140,6 @@
 import com.android.systemui.shared.recents.model.Task.TaskKey;
 import com.android.systemui.shared.recents.model.ThumbnailData;
 import com.android.systemui.shared.system.ActivityManagerWrapper;
-import com.android.systemui.shared.system.LauncherEventUtil;
 import com.android.systemui.shared.system.PackageManagerWrapper;
 import com.android.systemui.shared.system.TaskStackChangeListener;
 
@@ -673,9 +670,6 @@
     public void onDigitalWellbeingToastShown() {
         if (!mDwbToastShown) {
             mDwbToastShown = true;
-            mActivity.getUserEventDispatcher().logActionTip(
-                    LauncherEventUtil.VISIBLE,
-                    LauncherLogProto.TipType.DWB_TOAST);
         }
     }
 
@@ -1461,8 +1455,6 @@
         if (taskView.getTask() != null) {
             ActivityManagerWrapper.getInstance().removeTask(taskView.getTask().key.id);
             ComponentKey compKey = TaskUtils.getLaunchComponentKeyForTask(taskView.getTask().key);
-            mActivity.getUserEventDispatcher().logTaskLaunchOrDismiss(
-                    endState.logAction, Direction.UP, index, compKey);
             mActivity.getStatsLogManager().logger().withItemInfo(taskView.getItemInfo())
                     .log(LAUNCHER_TASK_DISMISS_SWIPE_UP);
         }
@@ -2174,9 +2166,6 @@
                 tv.launchTask(false, onLaunchResult, getHandler());
                 Task task = tv.getTask();
                 if (task != null) {
-                    mActivity.getUserEventDispatcher().logTaskLaunchOrDismiss(
-                            endState.logAction, Direction.DOWN, indexOfChild(tv),
-                            TaskUtils.getLaunchComponentKeyForTask(task.key));
                     mActivity.getStatsLogManager().logger().withItemInfo(tv.getItemInfo())
                             .log(LAUNCHER_TASK_LAUNCH_SWIPE_DOWN);
                 }
diff --git a/quickstep/src/com/android/quickstep/views/TaskMenuView.java b/quickstep/src/com/android/quickstep/views/TaskMenuView.java
index 8b49f2c..656d59e 100644
--- a/quickstep/src/com/android/quickstep/views/TaskMenuView.java
+++ b/quickstep/src/com/android/quickstep/views/TaskMenuView.java
@@ -133,11 +133,6 @@
     }
 
     @Override
-    public void logActionCommand(int command) {
-        // TODO
-    }
-
-    @Override
     protected void onDetachedFromWindow() {
         super.onDetachedFromWindow();
 
diff --git a/quickstep/src/com/android/quickstep/views/TaskView.java b/quickstep/src/com/android/quickstep/views/TaskView.java
index 3a359f0..259cd4d 100644
--- a/quickstep/src/com/android/quickstep/views/TaskView.java
+++ b/quickstep/src/com/android/quickstep/views/TaskView.java
@@ -225,10 +225,6 @@
             } else {
                 launchTask(true /* animate */);
             }
-
-            mActivity.getUserEventDispatcher().logTaskLaunchOrDismiss(
-                    Touch.TAP, Direction.NONE, getRecentsView().indexOfChild(this),
-                    TaskUtils.getLaunchComponentKeyForTask(getTask().key));
             mActivity.getStatsLogManager().logger().withItemInfo(getItemInfo())
                     .log(LAUNCHER_TASK_LAUNCH_TAP);
         });
diff --git a/res/layout/search_result_settings_row.xml b/res/layout/search_result_settings_row.xml
new file mode 100644
index 0000000..19daf34
--- /dev/null
+++ b/res/layout/search_result_settings_row.xml
@@ -0,0 +1,57 @@
+<?xml version="1.0" encoding="utf-8"?><!-- Copyright (C) 2020 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+<com.android.launcher3.views.SearchSettingsRowView xmlns:android="http://schemas.android.com/apk/res/android"
+    style="@style/TextHeadline"
+    android:id="@+id/section_title"
+    android:background="?android:attr/selectableItemBackground"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:orientation="vertical"
+    android:gravity="center_vertical"
+    android:padding="4dp"
+    android:minHeight="48dp"
+    android:textColor="?android:attr/textColorPrimary"
+    android:textSize="14sp">
+
+    <TextView
+        android:id="@+id/title"
+        style="@style/TextTitle"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginBottom="4dp"
+        android:textColor="?android:attr/textColorPrimary"
+        android:textSize="16sp" />
+
+    <TextView
+        android:id="@+id/description"
+        style="@style/TextTitle"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:visibility="gone"
+        android:textColor="?android:attr/textColorPrimary"
+        android:textSize="14sp" />
+
+    <TextView
+        android:id="@+id/breadcrumbs"
+        style="@style/TextTitle"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:visibility="gone"
+        android:alpha=".7"
+        android:textColor="?android:attr/textColorSecondary"
+        android:textSize="14sp" />
+
+
+</com.android.launcher3.views.SearchSettingsRowView>
\ No newline at end of file
diff --git a/res/layout/search_result_slice.xml b/res/layout/search_result_slice.xml
new file mode 100644
index 0000000..ea1d49a
--- /dev/null
+++ b/res/layout/search_result_slice.xml
@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2020 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+<androidx.slice.widget.SliceView xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:paddingHorizontal="4dp" />
\ No newline at end of file
diff --git a/res/values/colors.xml b/res/values/colors.xml
index fe9717c..f56fbaa 100644
--- a/res/values/colors.xml
+++ b/res/values/colors.xml
@@ -35,9 +35,6 @@
 
     <color name="icon_background">#E0E0E0</color> <!-- Gray 300 -->
 
-    <color name="all_apps_section_fill">#32c0c0c0</color>
-    <color name="all_apps_section_focused_item">#40c0c0c0</color>
-
     <color name="gesture_tutorial_ripple_color">#A0C2F9</color> <!-- Light Blue -->
     <color name="gesture_tutorial_fake_task_view_color">#6DA1FF</color> <!-- Light Blue -->
     <color name="gesture_tutorial_action_button_label_color">#FFFFFFFF</color>
diff --git a/res/values/config.xml b/res/values/config.xml
index dc8bdff..fc0a5e1 100644
--- a/res/values/config.xml
+++ b/res/values/config.xml
@@ -69,7 +69,6 @@
     <string name="app_launch_tracker_class" translatable="false"></string>
     <string name="test_information_handler_class" translatable="false"></string>
     <string name="launcher_activity_logic_class" translatable="false"></string>
-    <string name="prediction_model_class" translatable="false"></string>
     <string name="model_delegate_class" translatable="false"></string>
 
     <!-- View ID to use for QSB widget -->
diff --git a/res/xml/launcher_preferences.xml b/res/xml/launcher_preferences.xml
index 3455cb8..7e72208 100644
--- a/res/xml/launcher_preferences.xml
+++ b/res/xml/launcher_preferences.xml
@@ -44,12 +44,6 @@
         android:defaultValue="@bool/allow_rotation"
         android:persistent="true" />
 
-    <SwitchPreference
-        android:key="pref_grid_options"
-        android:title="Enable grid options"
-        android:defaultValue="false"
-        android:persistent="true" />
-
     <androidx.preference.PreferenceScreen
         android:key="pref_developer_options"
         android:persistent="false"
diff --git a/src/com/android/launcher3/AbstractFloatingView.java b/src/com/android/launcher3/AbstractFloatingView.java
index 3bfe379..3c34444 100644
--- a/src/com/android/launcher3/AbstractFloatingView.java
+++ b/src/com/android/launcher3/AbstractFloatingView.java
@@ -36,8 +36,6 @@
 import androidx.annotation.IntDef;
 
 import com.android.launcher3.anim.PendingAnimation;
-import com.android.launcher3.userevent.nano.LauncherLogProto.Action;
-import com.android.launcher3.userevent.nano.LauncherLogProto.ContainerType;
 import com.android.launcher3.util.TouchController;
 import com.android.launcher3.views.ActivityContext;
 import com.android.launcher3.views.BaseDragLayer;
@@ -129,8 +127,7 @@
     public final void close(boolean animate) {
         animate &= areAnimatorsEnabled();
         if (mIsOpen) {
-            BaseActivity.fromContext(getContext()).getUserEventDispatcher()
-                    .resetElapsedContainerMillis("container closed");
+            // Add to WW logging
         }
         handleClose(animate);
         mIsOpen = false;
@@ -145,12 +142,6 @@
     public void addHintCloseAnim(
             float distanceToMove, Interpolator interpolator, PendingAnimation target) { }
 
-    public abstract void logActionCommand(int command);
-
-    public int getLogContainerType() {
-        return ContainerType.DEFAULT_CONTAINERTYPE;
-    }
-
     public final boolean isOpen() {
         return mIsOpen;
     }
@@ -159,7 +150,6 @@
 
     /** @return Whether the back is consumed. If false, Launcher will handle the back as well. */
     public boolean onBackPressed() {
-        logActionCommand(Action.Command.BACK);
         close(true);
         return true;
     }
diff --git a/src/com/android/launcher3/AppWidgetResizeFrame.java b/src/com/android/launcher3/AppWidgetResizeFrame.java
index 6f7b684..168d9c4 100644
--- a/src/com/android/launcher3/AppWidgetResizeFrame.java
+++ b/src/com/android/launcher3/AppWidgetResizeFrame.java
@@ -537,11 +537,6 @@
     }
 
     @Override
-    public void logActionCommand(int command) {
-        // TODO: Log this case.
-    }
-
-    @Override
     protected boolean isOfType(int type) {
         return (type & TYPE_WIDGET_RESIZE_FRAME) != 0;
     }
diff --git a/src/com/android/launcher3/BaseDraggingActivity.java b/src/com/android/launcher3/BaseDraggingActivity.java
index cbc3abc..0d90602 100644
--- a/src/com/android/launcher3/BaseDraggingActivity.java
+++ b/src/com/android/launcher3/BaseDraggingActivity.java
@@ -193,7 +193,6 @@
                 getSystemService(LauncherApps.class).startMainActivity(
                         intent.getComponent(), user, intent.getSourceBounds(), optsBundle);
             }
-            getUserEventDispatcher().logAppLaunch(v, intent, user);
             if (item != null) {
                 InstanceId instanceId = new InstanceIdSequence().newInstanceId();
                 logAppLaunch(item, instanceId);
diff --git a/src/com/android/launcher3/DragSource.java b/src/com/android/launcher3/DragSource.java
index d4d7b99..ba227d4 100644
--- a/src/com/android/launcher3/DragSource.java
+++ b/src/com/android/launcher3/DragSource.java
@@ -19,12 +19,11 @@
 import android.view.View;
 
 import com.android.launcher3.DropTarget.DragObject;
-import com.android.launcher3.logging.StatsLogUtils.LogContainerProvider;
 
 /**
  * Interface defining an object that can originate a drag.
  */
-public interface DragSource extends LogContainerProvider {
+public interface DragSource {
 
     /**
      * A callback made back to the source after an item from this source has been dropped on a
diff --git a/src/com/android/launcher3/DropTarget.java b/src/com/android/launcher3/DropTarget.java
index b27abc4..fd4c30c 100644
--- a/src/com/android/launcher3/DropTarget.java
+++ b/src/com/android/launcher3/DropTarget.java
@@ -113,18 +113,6 @@
 
             return res;
         }
-
-
-        /**
-         * This is used to determine if an object is dropped at a different location than it was
-         * dragged from
-         */
-        public boolean isMoved() {
-            return dragInfo.cellX != originalDragInfo.cellX
-                    || dragInfo.cellY != originalDragInfo.cellY
-                    || dragInfo.screenId != originalDragInfo.screenId
-                    || dragInfo.container != originalDragInfo.container;
-        }
     }
 
     /**
diff --git a/src/com/android/launcher3/ExtendedEditText.java b/src/com/android/launcher3/ExtendedEditText.java
index d64967b..02c6162 100644
--- a/src/com/android/launcher3/ExtendedEditText.java
+++ b/src/com/android/launcher3/ExtendedEditText.java
@@ -24,6 +24,7 @@
 import android.view.inputmethod.InputMethodManager;
 import android.widget.EditText;
 
+import com.android.launcher3.config.FeatureFlags;
 import com.android.launcher3.util.UiThreadHelper;
 
 
@@ -130,6 +131,10 @@
     public void reset() {
         if (!TextUtils.isEmpty(getText())) {
             setText("");
+        } else {
+            if (FeatureFlags.ENABLE_DEVICE_SEARCH.get()) {
+                return;
+            }
         }
         if (isFocused()) {
             View nextFocus = focusSearch(View.FOCUS_DOWN);
diff --git a/src/com/android/launcher3/Launcher.java b/src/com/android/launcher3/Launcher.java
index 51a9dfe..cacd3fb 100644
--- a/src/com/android/launcher3/Launcher.java
+++ b/src/com/android/launcher3/Launcher.java
@@ -110,7 +110,6 @@
 import com.android.launcher3.dragndrop.DragController;
 import com.android.launcher3.dragndrop.DragLayer;
 import com.android.launcher3.dragndrop.DragView;
-import com.android.launcher3.folder.Folder;
 import com.android.launcher3.folder.FolderGridOrganizer;
 import com.android.launcher3.folder.FolderIcon;
 import com.android.launcher3.icons.IconCache;
@@ -911,7 +910,6 @@
     @CallSuper
     protected void onDeferredResumed() {
         logStopAndResume(Action.Command.RESUME);
-        getUserEventDispatcher().startSession();
 
         // Process any items that were added while Launcher was away.
         ItemInstallQueue.INSTANCE.get(this)
@@ -929,6 +927,7 @@
     protected void handlePendingActivityRequest() { }
 
     private void logStopAndResume(int command) {
+        if (mPendingExecutor != null) return;
         int pageIndex = mWorkspace.isOverlayShown() ? -1 : mWorkspace.getCurrentPage();
         int containerType = mStateManager.getState().containerType;
 
@@ -1747,16 +1746,6 @@
     }
 
     /**
-     * Called when a workspace item is converted into a folder
-     */
-    public void folderCreatedFromItem(Folder folder, WorkspaceItemInfo itemInfo){}
-
-    /**
-     * Called when a folder is converted into a workspace item
-     */
-    public void folderConvertedToItem(Folder folder, WorkspaceItemInfo itemInfo) {}
-
-    /**
      * Unbinds the view for the specified item, and removes the item and all its children.
      *
      * @param v the view being removed.
@@ -2193,9 +2182,6 @@
         workspace.requestLayout();
     }
 
-    @Override
-    public void bindPredictedItems(List<AppInfo> appInfos, IntArray ranks) { }
-
     /**
      * Add the views for a widget to the workspace.
      */
diff --git a/src/com/android/launcher3/LauncherAppState.java b/src/com/android/launcher3/LauncherAppState.java
index 782a869..b278e81 100644
--- a/src/com/android/launcher3/LauncherAppState.java
+++ b/src/com/android/launcher3/LauncherAppState.java
@@ -33,7 +33,6 @@
 import com.android.launcher3.icons.IconCache;
 import com.android.launcher3.icons.IconProvider;
 import com.android.launcher3.icons.LauncherIcons;
-import com.android.launcher3.model.PredictionModel;
 import com.android.launcher3.notification.NotificationListener;
 import com.android.launcher3.pm.InstallSessionHelper;
 import com.android.launcher3.pm.InstallSessionTracker;
@@ -58,7 +57,6 @@
     private final IconCache mIconCache;
     private final WidgetPreviewLoader mWidgetCache;
     private final InvariantDeviceProfile mInvariantDeviceProfile;
-    private final PredictionModel mPredictionModel;
 
     private SecureSettingsObserver mNotificationDotsObserver;
     private InstallSessionTracker mInstallSessionTracker;
@@ -125,7 +123,6 @@
         mIconCache = new IconCache(mContext, mInvariantDeviceProfile, iconCacheFileName);
         mWidgetCache = new WidgetPreviewLoader(mContext, mIconCache);
         mModel = new LauncherModel(context, this, mIconCache, AppFilter.newInstance(mContext));
-        mPredictionModel = PredictionModel.newInstance(mContext);
     }
 
     protected void onNotificationSettingsChanged(boolean areNotificationDotsEnabled) {
@@ -182,10 +179,6 @@
         return mModel;
     }
 
-    public PredictionModel getPredictionModel() {
-        return mPredictionModel;
-    }
-
     public WidgetPreviewLoader getWidgetCache() {
         return mWidgetCache;
     }
diff --git a/src/com/android/launcher3/LauncherModel.java b/src/com/android/launcher3/LauncherModel.java
index c51a84e..8458152 100644
--- a/src/com/android/launcher3/LauncherModel.java
+++ b/src/com/android/launcher3/LauncherModel.java
@@ -219,6 +219,13 @@
     }
 
     /**
+     * Called when the workspace items have drastically changed
+     */
+    public void onWorkspaceUiChanged() {
+        MODEL_EXECUTOR.execute(mModelDelegate::workspaceLoadComplete);
+    }
+
+    /**
      * Called when the model is destroyed
      */
     public void destroy() {
diff --git a/src/com/android/launcher3/SecondaryDropTarget.java b/src/com/android/launcher3/SecondaryDropTarget.java
index 56875bb..2df7f5a 100644
--- a/src/com/android/launcher3/SecondaryDropTarget.java
+++ b/src/com/android/launcher3/SecondaryDropTarget.java
@@ -49,7 +49,6 @@
 import com.android.launcher3.util.Themes;
 
 import java.net.URISyntaxException;
-import java.util.ArrayList;
 
 /**
  * Drop target which provides a secondary option for an item.
@@ -340,12 +339,6 @@
         }
 
         @Override
-        public void fillInLogContainerData(ItemInfo childInfo, Target child,
-                ArrayList<Target> parents) {
-            mOriginal.fillInLogContainerData(childInfo, child, parents);
-        }
-
-        @Override
         public void onLauncherResume() {
             // We use MATCH_UNINSTALLED_PACKAGES as the app can be on SD card as well.
             if (new PackageManagerHelper(mContext).getApplicationInfo(mPackageName,
diff --git a/src/com/android/launcher3/Workspace.java b/src/com/android/launcher3/Workspace.java
index 6bfd349..8da81ac 100644
--- a/src/com/android/launcher3/Workspace.java
+++ b/src/com/android/launcher3/Workspace.java
@@ -28,7 +28,6 @@
 import static com.android.launcher3.LauncherState.SPRING_LOADED;
 import static com.android.launcher3.config.FeatureFlags.ADAPTIVE_ICON_WINDOW_ANIM;
 import static com.android.launcher3.dragndrop.DragLayer.ALPHA_INDEX_OVERLAY;
-import static com.android.launcher3.logging.LoggerUtils.newContainerTarget;
 import static com.android.launcher3.logging.StatsLogManager.LAUNCHER_STATE_HOME;
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_SWIPELEFT;
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_SWIPERIGHT;
@@ -99,7 +98,6 @@
 import com.android.launcher3.touch.WorkspaceTouchListener;
 import com.android.launcher3.userevent.nano.LauncherLogProto.Action;
 import com.android.launcher3.userevent.nano.LauncherLogProto.ContainerType;
-import com.android.launcher3.userevent.nano.LauncherLogProto.Target;
 import com.android.launcher3.util.Executors;
 import com.android.launcher3.util.IntArray;
 import com.android.launcher3.util.IntSparseArrayMap;
@@ -1506,7 +1504,6 @@
                     .showForIcon((BubbleTextView) child);
             if (popupContainer != null) {
                 dragOptions.preDragCondition = popupContainer.createPreDragCondition();
-                mLauncher.getUserEventDispatcher().resetElapsedContainerMillis("dragging started");
             }
         }
 
@@ -1706,7 +1703,6 @@
                 fi.addItem(destInfo);
                 fi.addItem(sourceInfo);
             }
-            mLauncher.folderCreatedFromItem(fi.getFolder(), destInfo);
             return true;
         }
         return false;
@@ -1723,7 +1719,7 @@
         if (dropOverView instanceof FolderIcon) {
             FolderIcon fi = (FolderIcon) dropOverView;
             if (fi.acceptDrop(d.dragInfo)) {
-                mStatsLogManager.logger().withItemInfo(fi.mInfo).withInstanceId(d.logInstanceId)
+                mStatsLogManager.logger().withItemInfo(d.dragInfo).withInstanceId(d.logInstanceId)
                         .log(LauncherEvent.LAUNCHER_ITEM_DROP_COMPLETED);
                 fi.onDrop(d, false /* itemReturnedOnFailedDrop */);
 
@@ -3272,24 +3268,6 @@
         return getContext().getString(R.string.workspace_scroll_format, page + 1, nScreens);
     }
 
-    @Override
-    public void fillInLogContainerData(ItemInfo childInfo, Target child,
-            ArrayList<Target> parents) {
-        if (childInfo.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT
-                || childInfo.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT_PREDICTION) {
-            getHotseat().fillInLogContainerData(childInfo, child, parents);
-            return;
-        } else if (childInfo.container >= 0) {
-            FolderIcon icon = (FolderIcon) getHomescreenIconByItemId(childInfo.container);
-            icon.getFolder().fillInLogContainerData(childInfo, child, parents);
-            return;
-        }
-        child.gridX = childInfo.cellX;
-        child.gridY = childInfo.cellY;
-        child.pageIndex = getCurrentPage();
-        parents.add(newContainerTarget(ContainerType.WORKSPACE));
-    }
-
     /**
      * Used as a workaround to ensure that the AppWidgetService receives the
      * PACKAGE_ADDED broadcast before updating widgets.
diff --git a/src/com/android/launcher3/allapps/AllAppsContainerView.java b/src/com/android/launcher3/allapps/AllAppsContainerView.java
index 99fff4d..1f51566 100644
--- a/src/com/android/launcher3/allapps/AllAppsContainerView.java
+++ b/src/com/android/launcher3/allapps/AllAppsContainerView.java
@@ -17,7 +17,6 @@
 
 import static com.android.launcher3.allapps.AllAppsGridAdapter.AdapterItem;
 import static com.android.launcher3.allapps.AllAppsGridAdapter.AdapterItemWithPayload;
-import static com.android.launcher3.logging.LoggerUtils.newContainerTarget;
 import static com.android.launcher3.model.BgDataModel.Callbacks.FLAG_HAS_SHORTCUT_PERMISSION;
 import static com.android.launcher3.model.BgDataModel.Callbacks.FLAG_QUIET_MODE_CHANGE_PERMISSION;
 import static com.android.launcher3.model.BgDataModel.Callbacks.FLAG_QUIET_MODE_ENABLED;
@@ -44,6 +43,7 @@
 import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
 import androidx.annotation.StringRes;
+import androidx.core.os.BuildCompat;
 import androidx.recyclerview.widget.DefaultItemAnimator;
 import androidx.recyclerview.widget.LinearLayoutManager;
 import androidx.recyclerview.widget.RecyclerView;
@@ -61,8 +61,6 @@
 import com.android.launcher3.keyboard.FocusedItemDecorator;
 import com.android.launcher3.model.data.AppInfo;
 import com.android.launcher3.model.data.ItemInfo;
-import com.android.launcher3.userevent.nano.LauncherLogProto.ContainerType;
-import com.android.launcher3.userevent.nano.LauncherLogProto.Target;
 import com.android.launcher3.util.ItemInfoMatcher;
 import com.android.launcher3.util.MultiValueAlpha;
 import com.android.launcher3.util.MultiValueAlpha.AlphaProperty;
@@ -70,8 +68,6 @@
 import com.android.launcher3.views.RecyclerViewFastScroller;
 import com.android.launcher3.views.SpringRelativeLayout;
 
-import java.util.ArrayList;
-
 /**
  * The all apps view container.
  */
@@ -110,7 +106,7 @@
 
     private final MultiValueAlpha mMultiValueAlpha;
 
-    Rect mInsets = new Rect();
+    private Rect mInsets = new Rect();
 
     public AllAppsContainerView(Context context) {
         this(context, null);
@@ -206,6 +202,17 @@
         mAH[AdapterHolder.WORK].applyPadding();
     }
 
+    private void hideInput() {
+        if (!BuildCompat.isAtLeastR() || !FeatureFlags.ENABLE_DEVICE_SEARCH.get()) return;
+
+        WindowInsets insets = getRootWindowInsets();
+        if (insets == null) return;
+
+        if (insets.isVisible(WindowInsets.Type.ime())) {
+            getWindowInsetsController().hide(WindowInsets.Type.ime());
+        }
+    }
+
     /**
      * Returns whether the view itself will handle the touch event or not.
      */
@@ -221,9 +228,14 @@
         }
         if (rv.getScrollbar().getThumbOffsetY() >= 0 &&
                 mLauncher.getDragLayer().isEventOverView(rv.getScrollbar(), ev)) {
+            hideInput();
             return false;
         }
-        return rv.shouldContainerScroll(ev, mLauncher.getDragLayer());
+        boolean shouldScroll = rv.shouldContainerScroll(ev, mLauncher.getDragLayer());
+        if (shouldScroll) {
+            hideInput();
+        }
+        return shouldScroll;
     }
 
     @Override
@@ -338,13 +350,6 @@
     }
 
     @Override
-    public void fillInLogContainerData(ItemInfo childInfo, Target child,
-            ArrayList<Target> parents) {
-        parents.add(newContainerTarget(
-                getApps().hasFilter() ? ContainerType.SEARCHRESULT : ContainerType.ALLAPPS));
-    }
-
-    @Override
     public void setInsets(Rect insets) {
         mInsets.set(insets);
         DeviceProfile grid = mLauncher.getDeviceProfile();
diff --git a/src/com/android/launcher3/allapps/AllAppsGridAdapter.java b/src/com/android/launcher3/allapps/AllAppsGridAdapter.java
index c61f01f..da161ac 100644
--- a/src/com/android/launcher3/allapps/AllAppsGridAdapter.java
+++ b/src/com/android/launcher3/allapps/AllAppsGridAdapter.java
@@ -20,6 +20,7 @@
 import android.content.Context;
 import android.content.Intent;
 import android.content.res.Resources;
+import android.net.Uri;
 import android.view.Gravity;
 import android.view.LayoutInflater;
 import android.view.View;
@@ -30,18 +31,27 @@
 import android.view.accessibility.AccessibilityEvent;
 import android.widget.TextView;
 
+import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
 import androidx.core.view.accessibility.AccessibilityEventCompat;
 import androidx.core.view.accessibility.AccessibilityNodeInfoCompat;
 import androidx.core.view.accessibility.AccessibilityRecordCompat;
+import androidx.lifecycle.Lifecycle;
+import androidx.lifecycle.LifecycleOwner;
+import androidx.lifecycle.LifecycleRegistry;
+import androidx.lifecycle.LiveData;
 import androidx.recyclerview.widget.GridLayoutManager;
 import androidx.recyclerview.widget.RecyclerView;
+import androidx.slice.Slice;
+import androidx.slice.widget.SliceLiveData;
+import androidx.slice.widget.SliceView;
 
 import com.android.launcher3.BaseDraggingActivity;
 import com.android.launcher3.BubbleTextView;
 import com.android.launcher3.R;
 import com.android.launcher3.allapps.search.AllAppsSearchBarController.PayloadResultHandler;
 import com.android.launcher3.allapps.search.SearchSectionInfo;
+import com.android.launcher3.config.FeatureFlags;
 import com.android.launcher3.model.data.AppInfo;
 import com.android.launcher3.util.PackageManagerHelper;
 
@@ -50,7 +60,9 @@
 /**
  * The grid view adapter of all the apps.
  */
-public class AllAppsGridAdapter extends RecyclerView.Adapter<AllAppsGridAdapter.ViewHolder> {
+public class AllAppsGridAdapter extends
+        RecyclerView.Adapter<AllAppsGridAdapter.ViewHolder> implements
+        LifecycleOwner {
 
     public static final String TAG = "AppsGridAdapter";
 
@@ -71,12 +83,18 @@
 
     public static final int VIEW_TYPE_SEARCH_HERO_APP = 1 << 6;
 
-    public static final int DETAIL_ROW_WITH_BUTTON = 1 << 7;
+    public static final int VIEW_TYPE_SEARCH_ROW_WITH_BUTTON = 1 << 7;
+
+    public static final int VIEW_TYPE_SEARCH_ROW = 1 << 8;
+
+    public static final int VIEW_TYPE_SEARCH_SLICE = 1 << 9;
 
     // Common view type masks
     public static final int VIEW_TYPE_MASK_DIVIDER = VIEW_TYPE_ALL_APPS_DIVIDER;
     public static final int VIEW_TYPE_MASK_ICON = VIEW_TYPE_ICON;
 
+    private final LifecycleRegistry mLifecycleRegistry;
+
     /**
      * ViewHolder for each icon.
      */
@@ -159,12 +177,15 @@
         boolean isCountedForAccessibility() {
             return viewType == VIEW_TYPE_ICON
                     || viewType == VIEW_TYPE_SEARCH_HERO_APP
-                    || viewType == DETAIL_ROW_WITH_BUTTON;
+                    || viewType == VIEW_TYPE_SEARCH_ROW_WITH_BUTTON
+                    || viewType == VIEW_TYPE_SEARCH_SLICE
+                    || viewType == VIEW_TYPE_SEARCH_ROW;
         }
     }
 
     /**
      * Extension of AdapterItem that contains an extra payload specific to item
+     *
      * @param <T> Play load Type
      */
     public static class AdapterItemWithPayload<T> extends AdapterItem {
@@ -310,6 +331,12 @@
         mOnIconClickListener = launcher.getItemOnClickListener();
 
         setAppsPerRow(mLauncher.getDeviceProfile().inv.numAllAppsColumns);
+        if (FeatureFlags.ENABLE_DEVICE_SEARCH.get()) {
+            mLifecycleRegistry = new LifecycleRegistry(this);
+            mLifecycleRegistry.setCurrentState(Lifecycle.State.STARTED);
+        } else {
+            mLifecycleRegistry = null;
+        }
     }
 
     public void setAppsPerRow(int appsPerRow) {
@@ -390,9 +417,15 @@
             case VIEW_TYPE_SEARCH_HERO_APP:
                 return new ViewHolder(mLayoutInflater.inflate(
                         R.layout.search_result_hero_app, parent, false));
-            case DETAIL_ROW_WITH_BUTTON:
+            case VIEW_TYPE_SEARCH_ROW_WITH_BUTTON:
                 return new ViewHolder(mLayoutInflater.inflate(
                         R.layout.search_result_play_item, parent, false));
+            case VIEW_TYPE_SEARCH_ROW:
+                return new ViewHolder(mLayoutInflater.inflate(
+                        R.layout.search_result_settings_row, parent, false));
+            case VIEW_TYPE_SEARCH_SLICE:
+                return new ViewHolder(mLayoutInflater.inflate(
+                        R.layout.search_result_slice, parent, false));
             default:
                 throw new RuntimeException("Unexpected view type");
         }
@@ -421,9 +454,20 @@
                     searchView.setVisibility(View.GONE);
                 }
                 break;
+            case VIEW_TYPE_SEARCH_SLICE:
+                SliceView sliceView = (SliceView) holder.itemView;
+                Uri uri = ((AdapterItemWithPayload<Uri>) mApps.getAdapterItems().get(position))
+                        .getPayload();
+                try {
+                    LiveData<Slice> liveData = SliceLiveData.fromUri(mLauncher, uri);
+                    liveData.observe(this::getLifecycle, sliceView);
+                } catch (Exception ignored) {
+                }
+                break;
             case VIEW_TYPE_SEARCH_CORPUS_TITLE:
-            case DETAIL_ROW_WITH_BUTTON:
+            case VIEW_TYPE_SEARCH_ROW_WITH_BUTTON:
             case VIEW_TYPE_SEARCH_HERO_APP:
+            case VIEW_TYPE_SEARCH_ROW:
                 PayloadResultHandler payloadResultView = (PayloadResultHandler) holder.itemView;
                 payloadResultView.applyAdapterInfo(
                         (AdapterItemWithPayload) mApps.getAdapterItems().get(position));
@@ -451,4 +495,9 @@
         return item.viewType;
     }
 
+    @NonNull
+    @Override
+    public Lifecycle getLifecycle() {
+        return mLifecycleRegistry;
+    }
 }
diff --git a/src/com/android/launcher3/allapps/AllAppsSectionDecorator.java b/src/com/android/launcher3/allapps/AllAppsSectionDecorator.java
index 6f29e11..0214c35 100644
--- a/src/com/android/launcher3/allapps/AllAppsSectionDecorator.java
+++ b/src/com/android/launcher3/allapps/AllAppsSectionDecorator.java
@@ -22,6 +22,7 @@
 import android.view.View;
 
 import androidx.annotation.Nullable;
+import androidx.core.graphics.ColorUtils;
 import androidx.recyclerview.widget.RecyclerView;
 
 import com.android.launcher3.R;
@@ -100,19 +101,23 @@
      * Handles grouping and drawing of items in the same all apps sections.
      */
     public static class SectionDecorationHandler {
+        private static final int FILL_ALPHA = (int) (.3f * 255);
+        private static final int FOCUS_ALPHA = (int) (.8f * 255);
+
         protected RectF mBounds = new RectF();
         private final boolean mIsFullWidth;
         private final float mRadius;
 
-        private final int mFocusColor;
-        private final int mFillcolor;
+        protected int mFocusColor;
+        protected int mFillcolor;
         private final Paint mPaint = new Paint(Paint.ANTI_ALIAS_FLAG);
 
 
         public SectionDecorationHandler(Context context, boolean isFullWidth) {
             mIsFullWidth = isFullWidth;
-            mFillcolor = context.getColor(R.color.all_apps_section_fill);
-            mFocusColor = context.getColor(R.color.all_apps_section_focused_item);
+            int endScrim = Themes.getAttrColor(context, R.attr.allAppsScrimColor);
+            mFillcolor = ColorUtils.setAlphaComponent(endScrim, FILL_ALPHA);
+            mFocusColor = ColorUtils.setAlphaComponent(endScrim, FOCUS_ALPHA);
             mRadius = Themes.getDialogCornerRadius(context);
         }
 
diff --git a/src/com/android/launcher3/allapps/DiscoveryBounce.java b/src/com/android/launcher3/allapps/DiscoveryBounce.java
index b4ff5ea..14595ca 100644
--- a/src/com/android/launcher3/allapps/DiscoveryBounce.java
+++ b/src/com/android/launcher3/allapps/DiscoveryBounce.java
@@ -116,11 +116,6 @@
     }
 
     @Override
-    public void logActionCommand(int command) {
-        // Since this is on-boarding popup, it is not a user controlled action.
-    }
-
-    @Override
     protected boolean isOfType(int type) {
         return (type & TYPE_DISCOVERY_BOUNCE) != 0;
     }
diff --git a/src/com/android/launcher3/allapps/search/AppsSearchContainerLayout.java b/src/com/android/launcher3/allapps/search/AppsSearchContainerLayout.java
index 6f183ee..7518521 100644
--- a/src/com/android/launcher3/allapps/search/AppsSearchContainerLayout.java
+++ b/src/com/android/launcher3/allapps/search/AppsSearchContainerLayout.java
@@ -139,8 +139,8 @@
         mApps = appsView.getApps();
         mAppsView = appsView;
         mSearchBarController.initialize(
-                new DefaultAppSearchAlgorithm(LauncherAppState.getInstance(mLauncher)), this,
-                mLauncher, this, this);
+                new DefaultAppSearchAlgorithm(mLauncher, LauncherAppState.getInstance(mLauncher)),
+                this, mLauncher, this, this);
     }
 
     @Override
diff --git a/src/com/android/launcher3/allapps/search/AppsSearchPipeline.java b/src/com/android/launcher3/allapps/search/AppsSearchPipeline.java
index fb3d953..6e9a7da 100644
--- a/src/com/android/launcher3/allapps/search/AppsSearchPipeline.java
+++ b/src/com/android/launcher3/allapps/search/AppsSearchPipeline.java
@@ -53,15 +53,16 @@
     private final LauncherAppState mLauncherAppState;
     private final boolean mHeroSectionSupported;
 
-    public AppsSearchPipeline(LauncherAppState launcherAppState) {
-        this(launcherAppState, true);
+    public AppsSearchPipeline(Context context, LauncherAppState launcherAppState) {
+        this(context, launcherAppState, true);
     }
 
-    public AppsSearchPipeline(LauncherAppState launcherAppState, boolean supportsHeroView) {
+    public AppsSearchPipeline(Context context, LauncherAppState launcherAppState,
+            boolean supportsHeroView) {
         mLauncherAppState = launcherAppState;
         mSearchSectionInfo = new SearchSectionInfo();
         mSearchSectionInfo.setDecorationHandler(
-                new SectionDecorationHandler(launcherAppState.getContext(), true));
+                new SectionDecorationHandler(context, true));
         mHeroSectionSupported = supportsHeroView;
     }
 
diff --git a/src/com/android/launcher3/allapps/search/DefaultAppSearchAlgorithm.java b/src/com/android/launcher3/allapps/search/DefaultAppSearchAlgorithm.java
index 470191c..d757f78 100644
--- a/src/com/android/launcher3/allapps/search/DefaultAppSearchAlgorithm.java
+++ b/src/com/android/launcher3/allapps/search/DefaultAppSearchAlgorithm.java
@@ -15,6 +15,7 @@
  */
 package com.android.launcher3.allapps.search;
 
+import android.content.Context;
 import android.os.Handler;
 
 import com.android.launcher3.LauncherAppState;
@@ -30,9 +31,9 @@
     protected final Handler mResultHandler;
     private final AppsSearchPipeline mAppsSearchPipeline;
 
-    public DefaultAppSearchAlgorithm(LauncherAppState launcherAppState) {
+    public DefaultAppSearchAlgorithm(Context context, LauncherAppState launcherAppState) {
         mResultHandler = new Handler();
-        mAppsSearchPipeline = new AppsSearchPipeline(launcherAppState, false);
+        mAppsSearchPipeline = new AppsSearchPipeline(context, launcherAppState, false);
     }
 
     @Override
diff --git a/src/com/android/launcher3/config/FeatureFlags.java b/src/com/android/launcher3/config/FeatureFlags.java
index 37d2d40..d8fca1d 100644
--- a/src/com/android/launcher3/config/FeatureFlags.java
+++ b/src/com/android/launcher3/config/FeatureFlags.java
@@ -174,9 +174,6 @@
             "SEPARATE_RECENTS_ACTIVITY", false,
             "Uses a separate recents activity instead of using the integrated recents+Launcher UI");
 
-    public static final BooleanFlag USER_EVENT_DISPATCHER = new DeviceFlag(
-            "USER_EVENT_DISPATCHER", true, "User event dispatcher collects logs.");
-
     public static final BooleanFlag ENABLE_MINIMAL_DEVICE = new DeviceFlag(
             "ENABLE_MINIMAL_DEVICE", false,
             "Allow user to toggle minimal device mode in launcher.");
diff --git a/src/com/android/launcher3/dragndrop/PinItemDragListener.java b/src/com/android/launcher3/dragndrop/PinItemDragListener.java
index bf3aa7f..6104d80 100644
--- a/src/com/android/launcher3/dragndrop/PinItemDragListener.java
+++ b/src/com/android/launcher3/dragndrop/PinItemDragListener.java
@@ -16,7 +16,6 @@
 
 package com.android.launcher3.dragndrop;
 
-import static com.android.launcher3.logging.LoggerUtils.newContainerTarget;
 
 import android.annotation.TargetApi;
 import android.appwidget.AppWidgetManager;
@@ -33,15 +32,11 @@
 import com.android.launcher3.Launcher;
 import com.android.launcher3.LauncherAppWidgetProviderInfo;
 import com.android.launcher3.PendingAddItemInfo;
-import com.android.launcher3.model.data.ItemInfo;
-import com.android.launcher3.userevent.nano.LauncherLogProto;
 import com.android.launcher3.widget.PendingAddShortcutInfo;
 import com.android.launcher3.widget.PendingAddWidgetInfo;
 import com.android.launcher3.widget.PendingItemDragHelper;
 import com.android.launcher3.widget.WidgetAddFlowHandler;
 
-import java.util.ArrayList;
-
 /**
  * {@link DragSource} for handling drop from a different window. This object is initialized
  * in the source window and is passed on to the Launcher activity as an Intent extra.
@@ -107,12 +102,6 @@
     }
 
     @Override
-    public void fillInLogContainerData(ItemInfo childInfo, LauncherLogProto.Target child,
-            ArrayList<LauncherLogProto.Target> parents) {
-        parents.add(newContainerTarget(LauncherLogProto.ContainerType.PINITEM));
-    }
-
-    @Override
     protected void postCleanup() {
         super.postCleanup();
         mCancelSignal.cancel();
diff --git a/src/com/android/launcher3/folder/Folder.java b/src/com/android/launcher3/folder/Folder.java
index b91d1c3..f1606ea 100644
--- a/src/com/android/launcher3/folder/Folder.java
+++ b/src/com/android/launcher3/folder/Folder.java
@@ -19,11 +19,11 @@
 import static android.text.TextUtils.isEmpty;
 
 import static com.android.launcher3.LauncherAnimUtils.SPRING_LOADED_EXIT_DELAY;
-import static com.android.launcher3.LauncherSettings.Favorites.CONTAINER_HOTSEAT;
 import static com.android.launcher3.LauncherState.NORMAL;
 import static com.android.launcher3.compat.AccessibilityManagerCompat.sendCustomAccessibilityEvent;
 import static com.android.launcher3.config.FeatureFlags.ALWAYS_USE_HARDWARE_OPTIMIZATION_FOR_FOLDER_ANIMATIONS;
 import static com.android.launcher3.logging.LoggerUtils.newContainerTarget;
+import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_FOLDER_CONVERTED_TO_ICON;
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_FOLDER_LABEL_UPDATED;
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_ITEM_DROP_COMPLETED;
 
@@ -1183,7 +1183,8 @@
                         newIcon.requestFocus();
                     }
                     if (finalItem != null) {
-                        mLauncher.folderConvertedToItem(mFolderIcon.getFolder(), finalItem);
+                        mStatsLogManager.logger().withItemInfo(finalItem)
+                                .log(LAUNCHER_FOLDER_CONVERTED_TO_ICON);
                     }
                 }
             }
@@ -1481,27 +1482,6 @@
         outRect.right += mScrollAreaOffset;
     }
 
-    @Override
-    public void fillInLogContainerData(ItemInfo childInfo, LauncherLogProto.Target child,
-            ArrayList<LauncherLogProto.Target> targets) {
-        child.gridX = childInfo.cellX;
-        child.gridY = childInfo.cellY;
-        child.pageIndex = mContent.getCurrentPage();
-
-        LauncherLogProto.Target target = newContainerTarget(LauncherLogProto.ContainerType.FOLDER);
-        target.pageIndex = mInfo.screenId;
-        target.gridX = mInfo.cellX;
-        target.gridY = mInfo.cellY;
-        targets.add(target);
-
-        // continue to parent
-        if (mInfo.container == CONTAINER_HOTSEAT) {
-            mLauncher.getHotseat().fillInLogContainerData(mInfo, target, targets);
-        } else {
-            mLauncher.getWorkspace().fillInLogContainerData(mInfo, target, targets);
-        }
-    }
-
     private class OnScrollHintListener implements OnAlarmListener {
 
         private final DragObject mDragObject;
@@ -1589,17 +1569,6 @@
         return getOpenView(launcher, TYPE_FOLDER);
     }
 
-    @Override
-    public void logActionCommand(int command) {
-        mLauncher.getUserEventDispatcher().logActionCommand(
-                command, getFolderIcon(), getLogContainerType());
-    }
-
-    @Override
-    public int getLogContainerType() {
-        return LauncherLogProto.ContainerType.FOLDER;
-    }
-
     /**
      * Navigation bar back key or hardware input back key has been issued.
      */
diff --git a/src/com/android/launcher3/graphics/LauncherPreviewRenderer.java b/src/com/android/launcher3/graphics/LauncherPreviewRenderer.java
index cca9836..0f1432a 100644
--- a/src/com/android/launcher3/graphics/LauncherPreviewRenderer.java
+++ b/src/com/android/launcher3/graphics/LauncherPreviewRenderer.java
@@ -19,6 +19,7 @@
 import static android.view.View.MeasureSpec.makeMeasureSpec;
 import static android.view.View.VISIBLE;
 
+import static com.android.launcher3.LauncherSettings.Favorites.CONTAINER_HOTSEAT_PREDICTION;
 import static com.android.launcher3.config.FeatureFlags.ENABLE_LAUNCHER_PREVIEW_IN_GRID_PICKER;
 import static com.android.launcher3.model.ModelUtils.filterCurrentWorkspaceItems;
 import static com.android.launcher3.model.ModelUtils.getMissingHotseatRanks;
@@ -72,12 +73,12 @@
 import com.android.launcher3.model.AllAppsList;
 import com.android.launcher3.model.BgDataModel;
 import com.android.launcher3.model.BgDataModel.Callbacks;
+import com.android.launcher3.model.BgDataModel.FixedContainerItems;
 import com.android.launcher3.model.LoaderResults;
 import com.android.launcher3.model.LoaderTask;
 import com.android.launcher3.model.ModelDelegate;
 import com.android.launcher3.model.WidgetItem;
 import com.android.launcher3.model.WidgetsModel;
-import com.android.launcher3.model.data.AppInfo;
 import com.android.launcher3.model.data.FolderInfo;
 import com.android.launcher3.model.data.ItemInfo;
 import com.android.launcher3.model.data.LauncherAppWidgetInfo;
@@ -95,6 +96,7 @@
 
 import java.util.ArrayList;
 import java.util.Arrays;
+import java.util.Collections;
 import java.util.HashMap;
 import java.util.HashSet;
 import java.util.List;
@@ -467,12 +469,14 @@
             }
             IntArray ranks = getMissingHotseatRanks(currentWorkspaceItems,
                     mIdp.numHotseatIcons);
-            int count = Math.min(ranks.size(), workspaceResult.mCachedPredictedItems.size());
+            List<ItemInfo> predictions = workspaceResult.mHotseatPredictions == null
+                    ? Collections.emptyList() : workspaceResult.mHotseatPredictions.items;
+            int count = Math.min(ranks.size(), predictions.size());
             for (int i = 0; i < count; i++) {
-                AppInfo appInfo = workspaceResult.mCachedPredictedItems.get(i);
                 int rank = ranks.get(i);
-                WorkspaceItemInfo itemInfo = new WorkspaceItemInfo(appInfo);
-                itemInfo.container = Favorites.CONTAINER_HOTSEAT_PREDICTION;
+                WorkspaceItemInfo itemInfo =
+                        new WorkspaceItemInfo((WorkspaceItemInfo) predictions.get(i));
+                itemInfo.container = CONTAINER_HOTSEAT_PREDICTION;
                 itemInfo.rank = rank;
                 itemInfo.cellX = mHotseat.getCellXFromOrder(rank);
                 itemInfo.cellY = mHotseat.getCellYFromOrder(rank);
@@ -569,8 +573,7 @@
                 return null;
             }
 
-            return new WorkspaceResult(mBgDataModel.workspaceItems, mBgDataModel.appWidgets,
-                    mBgDataModel.cachedPredictedItems, mBgDataModel.widgetsModel, null);
+            return new WorkspaceResult(mBgDataModel, mBgDataModel.widgetsModel, null);
         }
     }
 
@@ -594,11 +597,10 @@
         }
 
         @Override
-        public WorkspaceResult call() throws Exception {
+        public WorkspaceResult call() {
             List<ShortcutInfo> allShortcuts = new ArrayList<>();
             loadWorkspace(allShortcuts, LauncherSettings.Favorites.PREVIEW_CONTENT_URI);
-            return new WorkspaceResult(mBgDataModel.workspaceItems, mBgDataModel.appWidgets,
-                    mBgDataModel.cachedPredictedItems, null, mWidgetProvidersMap);
+            return new WorkspaceResult(mBgDataModel, null, mWidgetProvidersMap);
         }
     }
 
@@ -618,17 +620,16 @@
     private static class WorkspaceResult {
         private final ArrayList<ItemInfo> mWorkspaceItems;
         private final ArrayList<LauncherAppWidgetInfo> mAppWidgets;
-        private final ArrayList<AppInfo> mCachedPredictedItems;
+        private final FixedContainerItems mHotseatPredictions;
         private final WidgetsModel mWidgetsModel;
         private final Map<ComponentKey, AppWidgetProviderInfo> mWidgetProvidersMap;
 
-        private WorkspaceResult(ArrayList<ItemInfo> workspaceItems,
-                ArrayList<LauncherAppWidgetInfo> appWidgets,
-                ArrayList<AppInfo> cachedPredictedItems, WidgetsModel widgetsModel,
+        private WorkspaceResult(BgDataModel dataModel,
+                WidgetsModel widgetsModel,
                 Map<ComponentKey, AppWidgetProviderInfo> widgetProviderInfoMap) {
-            mWorkspaceItems = workspaceItems;
-            mAppWidgets = appWidgets;
-            mCachedPredictedItems = cachedPredictedItems;
+            mWorkspaceItems = dataModel.workspaceItems;
+            mAppWidgets = dataModel.appWidgets;
+            mHotseatPredictions = dataModel.extraItems.get(CONTAINER_HOTSEAT_PREDICTION);
             mWidgetsModel = widgetsModel;
             mWidgetProvidersMap = widgetProviderInfoMap;
         }
diff --git a/src/com/android/launcher3/logging/StatsLogManager.java b/src/com/android/launcher3/logging/StatsLogManager.java
index 2282339..ec1c3ef 100644
--- a/src/com/android/launcher3/logging/StatsLogManager.java
+++ b/src/com/android/launcher3/logging/StatsLogManager.java
@@ -316,7 +316,13 @@
         LAUNCHER_NAVIGATION_MODE_GESTURE_BUTTON(625),
 
         @UiEvent(doc = "User tapped on image content in Overview Select mode.")
-        LAUNCHER_SELECT_MODE_IMAGE(627);
+        LAUNCHER_SELECT_MODE_IMAGE(627),
+
+        @UiEvent(doc = "A folder was replaced by a single item")
+        LAUNCHER_FOLDER_CONVERTED_TO_ICON(628),
+
+        @UiEvent(doc = "A hotseat prediction item was pinned")
+        LAUNCHER_HOTSEAT_PREDICTION_PINNED(629);
 
         // ADD MORE
 
diff --git a/src/com/android/launcher3/logging/UserEventDispatcher.java b/src/com/android/launcher3/logging/UserEventDispatcher.java
index 31a81b8..a40cc26 100644
--- a/src/com/android/launcher3/logging/UserEventDispatcher.java
+++ b/src/com/android/launcher3/logging/UserEventDispatcher.java
@@ -19,26 +19,21 @@
 import static com.android.launcher3.logging.LoggerUtils.newAction;
 import static com.android.launcher3.logging.LoggerUtils.newCommandAction;
 import static com.android.launcher3.logging.LoggerUtils.newContainerTarget;
-import static com.android.launcher3.logging.LoggerUtils.newControlTarget;
 import static com.android.launcher3.logging.LoggerUtils.newDropTarget;
 import static com.android.launcher3.logging.LoggerUtils.newItemTarget;
 import static com.android.launcher3.logging.LoggerUtils.newLauncherEvent;
 import static com.android.launcher3.logging.LoggerUtils.newTarget;
 import static com.android.launcher3.logging.LoggerUtils.newTouchAction;
-import static com.android.launcher3.userevent.nano.LauncherLogProto.ControlType;
 import static com.android.launcher3.userevent.nano.LauncherLogProto.ItemType;
 import static com.android.launcher3.userevent.nano.LauncherLogProto.TipType;
 
 import static java.util.Optional.ofNullable;
 
-import android.app.PendingIntent;
 import android.content.ComponentName;
 import android.content.Context;
 import android.content.Intent;
 import android.content.SharedPreferences;
-import android.os.Process;
 import android.os.SystemClock;
-import android.os.UserHandle;
 import android.util.Log;
 import android.view.View;
 
@@ -54,7 +49,6 @@
 import com.android.launcher3.userevent.nano.LauncherLogProto.Action;
 import com.android.launcher3.userevent.nano.LauncherLogProto.LauncherEvent;
 import com.android.launcher3.userevent.nano.LauncherLogProto.Target;
-import com.android.launcher3.util.ComponentKey;
 import com.android.launcher3.util.InstantAppResolver;
 import com.android.launcher3.util.LogConfig;
 import com.android.launcher3.util.ResourceBasedOverride;
@@ -101,7 +95,7 @@
      *
      * @return whether container data was added.
      */
-    public boolean fillLogContainer(@Nullable View v, Target child,
+    private boolean fillLogContainer(@Nullable View v, Target child,
             @Nullable ArrayList<Target> targets) {
         LogContainerProvider firstParent = StatsLogUtils.getLaunchProviderRecursive(v);
         if (v == null || !(v.getTag() instanceof ItemInfo) || firstParent == null) {
@@ -125,55 +119,6 @@
     private boolean mAppOrTaskLaunch;
     private boolean mPreviousHomeGesture;
 
-    //                      APP_ICON    SHORTCUT    WIDGET
-    // --------------------------------------------------------------
-    // packageNameHash      required    optional    required
-    // componentNameHash    required                required
-    // intentHash                       required
-    // --------------------------------------------------------------
-
-    @Deprecated
-    public void logAppLaunch(View v, Intent intent, @Nullable UserHandle userHandle) {
-        Target itemTarget = newItemTarget(v, mInstantAppResolver);
-        Action action = newTouchAction(Action.Touch.TAP);
-        ArrayList<Target> targets = makeTargetsList(itemTarget);
-        if (fillLogContainer(v, itemTarget, targets)) {
-            onFillInLogContainerData((ItemInfo) v.getTag(), itemTarget, targets);
-            fillIntentInfo(itemTarget, intent, userHandle);
-        }
-        LauncherEvent event = newLauncherEvent(action,  targets);
-        dispatchUserEvent(event, intent);
-        mAppOrTaskLaunch = true;
-    }
-
-    /**
-     * Placeholder method.
-     */
-    public void logActionTip(int actionType, int viewType) {
-    }
-
-    @Deprecated
-    public void logTaskLaunchOrDismiss(int action, int direction, int taskIndex,
-            ComponentKey componentKey) {
-        LauncherEvent event = newLauncherEvent(newTouchAction(action), // TAP or SWIPE or FLING
-                newTarget(Target.Type.ITEM));
-        if (action == Action.Touch.SWIPE || action == Action.Touch.FLING) {
-            // Direction DOWN means the task was launched, UP means it was dismissed.
-            event.action.dir = direction;
-        }
-        event.srcTarget[0].itemType = ItemType.TASK;
-        event.srcTarget[0].pageIndex = taskIndex;
-        fillComponentInfo(event.srcTarget[0], componentKey.componentName);
-        dispatchUserEvent(event, null);
-        mAppOrTaskLaunch = true;
-    }
-
-    protected void fillIntentInfo(Target target, Intent intent, @Nullable UserHandle userHandle) {
-        target.intentHash = intent.hashCode();
-        target.isWorkApp = userHandle != null && !userHandle.equals(Process.myUserHandle());
-        fillComponentInfo(target, intent.getComponent());
-    }
-
     private void fillComponentInfo(Target target, ComponentName cn) {
         if (cn != null) {
             target.packageNameHash = (mUuidStr + cn.getPackageName()).hashCode();
@@ -181,22 +126,6 @@
         }
     }
 
-    public void logNotificationLaunch(View v, PendingIntent intent) {
-        LauncherEvent event = newLauncherEvent(newTouchAction(Action.Touch.TAP),
-                newItemTarget(v, mInstantAppResolver), newTarget(Target.Type.CONTAINER));
-        Target itemTarget = newItemTarget(v, mInstantAppResolver);
-        ArrayList<Target> targets = makeTargetsList(itemTarget);
-
-        if (fillLogContainer(v, itemTarget, targets)) {
-            itemTarget.packageNameHash = (mUuidStr + intent.getCreatorPackage()).hashCode();
-        }
-        dispatchUserEvent(event, null);
-    }
-
-    public void logActionCommand(int command, Target srcTarget) {
-        logActionCommand(command, srcTarget, null);
-    }
-
     public void logActionCommand(int command, int srcContainerType, int dstContainerType) {
         logActionCommand(command, newContainerTarget(srcContainerType),
                 dstContainerType >= 0 ? newContainerTarget(dstContainerType) : null);
@@ -227,25 +156,6 @@
         dispatchUserEvent(event, null);
     }
 
-    /**
-     * TODO: Make this function work when a container view is passed as the 2nd param.
-     */
-    public void logActionCommand(int command, View itemView, int srcContainerType) {
-        LauncherEvent event = newLauncherEvent(newCommandAction(command),
-                newItemTarget(itemView, mInstantAppResolver), newTarget(Target.Type.CONTAINER));
-
-        Target itemTarget = newItemTarget(itemView, mInstantAppResolver);
-        ArrayList<Target> targets = makeTargetsList(itemTarget);
-
-        if (fillLogContainer(itemView, itemTarget, targets)) {
-            // TODO: Remove the following two lines once fillInLogContainerData can take in a
-            // container view.
-            itemTarget.type = Target.Type.CONTAINER;
-            itemTarget.containerType = srcContainerType;
-        }
-        dispatchUserEvent(event, null);
-    }
-
     public void logActionOnControl(int action, int controlType) {
         logActionOnControl(action, controlType, null);
     }
@@ -332,7 +242,6 @@
         event.srcTarget[0].spanX = downX;
         event.srcTarget[0].spanY = downY;
         dispatchUserEvent(event, null);
-        resetElapsedContainerMillis("state changed");
     }
 
     public void logActionOnItem(int action, int dir, int itemType) {
@@ -386,7 +295,6 @@
         ArrayList<Target> targets = makeTargetsList(child);
         fillLogContainer(icon, child, targets);
         dispatchUserEvent(newLauncherEvent(newTouchAction(Action.Touch.TAP), targets), null);
-        resetElapsedContainerMillis("deep shortcut open");
     }
 
     public void logDragNDrop(DropTarget.DragObject dragObj, View dropTargetAsView) {
@@ -397,7 +305,7 @@
         Target destChild = newItemTarget(dragObj.originalDragInfo, mInstantAppResolver);
         ArrayList<Target> destTargets = makeTargetsList(destChild);
 
-        dragObj.dragSource.fillInLogContainerData(dragObj.originalDragInfo, srcChild, srcTargets);
+        //dragObj.dragSource.fillInLogContainerData(dragObj.originalDragInfo, srcChild, srcTargets);
         if (dropTargetAsView instanceof LogContainerProvider) {
             ((LogContainerProvider) dropTargetAsView).fillInLogContainerData(dragObj.dragInfo,
                     destChild, destTargets);
@@ -414,35 +322,6 @@
         dispatchUserEvent(event, null);
     }
 
-    public void logActionBack(boolean completed, int downX, int downY, boolean isButton,
-            boolean gestureSwipeLeft, int containerType) {
-        int actionTouch = isButton ? Action.Touch.TAP : Action.Touch.SWIPE;
-        Action action = newCommandAction(actionTouch);
-        action.command = Action.Command.BACK;
-        action.dir = isButton ? Action.Direction.NONE :
-                gestureSwipeLeft ? Action.Direction.LEFT : Action.Direction.RIGHT;
-        Target target = newControlTarget(isButton ? ControlType.BACK_BUTTON :
-                ControlType.BACK_GESTURE);
-        target.spanX = downX;
-        target.spanY = downY;
-        target.cardinality = completed ? 1 : 0;
-        LauncherEvent event = newLauncherEvent(action, target, newContainerTarget(containerType));
-
-        dispatchUserEvent(event, null);
-    }
-
-    /**
-     * Currently logs following containers: workspace, allapps, widget tray.
-     */
-    public final void resetElapsedContainerMillis(String reason) {
-        mElapsedContainerMillis = SystemClock.uptimeMillis();
-        if (!IS_VERBOSE) {
-            return;
-        }
-        Log.d(TAG, "resetElapsedContainerMillis reason=" + reason);
-
-    }
-
     public final void startSession() {
         mSessionStarted = true;
         mElapsedSessionMillis = SystemClock.uptimeMillis();
diff --git a/src/com/android/launcher3/model/BaseLoaderResults.java b/src/com/android/launcher3/model/BaseLoaderResults.java
index 586333f..5c85bab 100644
--- a/src/com/android/launcher3/model/BaseLoaderResults.java
+++ b/src/com/android/launcher3/model/BaseLoaderResults.java
@@ -17,7 +17,6 @@
 package com.android.launcher3.model;
 
 import static com.android.launcher3.model.ModelUtils.filterCurrentWorkspaceItems;
-import static com.android.launcher3.model.ModelUtils.getMissingHotseatRanks;
 import static com.android.launcher3.model.ModelUtils.sortWorkspaceItemsSpatially;
 
 import android.util.Log;
@@ -206,9 +205,6 @@
             mExtraItems.forEach(item ->
                     executeCallbacksTask(c -> c.bindExtraContainerItems(item), mainExecutor));
 
-            // Locate available spots for prediction using currentWorkspaceItems
-            IntArray gaps = getMissingHotseatRanks(currentWorkspaceItems, idp.numHotseatIcons);
-            bindPredictedItems(gaps, mainExecutor);
             // In case of validFirstPage, only bind the first screen, and defer binding the
             // remaining screens after first onDraw (and an optional the fade animation whichever
             // happens later).
@@ -261,11 +257,6 @@
             }
         }
 
-        private void bindPredictedItems(IntArray ranks, final Executor executor) {
-            ArrayList<AppInfo> items = new ArrayList<>(mBgDataModel.cachedPredictedItems);
-            executeCallbacksTask(c -> c.bindPredictedItems(items, ranks), executor);
-        }
-
         protected void executeCallbacksTask(CallbackTask task, Executor executor) {
             executor.execute(() -> {
                 if (mMyBindingId != mBgDataModel.lastBindId) {
diff --git a/src/com/android/launcher3/model/BgDataModel.java b/src/com/android/launcher3/model/BgDataModel.java
index 7e45021..49b40ed 100644
--- a/src/com/android/launcher3/model/BgDataModel.java
+++ b/src/com/android/launcher3/model/BgDataModel.java
@@ -103,11 +103,6 @@
     public final IntSparseArrayMap<FixedContainerItems> extraItems = new IntSparseArrayMap<>();
 
     /**
-     * List of all cached predicted items visible on home screen
-     */
-    public final ArrayList<AppInfo> cachedPredictedItems = new ArrayList<>();
-
-    /**
      * Maps all launcher activities to counts of their shortcuts.
      */
     public final HashMap<ComponentKey, Integer> deepShortcutMap = new HashMap<>();
@@ -297,8 +292,7 @@
                         .filter(wi -> wi.itemType == Favorites.ITEM_TYPE_DEEP_SHORTCUT)
                         .map(ShortcutKey::fromItemInfo),
                     // Pending shortcuts
-                    ItemInstallQueue.INSTANCE.get(context).getPendingShortcuts()
-                        .stream().filter(si -> si.user.equals(user)))
+                    ItemInstallQueue.INSTANCE.get(context).getPendingShortcuts(user))
                 .collect(groupingBy(ShortcutKey::getPackageName,
                         mapping(ShortcutKey::getId, Collectors.toSet())));
 
@@ -471,10 +465,5 @@
         default void bindExtraContainerItems(FixedContainerItems item) { }
 
         void bindAllApplications(AppInfo[] apps, int flags);
-
-        /**
-         * Binds predicted appInfos at at available prediction slots.
-         */
-        void bindPredictedItems(List<AppInfo> appInfos, IntArray ranks);
     }
 }
diff --git a/src/com/android/launcher3/model/ItemInstallQueue.java b/src/com/android/launcher3/model/ItemInstallQueue.java
index 6238db3..5e48a0f 100644
--- a/src/com/android/launcher3/model/ItemInstallQueue.java
+++ b/src/com/android/launcher3/model/ItemInstallQueue.java
@@ -21,7 +21,6 @@
 import static com.android.launcher3.LauncherSettings.Favorites.ITEM_TYPE_APPLICATION;
 import static com.android.launcher3.LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET;
 import static com.android.launcher3.LauncherSettings.Favorites.ITEM_TYPE_DEEP_SHORTCUT;
-import static com.android.launcher3.LauncherSettings.Favorites.PROFILE_ID;
 import static com.android.launcher3.model.data.AppInfo.makeLaunchIntent;
 import static com.android.launcher3.util.Executors.MODEL_EXECUTOR;
 
@@ -30,11 +29,9 @@
 import android.content.ComponentName;
 import android.content.Context;
 import android.content.Intent;
-import android.content.SharedPreferences;
 import android.content.pm.LauncherActivityInfo;
 import android.content.pm.LauncherApps;
 import android.content.pm.ShortcutInfo;
-import android.os.Process;
 import android.os.UserHandle;
 import android.util.Log;
 import android.util.Pair;
@@ -47,27 +44,19 @@
 import com.android.launcher3.LauncherAppState;
 import com.android.launcher3.LauncherAppWidgetProviderInfo;
 import com.android.launcher3.LauncherSettings.Favorites;
-import com.android.launcher3.Utilities;
 import com.android.launcher3.model.data.ItemInfo;
 import com.android.launcher3.model.data.LauncherAppWidgetInfo;
 import com.android.launcher3.model.data.WorkspaceItemInfo;
-import com.android.launcher3.pm.UserCache;
 import com.android.launcher3.shortcuts.ShortcutKey;
 import com.android.launcher3.shortcuts.ShortcutRequest;
 import com.android.launcher3.util.MainThreadInitializedObject;
+import com.android.launcher3.util.PersistedItemArray;
 import com.android.launcher3.util.Preconditions;
 
-import org.json.JSONException;
-import org.json.JSONObject;
-import org.json.JSONStringer;
-
-import java.net.URISyntaxException;
-import java.util.ArrayList;
-import java.util.Collection;
 import java.util.HashSet;
-import java.util.Iterator;
 import java.util.List;
-import java.util.Set;
+import java.util.stream.Collectors;
+import java.util.stream.Stream;
 
 /**
  * Class to maintain a queue of pending items to be added to the workspace.
@@ -79,7 +68,6 @@
     public static final int FLAG_DRAG_AND_DROP = 4;
 
     private static final String TAG = "InstallShortcutReceiver";
-    private static final boolean DBG = false;
 
     // The set of shortcuts that are pending install
     private static final String APPS_PENDING_INSTALL = "apps_to_install";
@@ -90,24 +78,34 @@
     public static MainThreadInitializedObject<ItemInstallQueue> INSTANCE =
             new MainThreadInitializedObject<>(ItemInstallQueue::new);
 
+    private final PersistedItemArray<PendingInstallShortcutInfo> mStorage =
+            new PersistedItemArray<>(APPS_PENDING_INSTALL);
     private final Context mContext;
 
     // Determines whether to defer installing shortcuts immediately until
     // processAllPendingInstalls() is called.
     private int mInstallQueueDisabledFlags = 0;
 
+    // Only accessed on worker thread
+    private List<PendingInstallShortcutInfo> mItems;
+
     private ItemInstallQueue(Context context) {
         mContext = context;
     }
 
     @WorkerThread
+    private void ensureQueueLoaded() {
+        Preconditions.assertWorkerThread();
+        if (mItems == null) {
+            mItems = mStorage.read(mContext, this::decode);
+        }
+    }
+
+    @WorkerThread
     private void addToQueue(PendingInstallShortcutInfo info) {
-        String encoded = info.encodeToString(mContext);
-        SharedPreferences prefs = Utilities.getPrefs(mContext);
-        Set<String> strings = prefs.getStringSet(APPS_PENDING_INSTALL, null);
-        strings = (strings != null) ? new HashSet<>(strings) : new HashSet<>(1);
-        strings.add(encoded);
-        prefs.edit().putStringSet(APPS_PENDING_INSTALL, strings).apply();
+        ensureQueueLoaded();
+        mItems.add(info);
+        mStorage.write(mContext, mItems);
     }
 
     @WorkerThread
@@ -117,28 +115,21 @@
             // Launcher not loaded
             return;
         }
-
-        ArrayList<Pair<ItemInfo, Object>> installQueue = new ArrayList<>();
-        SharedPreferences prefs = Utilities.getPrefs(mContext);
-        Set<String> strings = prefs.getStringSet(APPS_PENDING_INSTALL, null);
-        if (DBG) Log.d(TAG, "Getting and clearing APPS_PENDING_INSTALL: " + strings);
-        if (strings == null) {
+        ensureQueueLoaded();
+        if (mItems.isEmpty()) {
             return;
         }
 
-        for (String encoded : strings) {
-            PendingInstallShortcutInfo info = decode(encoded, mContext);
-            if (info == null) {
-                continue;
-            }
+        List<Pair<ItemInfo, Object>> installQueue = mItems.stream()
+                .map(info -> info.getItemInfo(mContext))
+                .collect(Collectors.toList());
 
-            // Generate a shortcut info to add into the model
-            installQueue.add(info.getItemInfo(mContext));
-        }
-        prefs.edit().remove(APPS_PENDING_INSTALL).apply();
+        // Add the items and clear queue
         if (!installQueue.isEmpty()) {
             launcher.getModel().addAndBindAddedWorkspaceItems(installQueue);
         }
+        mItems.clear();
+        mStorage.getFile(mContext).delete();
     }
 
     /**
@@ -149,33 +140,11 @@
         if (packageNames.isEmpty()) {
             return;
         }
-        Preconditions.assertWorkerThread();
-
-        SharedPreferences sp = Utilities.getPrefs(mContext);
-        Set<String> strings = sp.getStringSet(APPS_PENDING_INSTALL, null);
-        if (DBG) {
-            Log.d(TAG, "APPS_PENDING_INSTALL: " + strings
-                    + ", removing packages: " + packageNames);
+        ensureQueueLoaded();
+        if (mItems.removeIf(item ->
+                item.user.equals(user) && packageNames.contains(getIntentPackage(item.intent)))) {
+            mStorage.write(mContext, mItems);
         }
-        if (strings == null || ((Collection) strings).isEmpty()) {
-            return;
-        }
-        Set<String> newStrings = new HashSet<>(strings);
-        Iterator<String> newStringsIter = newStrings.iterator();
-        while (newStringsIter.hasNext()) {
-            String encoded = newStringsIter.next();
-            try {
-                Decoder decoder = new Decoder(encoded, mContext);
-                if (packageNames.contains(getIntentPackage(decoder.intent))
-                        && user.equals(decoder.user)) {
-                    newStringsIter.remove();
-                }
-            } catch (JSONException | URISyntaxException e) {
-                Log.d(TAG, "Exception reading shortcut to add: " + e);
-                newStringsIter.remove();
-            }
-        }
-        sp.edit().putStringSet(APPS_PENDING_INSTALL, newStrings).apply();
     }
 
     /**
@@ -200,28 +169,14 @@
     }
 
     /**
-     * Returns all pending shorts in the queue
+     * Returns a stream of all pending shortcuts in the queue
      */
     @WorkerThread
-    public HashSet<ShortcutKey> getPendingShortcuts() {
-        HashSet<ShortcutKey> result = new HashSet<>();
-
-        Set<String> strings = Utilities.getPrefs(mContext).getStringSet(APPS_PENDING_INSTALL, null);
-        if (strings == null || ((Collection) strings).isEmpty()) {
-            return result;
-        }
-
-        for (String encoded : strings) {
-            try {
-                Decoder decoder = new Decoder(encoded, mContext);
-                if (decoder.optInt(Favorites.ITEM_TYPE, -1) == ITEM_TYPE_DEEP_SHORTCUT) {
-                    result.add(ShortcutKey.fromIntent(decoder.intent, decoder.user));
-                }
-            } catch (JSONException | URISyntaxException e) {
-                Log.d(TAG, "Exception reading shortcut to add: " + e);
-            }
-        }
-        return result;
+    public Stream<ShortcutKey> getPendingShortcuts(UserHandle user) {
+        ensureQueueLoaded();
+        return mItems.stream()
+                .filter(item -> item.itemType == ITEM_TYPE_DEEP_SHORTCUT && user.equals(item.user))
+                .map(item -> ShortcutKey.fromIntent(item.intent, user));
     }
 
     private void queuePendingShortcutInfo(PendingInstallShortcutInfo info) {
@@ -293,19 +248,9 @@
             providerInfo = info;
         }
 
-        public String encodeToString(Context context) {
-            try {
-                return new JSONStringer()
-                        .object()
-                        .key(Favorites.ITEM_TYPE).value(itemType)
-                        .key(Favorites.INTENT).value(intent.toUri(0))
-                        .key(PROFILE_ID).value(
-                                UserCache.INSTANCE.get(context).getSerialNumberForUser(user))
-                        .endObject().toString();
-            } catch (JSONException e) {
-                Log.d(TAG, "Exception when adding shortcut: " + e);
-                return null;
-            }
+        @Override
+        public Intent getIntent() {
+            return intent;
         }
 
         public Pair<ItemInfo, Object> getItemInfo(Context context) {
@@ -365,55 +310,33 @@
                 ? intent.getPackage() : intent.getComponent().getPackageName();
     }
 
-    private static PendingInstallShortcutInfo decode(String encoded, Context context) {
-        try {
-            Decoder decoder = new Decoder(encoded, context);
-            switch (decoder.optInt(Favorites.ITEM_TYPE, -1)) {
-                case Favorites.ITEM_TYPE_APPLICATION:
-                    return new PendingInstallShortcutInfo(
-                            decoder.intent.getPackage(), decoder.user);
-                case Favorites.ITEM_TYPE_DEEP_SHORTCUT: {
-                    List<ShortcutInfo> si = ShortcutKey.fromIntent(decoder.intent, decoder.user)
-                            .buildRequest(context)
-                            .query(ShortcutRequest.ALL);
-                    if (si.isEmpty()) {
-                        return null;
-                    } else {
-                        return new PendingInstallShortcutInfo(si.get(0));
-                    }
+    private PendingInstallShortcutInfo decode(int itemType, UserHandle user, Intent intent) {
+        switch (itemType) {
+            case Favorites.ITEM_TYPE_APPLICATION:
+                return new PendingInstallShortcutInfo(intent.getPackage(), user);
+            case Favorites.ITEM_TYPE_DEEP_SHORTCUT: {
+                List<ShortcutInfo> si = ShortcutKey.fromIntent(intent, user)
+                        .buildRequest(mContext)
+                        .query(ShortcutRequest.ALL);
+                if (si.isEmpty()) {
+                    return null;
+                } else {
+                    return new PendingInstallShortcutInfo(si.get(0));
                 }
-                case Favorites.ITEM_TYPE_APPWIDGET: {
-                    int widgetId = decoder.intent.getIntExtra(EXTRA_APPWIDGET_ID, 0);
-                    AppWidgetProviderInfo info =
-                            AppWidgetManager.getInstance(context).getAppWidgetInfo(widgetId);
-                    if (info == null || !info.provider.equals(decoder.intent.getComponent())
-                            || !info.getProfile().equals(decoder.user)) {
-                        return null;
-                    }
-                    return new PendingInstallShortcutInfo(info, widgetId);
-                }
-                default:
-                    Log.e(TAG, "Unknown item type");
             }
-        } catch (JSONException | URISyntaxException e) {
-            Log.d(TAG, "Exception reading shortcut to add: " + e);
+            case Favorites.ITEM_TYPE_APPWIDGET: {
+                int widgetId = intent.getIntExtra(EXTRA_APPWIDGET_ID, 0);
+                AppWidgetProviderInfo info =
+                        AppWidgetManager.getInstance(mContext).getAppWidgetInfo(widgetId);
+                if (info == null || !info.provider.equals(intent.getComponent())
+                        || !info.getProfile().equals(user)) {
+                    return null;
+                }
+                return new PendingInstallShortcutInfo(info, widgetId);
+            }
+            default:
+                Log.e(TAG, "Unknown item type");
         }
         return null;
     }
-
-    private static class Decoder extends JSONObject {
-        public final Intent intent;
-        public final UserHandle user;
-
-        private Decoder(String encoded, Context context) throws JSONException, URISyntaxException {
-            super(encoded);
-            intent = Intent.parseUri(getString(Favorites.INTENT), 0);
-            user = has(PROFILE_ID)
-                    ? UserCache.INSTANCE.get(context).getUserForSerialNumber(getLong(PROFILE_ID))
-                    : Process.myUserHandle();
-            if (user == null || intent == null) {
-                throw new JSONException("Invalid data");
-            }
-        }
-    }
 }
diff --git a/src/com/android/launcher3/model/LoaderTask.java b/src/com/android/launcher3/model/LoaderTask.java
index 1dd8c11..983ec0c 100644
--- a/src/com/android/launcher3/model/LoaderTask.java
+++ b/src/com/android/launcher3/model/LoaderTask.java
@@ -48,8 +48,6 @@
 import android.util.LongSparseArray;
 import android.util.TimingLogger;
 
-import androidx.annotation.WorkerThread;
-
 import com.android.launcher3.LauncherAppState;
 import com.android.launcher3.LauncherModel;
 import com.android.launcher3.LauncherSettings;
@@ -190,13 +188,13 @@
         try (LauncherModel.LoaderTransaction transaction = mApp.getModel().beginLoader(this)) {
             List<ShortcutInfo> allShortcuts = new ArrayList<>();
             loadWorkspace(allShortcuts);
-            loadCachedPredictions();
             logger.addSplit("loadWorkspace");
 
             verifyNotStopped();
             mResults.bindWorkspace();
             logger.addSplit("bindWorkspace");
 
+            mModelDelegate.workspaceLoadComplete();
             // Notify the installer packages of packages with active installs on the first screen.
             sendFirstScreenActiveInstallsBroadcast();
             logger.addSplit("sendFirstScreenActiveInstallsBroadcast");
@@ -839,24 +837,6 @@
         }
     }
 
-    @WorkerThread
-    private void loadCachedPredictions() {
-        synchronized (mBgDataModel) {
-            List<ComponentKey> componentKeys =
-                    mApp.getPredictionModel().getPredictionComponentKeys();
-            List<LauncherActivityInfo> l;
-            mBgDataModel.cachedPredictedItems.clear();
-            for (ComponentKey key : componentKeys) {
-                l = mLauncherApps.getActivityList(key.componentName.getPackageName(), key.user);
-                if (l.size() == 0) continue;
-                AppInfo info = new AppInfo(l.get(0), key.user,
-                        mUserManagerState.isUserQuiet(key.user));
-                mBgDataModel.cachedPredictedItems.add(info);
-                mIconCache.getTitleAndIcon(info, false);
-            }
-        }
-    }
-
     private void sanitizeData() {
         Context context = mApp.getContext();
         if (mItemsDeleted) {
@@ -900,14 +880,6 @@
                         PackageInstallInfo.fromInstallingState(info));
             }
         }
-        for (AppInfo item : mBgDataModel.cachedPredictedItems) {
-            List<LauncherActivityInfo> l = mLauncherApps.getActivityList(
-                    item.componentName.getPackageName(), item.user);
-            for (LauncherActivityInfo info : l) {
-                boolean quietMode = mUserManagerState.isUserQuiet(item.user);
-                mBgAllAppsList.add(new AppInfo(info, item.user, quietMode), info);
-            }
-        }
 
         mBgAllAppsList.setFlags(FLAG_QUIET_MODE_ENABLED,
                 mUserManagerState.isAnyProfileQuietModeEnabled());
diff --git a/src/com/android/launcher3/model/ModelDelegate.java b/src/com/android/launcher3/model/ModelDelegate.java
index 53e8a86..3ed8809 100644
--- a/src/com/android/launcher3/model/ModelDelegate.java
+++ b/src/com/android/launcher3/model/ModelDelegate.java
@@ -72,6 +72,12 @@
     public void loadItems(UserManagerState ums, Map<ShortcutKey, ShortcutInfo> pinnedShortcuts) { }
 
     /**
+     * Called during loader after workspace loading is complete
+     */
+    @WorkerThread
+    public void workspaceLoadComplete() { }
+
+    /**
      * Called when the delegate is no loner needed
      */
     @WorkerThread
diff --git a/src/com/android/launcher3/model/PredictionModel.java b/src/com/android/launcher3/model/PredictionModel.java
deleted file mode 100644
index cb3903d..0000000
--- a/src/com/android/launcher3/model/PredictionModel.java
+++ /dev/null
@@ -1,136 +0,0 @@
-/*
- * Copyright (C) 2020 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package com.android.launcher3.model;
-
-import static com.android.launcher3.util.Executors.MODEL_EXECUTOR;
-
-import android.content.ComponentName;
-import android.content.Context;
-import android.content.SharedPreferences;
-import android.os.UserHandle;
-
-import androidx.annotation.AnyThread;
-import androidx.annotation.WorkerThread;
-
-import com.android.launcher3.LauncherAppState;
-import com.android.launcher3.R;
-import com.android.launcher3.Utilities;
-import com.android.launcher3.pm.UserCache;
-import com.android.launcher3.util.ComponentKey;
-import com.android.launcher3.util.Preconditions;
-import com.android.launcher3.util.ResourceBasedOverride;
-
-import java.util.ArrayList;
-import java.util.List;
-
-/**
- * Model Helper for app predictions
- */
-public class PredictionModel implements ResourceBasedOverride {
-
-    private static final String CACHED_ITEMS_KEY = "predicted_item_keys";
-    private static final int MAX_CACHE_ITEMS = 5;
-
-    protected Context mContext;
-    private SharedPreferences mDevicePrefs;
-    private UserCache mUserCache;
-
-
-    /**
-     * Retrieve instance of this object that can be overridden in runtime based on the build
-     * variant of the application.
-     */
-    public static PredictionModel newInstance(Context context) {
-        PredictionModel model = Overrides.getObject(PredictionModel.class, context,
-                R.string.prediction_model_class);
-        model.init(context);
-        return model;
-    }
-
-    protected void init(Context context) {
-        mContext = context;
-        mDevicePrefs = Utilities.getDevicePrefs(mContext);
-        mUserCache = UserCache.INSTANCE.get(mContext);
-
-    }
-
-    /**
-     * Formats and stores a list of component key in device preferences.
-     */
-    @AnyThread
-    public void cachePredictionComponentKeys(List<ComponentKey> componentKeys) {
-        MODEL_EXECUTOR.execute(() -> {
-            LauncherAppState appState = LauncherAppState.getInstance(mContext);
-            StringBuilder builder = new StringBuilder();
-            int count = Math.min(componentKeys.size(), MAX_CACHE_ITEMS);
-            for (int i = 0; i < count; i++) {
-                builder.append(serializeComponentKeyToString(componentKeys.get(i)));
-                builder.append("\n");
-            }
-            if (componentKeys.isEmpty() /* should invalidate loader items */) {
-                appState.getModel().enqueueModelUpdateTask(new BaseModelUpdateTask() {
-                    @Override
-                    public void execute(LauncherAppState app, BgDataModel model, AllAppsList apps) {
-                        model.cachedPredictedItems.clear();
-                    }
-                });
-            }
-            mDevicePrefs.edit().putString(CACHED_ITEMS_KEY, builder.toString()).apply();
-        });
-    }
-
-    /**
-     * parses and returns ComponentKeys saved by
-     * {@link PredictionModel#cachePredictionComponentKeys(List)}
-     */
-    @WorkerThread
-    public List<ComponentKey> getPredictionComponentKeys() {
-        Preconditions.assertWorkerThread();
-        ArrayList<ComponentKey> items = new ArrayList<>();
-        String cachedBlob = mDevicePrefs.getString(CACHED_ITEMS_KEY, "");
-        for (String line : cachedBlob.split("\n")) {
-            ComponentKey key = getComponentKeyFromSerializedString(line);
-            if (key != null) {
-                items.add(key);
-            }
-
-        }
-        return items;
-    }
-
-    private String serializeComponentKeyToString(ComponentKey componentKey) {
-        long userSerialNumber = mUserCache.getSerialNumberForUser(componentKey.user);
-        return componentKey.componentName.flattenToString() + "#" + userSerialNumber;
-    }
-
-    private ComponentKey getComponentKeyFromSerializedString(String str) {
-        int sep = str.indexOf('#');
-        if (sep < 0 || (sep + 1) >= str.length()) {
-            return null;
-        }
-        ComponentName componentName = ComponentName.unflattenFromString(str.substring(0, sep));
-        if (componentName == null) {
-            return null;
-        }
-        try {
-            long serialNumber = Long.parseLong(str.substring(sep + 1));
-            UserHandle userHandle = mUserCache.getUserForSerialNumber(serialNumber);
-            return userHandle != null ? new ComponentKey(componentName, userHandle) : null;
-        } catch (NumberFormatException ex) {
-            return null;
-        }
-    }
-}
diff --git a/src/com/android/launcher3/notification/NotificationInfo.java b/src/com/android/launcher3/notification/NotificationInfo.java
index 835f72d..80eeb22 100644
--- a/src/com/android/launcher3/notification/NotificationInfo.java
+++ b/src/com/android/launcher3/notification/NotificationInfo.java
@@ -106,7 +106,6 @@
                 view, 0, 0, view.getWidth(), view.getHeight()).toBundle();
         try {
             intent.send(null, 0, null, null, null, null, activityOptions);
-            launcher.getUserEventDispatcher().logNotificationLaunch(view, intent);
             launcher.getStatsLogManager().logger().withItemInfo(mItemInfo)
                     .log(LAUNCHER_NOTIFICATION_LAUNCH_TAP);
         } catch (PendingIntent.CanceledException e) {
diff --git a/src/com/android/launcher3/popup/PopupContainerWithArrow.java b/src/com/android/launcher3/popup/PopupContainerWithArrow.java
index 896fb18..26b32b8 100644
--- a/src/com/android/launcher3/popup/PopupContainerWithArrow.java
+++ b/src/com/android/launcher3/popup/PopupContainerWithArrow.java
@@ -20,12 +20,9 @@
 import static com.android.launcher3.Utilities.squaredHypot;
 import static com.android.launcher3.Utilities.squaredTouchSlop;
 import static com.android.launcher3.logging.LoggerUtils.newContainerTarget;
-import static com.android.launcher3.notification.NotificationMainView.NOTIFICATION_ITEM_INFO;
 import static com.android.launcher3.popup.PopupPopulator.MAX_SHORTCUTS;
 import static com.android.launcher3.popup.PopupPopulator.MAX_SHORTCUTS_IF_NOTIFICATIONS;
 import static com.android.launcher3.userevent.nano.LauncherLogProto.ContainerType;
-import static com.android.launcher3.userevent.nano.LauncherLogProto.ItemType;
-import static com.android.launcher3.userevent.nano.LauncherLogProto.Target;
 import static com.android.launcher3.util.Executors.MODEL_EXECUTOR;
 
 import android.animation.AnimatorSet;
@@ -147,17 +144,6 @@
         return (type & TYPE_ACTION_POPUP) != 0;
     }
 
-    @Override
-    public void logActionCommand(int command) {
-        mLauncher.getUserEventDispatcher().logActionCommand(
-                command, mOriginalIcon, getLogContainerType());
-    }
-
-    @Override
-    public int getLogContainerType() {
-        return ContainerType.DEEPSHORTCUTS;
-    }
-
     public OnClickListener getItemClickListener() {
         return (view) -> {
             mLauncher.getItemOnClickListener().onClick(view);
@@ -496,18 +482,6 @@
     }
 
     @Override
-    public void fillInLogContainerData(ItemInfo childInfo, Target child,
-            ArrayList<Target> parents) {
-        if (childInfo == NOTIFICATION_ITEM_INFO) {
-            child.itemType = ItemType.NOTIFICATION;
-        } else {
-            child.itemType = ItemType.DEEPSHORTCUT;
-            child.rank = childInfo.rank;
-        }
-        parents.add(newContainerTarget(ContainerType.DEEPSHORTCUTS));
-    }
-
-    @Override
     protected void onCreateCloseAnimation(AnimatorSet anim) {
         // Animate original icon's text back in.
         anim.play(mOriginalIcon.createTextAlphaAnimator(true /* fadeIn */));
diff --git a/src/com/android/launcher3/secondarydisplay/SecondaryDisplayLauncher.java b/src/com/android/launcher3/secondarydisplay/SecondaryDisplayLauncher.java
index 31c3014..2b04365 100644
--- a/src/com/android/launcher3/secondarydisplay/SecondaryDisplayLauncher.java
+++ b/src/com/android/launcher3/secondarydisplay/SecondaryDisplayLauncher.java
@@ -197,9 +197,6 @@
     public void bindItems(List<ItemInfo> shortcuts, boolean forceAnimateIcons) { }
 
     @Override
-    public void bindPredictedItems(List<AppInfo> appInfos, IntArray ranks) { }
-
-    @Override
     public void bindScreens(IntArray orderedScreenIds) { }
 
     @Override
diff --git a/src/com/android/launcher3/settings/SettingsActivity.java b/src/com/android/launcher3/settings/SettingsActivity.java
index ec3a467..922425f 100644
--- a/src/com/android/launcher3/settings/SettingsActivity.java
+++ b/src/com/android/launcher3/settings/SettingsActivity.java
@@ -44,6 +44,7 @@
 import com.android.launcher3.R;
 import com.android.launcher3.Utilities;
 import com.android.launcher3.config.FeatureFlags;
+import com.android.launcher3.model.WidgetsModel;
 import com.android.launcher3.uioverrides.plugins.PluginManagerWrapper;
 import com.android.launcher3.util.SecureSettingsObserver;
 
@@ -171,6 +172,10 @@
         protected boolean initPreference(Preference preference) {
             switch (preference.getKey()) {
                 case NOTIFICATION_DOTS_PREFERENCE_KEY:
+                    if (WidgetsModel.GO_DISABLE_NOTIFICATION_DOTS) {
+                        return false;
+                    }
+
                     // Listen to system notification dot settings while this UI is active.
                     mNotificationDotsObserver = newNotificationSettingsObserver(
                             getActivity(), (NotificationDotsPreference) preference);
diff --git a/src/com/android/launcher3/util/DisplayController.java b/src/com/android/launcher3/util/DisplayController.java
index e5c8441..355c949 100644
--- a/src/com/android/launcher3/util/DisplayController.java
+++ b/src/com/android/launcher3/util/DisplayController.java
@@ -50,7 +50,7 @@
     private final ArrayList<DisplayListChangeListener> mListListeners = new ArrayList<>();
 
     private DisplayController(Context context) {
-        mDefaultDisplay = new DisplayHolder(context, DEFAULT_DISPLAY);
+        mDefaultDisplay = DisplayHolder.create(context, DEFAULT_DISPLAY);
 
         DisplayManager dm = context.getSystemService(DisplayManager.class);
         dm.registerDisplayListener(this, UI_HELPER_EXECUTOR.getHandler());
@@ -58,7 +58,11 @@
 
     @Override
     public final void onDisplayAdded(int displayId) {
-        DisplayHolder holder = new DisplayHolder(mDefaultDisplay.mDisplayContext, displayId);
+        DisplayHolder holder = DisplayHolder.create(mDefaultDisplay.mDisplayContext, displayId);
+        if (holder == null) {
+            // Display is already removed by the time we dot this.
+            return;
+        }
         synchronized (mOtherDisplays) {
             mOtherDisplays.put(displayId, holder);
         }
@@ -153,12 +157,8 @@
         private final ArrayList<DisplayInfoChangeListener> mListeners = new ArrayList<>();
         private DisplayController.Info mInfo;
 
-        public DisplayHolder(Context context, int id) {
-            DisplayManager dm = context.getSystemService(DisplayManager.class);
-            // Use application context to create display context so that it can have its own
-            // Resources.
-            mDisplayContext = context.getApplicationContext()
-                    .createDisplayContext(dm.getDisplay(id));
+        private DisplayHolder(Context displayContext) {
+            mDisplayContext = displayContext;
             // Note that the Display object must be obtained from DisplayManager which is
             // associated to the display context, so the Display is isolated from Activity and
             // Application to provide the actual state of device that excludes the additional
@@ -207,6 +207,17 @@
             }
         }
 
+        private static DisplayHolder create(Context context, int id) {
+            DisplayManager dm = context.getSystemService(DisplayManager.class);
+            Display display = dm.getDisplay(id);
+            if (display == null) {
+                return null;
+            }
+            // Use application context to create display context so that it can have its own
+            // Resources.
+            Context displayContext = context.getApplicationContext().createDisplayContext(display);
+            return new DisplayHolder(displayContext);
+        }
     }
 
     public static class Info {
diff --git a/src/com/android/launcher3/util/OnboardingPrefs.java b/src/com/android/launcher3/util/OnboardingPrefs.java
index 6e5e7d9..1b33197 100644
--- a/src/com/android/launcher3/util/OnboardingPrefs.java
+++ b/src/com/android/launcher3/util/OnboardingPrefs.java
@@ -44,7 +44,8 @@
      */
     @StringDef(value = {
             HOME_BOUNCE_SEEN,
-            SHELF_BOUNCE_SEEN
+            SHELF_BOUNCE_SEEN,
+            HOTSEAT_LONGPRESS_TIP_SEEN
     })
     @Retention(RetentionPolicy.SOURCE)
     public @interface EventBoolKey {}
diff --git a/src/com/android/launcher3/util/PersistedItemArray.java b/src/com/android/launcher3/util/PersistedItemArray.java
index ae20638..7ff2abb 100644
--- a/src/com/android/launcher3/util/PersistedItemArray.java
+++ b/src/com/android/launcher3/util/PersistedItemArray.java
@@ -68,8 +68,7 @@
      */
     @WorkerThread
     public void write(Context context, List<T> items) {
-        AtomicFile file = new AtomicFile(context.getFileStreamPath(mFileName));
-
+        AtomicFile file = getFile(context);
         FileOutputStream fos;
         try {
             fos = file.startWrite();
@@ -124,9 +123,7 @@
     @WorkerThread
     public List<T> read(Context context, ItemFactory<T> factory, LongFunction<UserHandle> userFn) {
         List<T> result = new ArrayList<>();
-        AtomicFile file = new AtomicFile(context.getFileStreamPath(mFileName));
-
-        try (FileInputStream fis = file.openRead()) {
+        try (FileInputStream fis = getFile(context).openRead()) {
             XmlPullParser parser = Xml.newPullParser();
             parser.setInput(new InputStreamReader(fis, StandardCharsets.UTF_8));
 
@@ -167,6 +164,13 @@
     }
 
     /**
+     * Returns the underlying file used for persisting data
+     */
+    public AtomicFile getFile(Context context) {
+        return new AtomicFile(context.getFileStreamPath(mFileName));
+    }
+
+    /**
      * Interface to create an ItemInfo during parsing
      */
     public interface ItemFactory<T extends ItemInfo> {
diff --git a/src/com/android/launcher3/views/ArrowTipView.java b/src/com/android/launcher3/views/ArrowTipView.java
index b4a6b14..1f12a2f 100644
--- a/src/com/android/launcher3/views/ArrowTipView.java
+++ b/src/com/android/launcher3/views/ArrowTipView.java
@@ -87,10 +87,6 @@
     }
 
     @Override
-    public void logActionCommand(int command) {
-    }
-
-    @Override
     protected boolean isOfType(int type) {
         return (type & TYPE_ON_BOARD_POPUP) != 0;
     }
diff --git a/src/com/android/launcher3/views/FloatingSurfaceView.java b/src/com/android/launcher3/views/FloatingSurfaceView.java
index 9582232..011f6de 100644
--- a/src/com/android/launcher3/views/FloatingSurfaceView.java
+++ b/src/com/android/launcher3/views/FloatingSurfaceView.java
@@ -122,9 +122,6 @@
     }
 
     @Override
-    public void logActionCommand(int command) { }
-
-    @Override
     protected boolean isOfType(int type) {
         return (type & TYPE_ICON_SURFACE) != 0;
     }
diff --git a/src/com/android/launcher3/views/HeroSearchResultView.java b/src/com/android/launcher3/views/HeroSearchResultView.java
index 10f3c41..7b2df80 100644
--- a/src/com/android/launcher3/views/HeroSearchResultView.java
+++ b/src/com/android/launcher3/views/HeroSearchResultView.java
@@ -40,9 +40,7 @@
 import com.android.launcher3.model.data.WorkspaceItemInfo;
 import com.android.launcher3.shortcuts.ShortcutDragPreviewProvider;
 import com.android.launcher3.touch.ItemLongClickListener;
-import com.android.launcher3.userevent.nano.LauncherLogProto;
 
-import java.util.ArrayList;
 import java.util.List;
 
 /**
@@ -118,12 +116,6 @@
         mBubbleTextView.setIconVisible(true);
     }
 
-    @Override
-    public void fillInLogContainerData(ItemInfo childInfo, LauncherLogProto.Target child,
-            ArrayList<LauncherLogProto.Target> parents) {
-
-    }
-
     private void setWillDrawIcon(boolean willDraw) {
         mIconView.setVisibility(willDraw ? View.VISIBLE : View.INVISIBLE);
     }
diff --git a/src/com/android/launcher3/views/ListenerView.java b/src/com/android/launcher3/views/ListenerView.java
index 3ef778b..6e3f0ce 100644
--- a/src/com/android/launcher3/views/ListenerView.java
+++ b/src/com/android/launcher3/views/ListenerView.java
@@ -85,11 +85,6 @@
     }
 
     @Override
-    public void logActionCommand(int command) {
-        // Users do not interact with FloatingIconView, so there is nothing to log here.
-    }
-
-    @Override
     protected boolean isOfType(int type) {
         return (type & TYPE_LISTENER) != 0;
     }
diff --git a/src/com/android/launcher3/views/OptionsPopupView.java b/src/com/android/launcher3/views/OptionsPopupView.java
index 9ad2331..3ec20d5 100644
--- a/src/com/android/launcher3/views/OptionsPopupView.java
+++ b/src/com/android/launcher3/views/OptionsPopupView.java
@@ -108,11 +108,6 @@
     }
 
     @Override
-    public void logActionCommand(int command) {
-        // TODO:
-    }
-
-    @Override
     protected boolean isOfType(int type) {
         return (type & TYPE_OPTIONS_POPUP) != 0;
     }
diff --git a/src/com/android/launcher3/views/ScrimView.java b/src/com/android/launcher3/views/ScrimView.java
index 7f0765b..77cec80 100644
--- a/src/com/android/launcher3/views/ScrimView.java
+++ b/src/com/android/launcher3/views/ScrimView.java
@@ -32,6 +32,7 @@
 import com.android.launcher3.Insettable;
 import com.android.launcher3.Launcher;
 import com.android.launcher3.R;
+import com.android.launcher3.config.FeatureFlags;
 import com.android.launcher3.uioverrides.WallpaperColorInfo;
 import com.android.launcher3.uioverrides.WallpaperColorInfo.OnChangeListener;
 import com.android.launcher3.util.Themes;
@@ -41,6 +42,7 @@
  */
 public class ScrimView<T extends Launcher> extends View implements Insettable, OnChangeListener {
 
+    private static final float SCRIM_ALPHA = .75f;
     protected final T mLauncher;
     private final WallpaperColorInfo mWallpaperColorInfo;
     protected final int mEndScrim;
@@ -59,7 +61,11 @@
         super(context, attrs);
         mLauncher = Launcher.cast(Launcher.getLauncher(context));
         mWallpaperColorInfo = WallpaperColorInfo.INSTANCE.get(context);
-        mEndScrim = Themes.getAttrColor(context, R.attr.allAppsScrimColor);
+        int endScrim = Themes.getAttrColor(context, R.attr.allAppsScrimColor);
+        if (FeatureFlags.ENABLE_DEVICE_SEARCH.get()) {
+            endScrim = ColorUtils.setAlphaComponent(endScrim, (int) (255  * SCRIM_ALPHA));
+        }
+        mEndScrim = endScrim;
         mIsScrimDark = ColorUtils.calculateLuminance(mEndScrim) < 0.5f;
 
         mMaxScrimAlpha = 0.7f;
diff --git a/src/com/android/launcher3/views/SearchSettingsRowView.java b/src/com/android/launcher3/views/SearchSettingsRowView.java
new file mode 100644
index 0000000..08c78ff
--- /dev/null
+++ b/src/com/android/launcher3/views/SearchSettingsRowView.java
@@ -0,0 +1,102 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.android.launcher3.views;
+
+import android.content.Context;
+import android.content.Intent;
+import android.os.Bundle;
+import android.text.TextUtils;
+import android.util.AttributeSet;
+import android.view.View;
+import android.widget.LinearLayout;
+import android.widget.TextView;
+
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+
+import com.android.launcher3.Launcher;
+import com.android.launcher3.R;
+import com.android.launcher3.allapps.AllAppsGridAdapter;
+import com.android.launcher3.allapps.search.AllAppsSearchBarController;
+
+import java.util.ArrayList;
+
+/**
+ * A row of tappable TextViews with a breadcrumb for settings search.
+ */
+public class SearchSettingsRowView extends LinearLayout implements
+        View.OnClickListener, AllAppsSearchBarController.PayloadResultHandler<Bundle> {
+
+    private TextView mTitleView;
+    private TextView mDescriptionView;
+    private TextView mBreadcrumbsView;
+    private Intent mIntent;
+
+    public SearchSettingsRowView(@NonNull Context context) {
+        super(context);
+    }
+
+    public SearchSettingsRowView(@NonNull Context context,
+            @Nullable AttributeSet attrs) {
+        super(context, attrs);
+    }
+
+    public SearchSettingsRowView(@NonNull Context context, @Nullable AttributeSet attrs,
+            int defStyleAttr) {
+        super(context, attrs, defStyleAttr);
+    }
+
+    @Override
+    protected void onFinishInflate() {
+        super.onFinishInflate();
+        mTitleView = findViewById(R.id.title);
+        mDescriptionView = findViewById(R.id.description);
+        mBreadcrumbsView = findViewById(R.id.breadcrumbs);
+        setOnClickListener(this);
+    }
+
+    @Override
+    public void applyAdapterInfo(
+            AllAppsGridAdapter.AdapterItemWithPayload<Bundle> adapterItemWithPayload) {
+        Bundle bundle = adapterItemWithPayload.getPayload();
+        mIntent = bundle.getParcelable("intent");
+        showIfAvailable(mTitleView, bundle.getString("title"));
+        showIfAvailable(mDescriptionView, bundle.getString("description"));
+        ArrayList<String> breadcrumbs = bundle.getStringArrayList("breadcrumbs");
+        //TODO: implement RTL friendly breadcrumbs view
+        showIfAvailable(mBreadcrumbsView, breadcrumbs != null
+                ? String.join(" > ", breadcrumbs) : null);
+        adapterItemWithPayload.setSelectionHandler(() -> onClick(this));
+    }
+
+    private void showIfAvailable(TextView view, @Nullable String string) {
+        if (TextUtils.isEmpty(string)) {
+            view.setVisibility(GONE);
+        } else {
+            view.setVisibility(VISIBLE);
+            view.setText(string);
+        }
+    }
+
+    @Override
+    public void onClick(View view) {
+        if (mIntent == null) return;
+        // TODO: create ItemInfo object and then use it to call startActivityForResult for proper
+        //  WW logging
+        Launcher launcher = Launcher.getLauncher(view.getContext());
+        launcher.startActivityForResult(mIntent, 0);
+    }
+}
diff --git a/src/com/android/launcher3/views/Snackbar.java b/src/com/android/launcher3/views/Snackbar.java
index 513ce59..49fcd2e 100644
--- a/src/com/android/launcher3/views/Snackbar.java
+++ b/src/com/android/launcher3/views/Snackbar.java
@@ -167,11 +167,6 @@
     }
 
     @Override
-    public void logActionCommand(int command) {
-        // TODO
-    }
-
-    @Override
     protected boolean isOfType(int type) {
         return (type & TYPE_SNACKBAR) != 0;
     }
diff --git a/src/com/android/launcher3/views/WorkEduView.java b/src/com/android/launcher3/views/WorkEduView.java
index d35a38f..d6737db 100644
--- a/src/com/android/launcher3/views/WorkEduView.java
+++ b/src/com/android/launcher3/views/WorkEduView.java
@@ -38,7 +38,6 @@
 import com.android.launcher3.anim.AnimationSuccessListener;
 import com.android.launcher3.anim.Interpolators;
 import com.android.launcher3.statemanager.StateManager.StateListener;
-import com.android.launcher3.userevent.nano.LauncherLogProto;
 
 /**
  * On boarding flow for users right after setting up work profile
@@ -89,16 +88,6 @@
     }
 
     @Override
-    public void logActionCommand(int command) {
-        // Since this is on-boarding popup, it is not a user controlled action.
-    }
-
-    @Override
-    public int getLogContainerType() {
-        return LauncherLogProto.ContainerType.TIP;
-    }
-
-    @Override
     protected boolean isOfType(int type) {
         return (type & TYPE_ON_BOARD_POPUP) != 0;
     }
diff --git a/src/com/android/launcher3/widget/BaseWidgetSheet.java b/src/com/android/launcher3/widget/BaseWidgetSheet.java
index 3e5113a..01af96c 100644
--- a/src/com/android/launcher3/widget/BaseWidgetSheet.java
+++ b/src/com/android/launcher3/widget/BaseWidgetSheet.java
@@ -16,7 +16,6 @@
 package com.android.launcher3.widget;
 
 import static com.android.launcher3.icons.GraphicsUtils.setColorAlphaBound;
-import static com.android.launcher3.logging.LoggerUtils.newContainerTarget;
 
 import android.content.Context;
 import android.graphics.Point;
@@ -31,20 +30,15 @@
 import com.android.launcher3.R;
 import com.android.launcher3.Utilities;
 import com.android.launcher3.dragndrop.DragOptions;
-import com.android.launcher3.model.data.ItemInfo;
 import com.android.launcher3.popup.PopupDataProvider;
 import com.android.launcher3.testing.TestLogging;
 import com.android.launcher3.testing.TestProtocol;
 import com.android.launcher3.touch.ItemLongClickListener;
 import com.android.launcher3.uioverrides.WallpaperColorInfo;
-import com.android.launcher3.userevent.nano.LauncherLogProto.ContainerType;
-import com.android.launcher3.userevent.nano.LauncherLogProto.Target;
 import com.android.launcher3.util.SystemUiController;
 import com.android.launcher3.util.Themes;
 import com.android.launcher3.views.AbstractSlideInView;
 
-import java.util.ArrayList;
-
 /**
  * Base class for various widgets popup
  */
@@ -149,28 +143,6 @@
                 isSheetDark ? SystemUiController.FLAG_DARK_NAV : SystemUiController.FLAG_LIGHT_NAV);
     }
 
-    @Override
-    public void fillInLogContainerData(ItemInfo childInfo, Target child,
-            ArrayList<Target> parents) {
-        Target target = newContainerTarget(ContainerType.WIDGETS);
-        target.cardinality = getElementsRowCount();
-        parents.add(target);
-    }
-
-    @Override
-    public final void logActionCommand(int command) {
-        Target target = newContainerTarget(getLogContainerType());
-        target.cardinality = getElementsRowCount();
-        mLauncher.getUserEventDispatcher().logActionCommand(command, target);
-    }
-
-    @Override
-    public int getLogContainerType() {
-        return ContainerType.WIDGETS;
-    }
-
-    protected abstract int getElementsRowCount();
-
     protected SystemUiController getSystemUiController() {
         return mLauncher.getSystemUiController();
     }
diff --git a/src/com/android/launcher3/widget/WidgetsBottomSheet.java b/src/com/android/launcher3/widget/WidgetsBottomSheet.java
index 30be7a6..3585a18 100644
--- a/src/com/android/launcher3/widget/WidgetsBottomSheet.java
+++ b/src/com/android/launcher3/widget/WidgetsBottomSheet.java
@@ -180,11 +180,6 @@
     }
 
     @Override
-    protected int getElementsRowCount() {
-        return 1;
-    }
-
-    @Override
     protected Pair<View, String> getAccessibilityTarget() {
         return Pair.create(findViewById(R.id.title),  getContext().getString(
                 mIsOpen ? R.string.widgets_list : R.string.widgets_list_closed));
diff --git a/src/com/android/launcher3/widget/WidgetsFullSheet.java b/src/com/android/launcher3/widget/WidgetsFullSheet.java
index 68a3ec5..4c8c339 100644
--- a/src/com/android/launcher3/widget/WidgetsFullSheet.java
+++ b/src/com/android/launcher3/widget/WidgetsFullSheet.java
@@ -243,11 +243,6 @@
     }
 
     @Override
-    protected int getElementsRowCount() {
-        return mAdapter.getItemCount();
-    }
-
-    @Override
     public void addHintCloseAnim(
             float distanceToMove, Interpolator interpolator, PendingAnimation target) {
         target.setFloat(mRecyclerView, VIEW_TRANSLATE_Y, -distanceToMove, interpolator);
diff --git a/src_plugins/com/android/systemui/plugins/UserEventPlugin.java b/src_plugins/com/android/systemui/plugins/UserEventPlugin.java
deleted file mode 100644
index 0e3664a..0000000
--- a/src_plugins/com/android/systemui/plugins/UserEventPlugin.java
+++ /dev/null
@@ -1,34 +0,0 @@
-/*
- * Copyright (C) 2019 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.android.systemui.plugins;
-
-import com.android.systemui.plugins.annotations.ProvidesInterface;
-
-/**
- * Implement this plugin interface to access user event log on the device for prototype purpose.
- * NOTE: plugin is for internal prototype only and is not visible in production environment.
- */
-@ProvidesInterface(action = UserEventPlugin.ACTION, version = UserEventPlugin.VERSION)
-public interface UserEventPlugin extends Plugin {
-    String ACTION = "com.android.launcher3.action.PLUGIN_USER_EVENT_LOG";
-    int VERSION = 1;
-
-    /**
-     * Callback to be triggered whenever an user event occurs.
-     */
-    void onUserEvent(Object event);
-}
diff --git a/src_shortcuts_overrides/com/android/launcher3/model/WidgetsModel.java b/src_shortcuts_overrides/com/android/launcher3/model/WidgetsModel.java
index 9d87788..a64df62 100644
--- a/src_shortcuts_overrides/com/android/launcher3/model/WidgetsModel.java
+++ b/src_shortcuts_overrides/com/android/launcher3/model/WidgetsModel.java
@@ -51,6 +51,7 @@
 
     // True is the widget support is disabled.
     public static final boolean GO_DISABLE_WIDGETS = false;
+    public static final boolean GO_DISABLE_NOTIFICATION_DOTS = false;
 
     private static final String TAG = "WidgetsModel";
     private static final boolean DEBUG = false;