diff --git a/quickstep/recents_ui_overrides/src/com/android/launcher3/appprediction/PredictionAppTracker.java b/quickstep/recents_ui_overrides/src/com/android/launcher3/appprediction/PredictionAppTracker.java
index bd78573..0b8c1c5 100644
--- a/quickstep/recents_ui_overrides/src/com/android/launcher3/appprediction/PredictionAppTracker.java
+++ b/quickstep/recents_ui_overrides/src/com/android/launcher3/appprediction/PredictionAppTracker.java
@@ -15,7 +15,7 @@
  */
 package com.android.launcher3.appprediction;
 
-import static com.android.launcher3.appprediction.PredictionUiStateManager.KEY_APP_SUGGESTION;
+import static com.android.launcher3.InvariantDeviceProfile.CHANGE_FLAG_GRID;
 
 import android.annotation.TargetApi;
 import android.app.prediction.AppPredictionContext;
@@ -26,8 +26,6 @@
 import android.app.prediction.AppTargetId;
 import android.content.ComponentName;
 import android.content.Context;
-import android.content.SharedPreferences;
-import android.content.SharedPreferences.OnSharedPreferenceChangeListener;
 import android.os.Build;
 import android.os.Handler;
 import android.os.Message;
@@ -35,12 +33,10 @@
 import android.util.Log;
 
 import com.android.launcher3.InvariantDeviceProfile;
-import com.android.launcher3.Utilities;
+import com.android.launcher3.appprediction.PredictionUiStateManager.Client;
 import com.android.launcher3.model.AppLaunchTracker;
 import com.android.launcher3.util.UiThreadHelper;
 
-import com.android.launcher3.appprediction.PredictionUiStateManager.Client;
-
 import androidx.annotation.UiThread;
 import androidx.annotation.WorkerThread;
 
@@ -48,8 +44,7 @@
  * Subclass of app tracker which publishes the data to the prediction engine and gets back results.
  */
 @TargetApi(Build.VERSION_CODES.Q)
-public class PredictionAppTracker extends AppLaunchTracker
-        implements OnSharedPreferenceChangeListener {
+public class PredictionAppTracker extends AppLaunchTracker {
 
     private static final String TAG = "PredictionAppTracker";
     private static final boolean DBG = false;
@@ -62,8 +57,6 @@
     private final Context mContext;
     private final Handler mMessageHandler;
 
-    private boolean mEnabled;
-
     // Accessed only on worker thread
     private AppPredictor mHomeAppPredictor;
     private AppPredictor mRecentsOverviewPredictor;
@@ -71,24 +64,16 @@
     public PredictionAppTracker(Context context) {
         mContext = context;
         mMessageHandler = new Handler(UiThreadHelper.getBackgroundLooper(), this::handleMessage);
-
-        SharedPreferences prefs = Utilities.getPrefs(context);
-        setEnabled(prefs.getBoolean(KEY_APP_SUGGESTION, true));
-        prefs.registerOnSharedPreferenceChangeListener(this);
         InvariantDeviceProfile.INSTANCE.get(mContext).addOnChangeListener(this::onIdpChanged);
+
+        mMessageHandler.sendEmptyMessage(MSG_INIT);
     }
 
     @UiThread
     private void onIdpChanged(int changeFlags, InvariantDeviceProfile profile) {
-        // Reinitialize everything
-        setEnabled(mEnabled);
-    }
-
-    @Override
-    @UiThread
-    public void onSharedPreferenceChanged(SharedPreferences prefs, String key) {
-        if (KEY_APP_SUGGESTION.equals(key)) {
-            setEnabled(prefs.getBoolean(KEY_APP_SUGGESTION, true));
+        if ((changeFlags & CHANGE_FLAG_GRID) != 0) {
+            // Reinitialize everything
+            mMessageHandler.sendEmptyMessage(MSG_INIT);
         }
     }
 
@@ -137,13 +122,13 @@
                 return true;
             }
             case MSG_LAUNCH: {
-                if (mEnabled && mHomeAppPredictor != null) {
+                if (mHomeAppPredictor != null) {
                     mHomeAppPredictor.notifyAppTargetEvent((AppTargetEvent) msg.obj);
                 }
                 return true;
             }
             case MSG_PREDICT: {
-                if (mEnabled && mHomeAppPredictor != null) {
+                if (mHomeAppPredictor != null) {
                     String client = (String) msg.obj;
                     if (Client.HOME.id.equals(client)) {
                         mHomeAppPredictor.requestPredictionUpdate();
@@ -168,18 +153,6 @@
         }
     }
 
-    @UiThread
-    public void setEnabled(boolean isEnabled) {
-        mEnabled = isEnabled;
-        if (isEnabled) {
-            mMessageHandler.removeMessages(MSG_DESTROY);
-            mMessageHandler.sendEmptyMessage(MSG_INIT);
-        } else {
-            mMessageHandler.removeMessages(MSG_INIT);
-            mMessageHandler.sendEmptyMessage(MSG_DESTROY);
-        }
-    }
-
     @Override
     @UiThread
     public void onStartShortcut(String packageName, String shortcutId, UserHandle user,
diff --git a/quickstep/recents_ui_overrides/src/com/android/launcher3/appprediction/PredictionUiStateManager.java b/quickstep/recents_ui_overrides/src/com/android/launcher3/appprediction/PredictionUiStateManager.java
index 54fd845..48a163d 100644
--- a/quickstep/recents_ui_overrides/src/com/android/launcher3/appprediction/PredictionUiStateManager.java
+++ b/quickstep/recents_ui_overrides/src/com/android/launcher3/appprediction/PredictionUiStateManager.java
@@ -24,8 +24,7 @@
 import android.app.prediction.AppTarget;
 import android.content.ComponentName;
 import android.content.Context;
-import android.content.SharedPreferences;
-import android.content.SharedPreferences.OnSharedPreferenceChangeListener;
+import android.os.Handler;
 import android.view.ViewTreeObserver.OnGlobalLayoutListener;
 
 import com.android.launcher3.AppInfo;
@@ -61,9 +60,10 @@
  * that client id.
  */
 public class PredictionUiStateManager implements OnGlobalLayoutListener, ItemInfoUpdateReceiver,
-        OnSharedPreferenceChangeListener, OnIDPChangeListener, OnUpdateListener {
+        OnIDPChangeListener, OnUpdateListener {
 
-    public static final String KEY_APP_SUGGESTION = "pref_show_predictions";
+    public static final String LAST_PREDICTION_ENABLED_STATE = "last_prediction_enabled_state";
+    private static final long INITIAL_CALLBACK_WAIT_TIMEOUT_MS = 5000;
 
     // TODO (b/129421797): Update the client constants
     public enum Client {
@@ -81,7 +81,6 @@
             new MainThreadInitializedObject<>(PredictionUiStateManager::new);
 
     private final Context mContext;
-    private final SharedPreferences mMainPrefs;
 
     private final DynamicItemCache mDynamicItemCache;
     private final List[] mPredictionServicePredictions;
@@ -94,9 +93,10 @@
     private PredictionState mPendingState;
     private PredictionState mCurrentState;
 
+    private boolean mGettingValidPredictionResults;
+
     private PredictionUiStateManager(Context context) {
         mContext = context;
-        mMainPrefs = Utilities.getPrefs(context);
 
         mDynamicItemCache = new DynamicItemCache(context, this::onAppsUpdated);
 
@@ -110,8 +110,14 @@
         for (int i = 0; i < mPredictionServicePredictions.length; i++) {
             mPredictionServicePredictions[i] = Collections.emptyList();
         }
-        // Listens for enable/disable signal, and predictions if using AiAi is disabled.
-        mMainPrefs.registerOnSharedPreferenceChangeListener(this);
+
+        mGettingValidPredictionResults = Utilities.getDevicePrefs(context)
+                .getBoolean(LAST_PREDICTION_ENABLED_STATE, true);
+        if (mGettingValidPredictionResults) {
+            new Handler().postDelayed(
+                    this::updatePredictionStateAfterCallback, INITIAL_CALLBACK_WAIT_TIMEOUT_MS);
+        }
+
         // Call this last
         mCurrentState = parseLastState();
     }
@@ -177,13 +183,6 @@
         }
     }
 
-    @Override
-    public void onSharedPreferenceChanged(SharedPreferences prefs, String key) {
-        if (KEY_APP_SUGGESTION.equals(key)) {
-            dispatchOnChange(true);
-        }
-    }
-
     private void applyState(PredictionState state) {
         boolean wasEnabled = mCurrentState.isEnabled;
         mCurrentState = state;
@@ -198,10 +197,24 @@
         }
     }
 
+    private void updatePredictionStateAfterCallback() {
+        boolean validResults = false;
+        for (List l : mPredictionServicePredictions) {
+            validResults |= l != null && !l.isEmpty();
+        }
+        if (validResults != mGettingValidPredictionResults) {
+            mGettingValidPredictionResults = validResults;
+            Utilities.getDevicePrefs(mContext).edit()
+                    .putBoolean(LAST_PREDICTION_ENABLED_STATE, true)
+                    .apply();
+        }
+        dispatchOnChange(true);
+    }
+
     public AppPredictor.Callback appPredictorCallback(Client client) {
         return targets -> {
             mPredictionServicePredictions[client.ordinal()] = targets;
-            dispatchOnChange(true);
+            updatePredictionStateAfterCallback();
         };
     }
 
@@ -217,7 +230,7 @@
 
     private PredictionState parseLastState() {
         PredictionState state = new PredictionState();
-        state.isEnabled = mMainPrefs.getBoolean(KEY_APP_SUGGESTION, true);
+        state.isEnabled = mGettingValidPredictionResults;
         if (!state.isEnabled) {
             state.apps = Collections.EMPTY_LIST;
             return state;
diff --git a/quickstep/src/com/android/quickstep/TestInformationProvider.java b/quickstep/src/com/android/quickstep/TestInformationProvider.java
index a948570..b37ddda 100644
--- a/quickstep/src/com/android/quickstep/TestInformationProvider.java
+++ b/quickstep/src/com/android/quickstep/TestInformationProvider.java
@@ -111,14 +111,6 @@
                     response.putInt(TestProtocol.TEST_INFO_RESPONSE_FIELD, (int) distance);
                     break;
                 }
-
-                case TestProtocol.REQUEST_ENABLE_DRAG_LOGGING:
-                    TestProtocol.sDebugTracing = true;
-                    break;
-
-                case TestProtocol.REQUEST_DISABLE_DRAG_LOGGING:
-                    TestProtocol.sDebugTracing = false;
-                    break;
             }
             return response;
         }
diff --git a/quickstep/tests/src/com/android/quickstep/AppPredictionsUITests.java b/quickstep/tests/src/com/android/quickstep/AppPredictionsUITests.java
index 72de80b..e028fcd 100644
--- a/quickstep/tests/src/com/android/quickstep/AppPredictionsUITests.java
+++ b/quickstep/tests/src/com/android/quickstep/AppPredictionsUITests.java
@@ -17,6 +17,7 @@
 package com.android.quickstep;
 
 import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
 
 import android.app.prediction.AppPredictor;
 import android.app.prediction.AppTarget;
@@ -25,7 +26,9 @@
 import android.content.pm.LauncherActivityInfo;
 import android.os.Process;
 import android.view.View;
-import android.widget.ProgressBar;
+
+import androidx.test.filters.LargeTest;
+import androidx.test.runner.AndroidJUnit4;
 
 import com.android.launcher3.BubbleTextView;
 import com.android.launcher3.Launcher;
@@ -44,13 +47,9 @@
 import java.util.ArrayList;
 import java.util.List;
 
-import androidx.test.filters.LargeTest;
-import androidx.test.runner.AndroidJUnit4;
-
 @LargeTest
 @RunWith(AndroidJUnit4.class)
-public class AppPredictionsUITests  extends AbstractQuickStepTest {
-    private static final String TAG = "AppPredictionsUITests";
+public class AppPredictionsUITests extends AbstractQuickStepTest {
 
     private LauncherActivityInfo mSampleApp1;
     private LauncherActivityInfo mSampleApp2;
@@ -86,28 +85,21 @@
      * Test that prediction UI is updated as soon as we get predictions from the system
      */
     @Test
-    @Ignore // b/131188880
     public void testPredictionExistsInAllApps() {
         mActivityMonitor.startLauncher();
         mLauncher.pressHome().switchToAllApps();
 
-        // There has not been any update, verify that progress bar is showing
-        waitForLauncherCondition("Prediction is not in loading state", launcher -> {
-            ProgressBar p = findLoadingBar(launcher);
-            return p != null && p.isShown();
-        });
-
         // Dispatch an update
         sendPredictionUpdate(mSampleApp1, mSampleApp2);
+        // The first update should apply immediately.
         waitForLauncherCondition("Predictions were not updated in loading state",
                 launcher -> getPredictedApp(launcher).size() == 2);
     }
 
     /**
-     * Test tat prediction update is deferred if it is already visible
+     * Test that prediction update is deferred if it is already visible
      */
     @Test
-    @Ignore // b/131188880
     public void testPredictionsDeferredUntilHome() {
         mActivityMonitor.startLauncher();
         sendPredictionUpdate(mSampleApp1, mSampleApp2);
@@ -124,6 +116,20 @@
         assertEquals(3, getFromLauncher(this::getPredictedApp).size());
     }
 
+    @Test
+    @Ignore
+    public void testPredictionsDisabled() {
+        mActivityMonitor.startLauncher();
+        sendPredictionUpdate();
+        mLauncher.pressHome().switchToAllApps();
+
+        waitForLauncherCondition("Predictions were not updated in loading state",
+                launcher -> launcher.getAppsView().getFloatingHeaderView()
+                        .findFixedRowByType(PredictionRowView.class).getVisibility() == View.GONE);
+        assertFalse(PredictionUiStateManager.INSTANCE.get(mTargetContext)
+                .getCurrentState().isEnabled);
+    }
+
     public ArrayList<BubbleTextView> getPredictedApp(Launcher launcher) {
         PredictionRowView container = launcher.getAppsView().getFloatingHeaderView()
                 .findFixedRowByType(PredictionRowView.class);
@@ -138,20 +144,6 @@
         return predictedAppViews;
     }
 
-    private ProgressBar findLoadingBar(Launcher launcher) {
-        PredictionRowView container = launcher.getAppsView().getFloatingHeaderView()
-                .findFixedRowByType(PredictionRowView.class);
-
-        for (int i = 0; i < container.getChildCount(); i++) {
-            View view = container.getChildAt(i);
-            if (view instanceof ProgressBar) {
-                return (ProgressBar) view;
-            }
-        }
-        return null;
-    }
-
-
     private void sendPredictionUpdate(LauncherActivityInfo... activities) {
         getOnUiThread(() -> {
             List<AppTarget> targets = new ArrayList<>(activities.length);
diff --git a/quickstep/tests/src/com/android/quickstep/TaplTestsQuickstep.java b/quickstep/tests/src/com/android/quickstep/TaplTestsQuickstep.java
index b0ce5f5..4b6b3ee 100644
--- a/quickstep/tests/src/com/android/quickstep/TaplTestsQuickstep.java
+++ b/quickstep/tests/src/com/android/quickstep/TaplTestsQuickstep.java
@@ -64,7 +64,7 @@
     private void startTestApps() throws Exception {
         startAppFast(getAppPackageName());
         startAppFast(resolveSystemApp(Intent.CATEGORY_APP_CALCULATOR));
-        startAppFast(resolveSystemApp(Intent.CATEGORY_APP_CONTACTS));
+        startTestActivity(2);
 
         executeOnLauncher(launcher -> assertTrue(
                 "Launcher activity is the top activity; expecting another activity to be the top "
@@ -130,8 +130,8 @@
         OverviewTask task = mLauncher.pressHome().switchToOverview().getCurrentTask();
         assertNotNull("overview.getCurrentTask() returned null (1)", task);
         assertNotNull("OverviewTask.open returned null", task.open());
-        assertTrue("Contacts app didn't open from Overview", mDevice.wait(Until.hasObject(
-                By.pkg(resolveSystemApp(Intent.CATEGORY_APP_CONTACTS)).depth(0)),
+        assertTrue("Test activity didn't open from Overview", mDevice.wait(Until.hasObject(
+                By.pkg(getAppPackageName()).text("TestActivity2")),
                 LONG_WAIT_TIME_MS));
         executeOnLauncher(launcher -> assertTrue(
                 "Launcher activity is the top activity; expecting another activity to be the top "
diff --git a/src/com/android/launcher3/BaseDraggingActivity.java b/src/com/android/launcher3/BaseDraggingActivity.java
index c6fd906..ccd9e25 100644
--- a/src/com/android/launcher3/BaseDraggingActivity.java
+++ b/src/com/android/launcher3/BaseDraggingActivity.java
@@ -36,6 +36,7 @@
 import com.android.launcher3.shortcuts.DeepShortcutManager;
 import com.android.launcher3.uioverrides.DisplayRotationListener;
 import com.android.launcher3.uioverrides.WallpaperColorInfo;
+import com.android.launcher3.util.Themes;
 
 import androidx.annotation.Nullable;
 
@@ -69,7 +70,7 @@
         // Update theme
         WallpaperColorInfo wallpaperColorInfo = WallpaperColorInfo.getInstance(this);
         wallpaperColorInfo.addOnChangeListener(this);
-        int themeRes = getThemeRes(wallpaperColorInfo);
+        int themeRes = Themes.getActivityThemeRes(this);
         if (themeRes != mThemeRes) {
             mThemeRes = themeRes;
             setTheme(themeRes);
@@ -88,31 +89,11 @@
     }
 
     private void updateTheme() {
-        WallpaperColorInfo wallpaperColorInfo = WallpaperColorInfo.getInstance(this);
-        if (mThemeRes != getThemeRes(wallpaperColorInfo)) {
+        if (mThemeRes != Themes.getActivityThemeRes(this)) {
             recreate();
         }
     }
 
-    protected int getThemeRes(WallpaperColorInfo wallpaperColorInfo) {
-        boolean darkTheme;
-        if (Utilities.ATLEAST_Q) {
-            Configuration configuration = getResources().getConfiguration();
-            int nightMode = configuration.uiMode & Configuration.UI_MODE_NIGHT_MASK;
-            darkTheme = nightMode == Configuration.UI_MODE_NIGHT_YES;
-        } else {
-            darkTheme = wallpaperColorInfo.isDark();
-        }
-
-        if (darkTheme) {
-            return wallpaperColorInfo.supportsDarkText() ?
-                    R.style.AppTheme_Dark_DarkText : R.style.AppTheme_Dark;
-        } else {
-            return wallpaperColorInfo.supportsDarkText() ?
-                    R.style.AppTheme_DarkText : R.style.AppTheme;
-        }
-    }
-
     @Override
     public void onActionModeStarted(ActionMode mode) {
         super.onActionModeStarted(mode);
diff --git a/src/com/android/launcher3/CheckLongPressHelper.java b/src/com/android/launcher3/CheckLongPressHelper.java
index b86e7c0..639c173 100644
--- a/src/com/android/launcher3/CheckLongPressHelper.java
+++ b/src/com/android/launcher3/CheckLongPressHelper.java
@@ -33,20 +33,12 @@
 
     class CheckForLongPress implements Runnable {
         public void run() {
-            if (com.android.launcher3.TestProtocol.sDebugTracing) {
-                android.util.Log.d(com.android.launcher3.TestProtocol.NO_DRAG_TAG,
-                        "CheckForLongPress1");
-            }
             if ((mView.getParent() != null) && mView.hasWindowFocus()
                     && !mHasPerformedLongPress) {
                 boolean handled;
                 if (mListener != null) {
                     handled = mListener.onLongClick(mView);
                 } else {
-                    if (com.android.launcher3.TestProtocol.sDebugTracing) {
-                        android.util.Log.d(com.android.launcher3.TestProtocol.NO_DRAG_TAG,
-                                "CheckForLongPress2");
-                    }
                     handled = mView.performLongClick();
                 }
                 if (handled) {
@@ -81,21 +73,11 @@
         }
         mView.postDelayed(mPendingCheckForLongPress,
                 (long) (ViewConfiguration.getLongPressTimeout() * mLongPressTimeoutFactor));
-        if (com.android.launcher3.TestProtocol.sDebugTracing) {
-            android.util.Log.d(com.android.launcher3.TestProtocol.NO_DRAG_TAG,
-                    "postCheckForLongPress: " + ViewConfiguration.getLongPressTimeout() + " "
-                            + mLongPressTimeoutFactor);
-        }
     }
 
     public void cancelLongPress() {
         mHasPerformedLongPress = false;
         if (mPendingCheckForLongPress != null) {
-            if (com.android.launcher3.TestProtocol.sDebugTracing) {
-                android.util.Log.d(com.android.launcher3.TestProtocol.NO_DRAG_TAG,
-                        "cancelLongPress @ " + android.util.Log.getStackTraceString(
-                                new Throwable()));
-            }
             mView.removeCallbacks(mPendingCheckForLongPress);
             mPendingCheckForLongPress = null;
         }
diff --git a/src/com/android/launcher3/LauncherModel.java b/src/com/android/launcher3/LauncherModel.java
index e788ceb..e7b4ff4 100644
--- a/src/com/android/launcher3/LauncherModel.java
+++ b/src/com/android/launcher3/LauncherModel.java
@@ -213,7 +213,6 @@
         synchronized (mLock) {
             Preconditions.assertUIThread();
             mCallbacks = new WeakReference<>(callbacks);
-            android.util.Log.d("b/131170582", "mCallbacks = " + mCallbacks);
         }
     }
 
@@ -331,7 +330,6 @@
             // Stop any existing loaders first, so they don't set mModelLoaded to true later
             stopLoader();
             mModelLoaded = false;
-            android.util.Log.d("b/131170582", "1 mModelLoaded = " + mModelLoaded);
         }
 
         // Start the loader if launcher is already running, otherwise the loader will run,
@@ -392,7 +390,6 @@
         synchronized (mLock) {
             LoaderTask oldTask = mLoaderTask;
             mLoaderTask = null;
-            android.util.Log.d("b/131170582", "1 mLoaderTask = " + mLoaderTask);
             if (oldTask != null) {
                 oldTask.stopLocked();
             }
@@ -403,7 +400,6 @@
         synchronized (mLock) {
             stopLoader();
             mLoaderTask = new LoaderTask(mApp, mBgAllAppsList, sBgDataModel, results);
-            android.util.Log.d("b/131170582", "2 mLoaderTask = " + mLoaderTask);
             runOnWorkerThread(mLoaderTask);
         }
     }
@@ -448,7 +444,6 @@
                 mTask = task;
                 mIsLoaderTaskRunning = true;
                 mModelLoaded = false;
-                android.util.Log.d("b/131170582", "2 mModelLoaded = " + mModelLoaded);
             }
         }
 
@@ -456,7 +451,6 @@
             synchronized (mLock) {
                 // Everything loaded bind the data.
                 mModelLoaded = true;
-                android.util.Log.d("b/131170582", "3 mModelLoaded = " + mModelLoaded);
             }
         }
 
@@ -466,7 +460,6 @@
                 // If we are still the last one to be scheduled, remove ourselves.
                 if (mLoaderTask == mTask) {
                     mLoaderTask = null;
-                    android.util.Log.d("b/131170582", "3 mLoaderTask = " + mLoaderTask);
                 }
                 mIsLoaderTaskRunning = false;
             }
diff --git a/src/com/android/launcher3/LauncherRootView.java b/src/com/android/launcher3/LauncherRootView.java
index 90e673b..8140026 100644
--- a/src/com/android/launcher3/LauncherRootView.java
+++ b/src/com/android/launcher3/LauncherRootView.java
@@ -186,14 +186,4 @@
 
         void onWindowVisibilityChanged(int visibility);
     }
-
-    @Override
-    public void requestLayout() {
-        super.requestLayout();
-        if (com.android.launcher3.TestProtocol.sDebugTracing) {
-            android.util.Log.d(com.android.launcher3.TestProtocol.NO_DRAG_TAG,
-                    "requestLayout @ " + android.util.Log.getStackTraceString(
-                            new Throwable()));
-        }
-    }
 }
\ No newline at end of file
diff --git a/src/com/android/launcher3/TestProtocol.java b/src/com/android/launcher3/TestProtocol.java
index dab4282..ecbaa5b 100644
--- a/src/com/android/launcher3/TestProtocol.java
+++ b/src/com/android/launcher3/TestProtocol.java
@@ -63,9 +63,4 @@
             "all-apps-to-overview-swipe-height";
     public static final String REQUEST_HOME_TO_ALL_APPS_SWIPE_HEIGHT =
             "home-to-all-apps-swipe-height";
-
-    public static boolean sDebugTracing = false;
-    public static final String NO_DRAG_TAG = "b/129434166";
-    public static final String REQUEST_ENABLE_DRAG_LOGGING = "enable-drag-logging";
-    public static final String REQUEST_DISABLE_DRAG_LOGGING = "disable-drag-logging";
 }
diff --git a/src/com/android/launcher3/Workspace.java b/src/com/android/launcher3/Workspace.java
index 8849768..aa09173 100644
--- a/src/com/android/launcher3/Workspace.java
+++ b/src/com/android/launcher3/Workspace.java
@@ -1440,10 +1440,6 @@
 
     public DragView beginDragShared(View child, DragSource source, ItemInfo dragObject,
             DragPreviewProvider previewProvider, DragOptions dragOptions) {
-        if (com.android.launcher3.TestProtocol.sDebugTracing) {
-            android.util.Log.d(com.android.launcher3.TestProtocol.NO_DRAG_TAG,
-                    "beginDragShared");
-        }
         float iconScale = 1f;
         if (child instanceof BubbleTextView) {
             Drawable icon = ((BubbleTextView) child).getIcon();
diff --git a/src/com/android/launcher3/dragndrop/DragController.java b/src/com/android/launcher3/dragndrop/DragController.java
index 7210759..f92e00a 100644
--- a/src/com/android/launcher3/dragndrop/DragController.java
+++ b/src/com/android/launcher3/dragndrop/DragController.java
@@ -219,9 +219,6 @@
     }
 
     private void callOnDragStart() {
-        if (com.android.launcher3.TestProtocol.sDebugTracing) {
-            android.util.Log.d(com.android.launcher3.TestProtocol.NO_DRAG_TAG, "callOnDragStart");
-        }
         if (mOptions.preDragCondition != null) {
             mOptions.preDragCondition.onPreDragEnd(mDragObject, true /* dragStarted*/);
         }
@@ -475,9 +472,6 @@
     }
 
     private void handleMoveEvent(int x, int y) {
-        if (com.android.launcher3.TestProtocol.sDebugTracing) {
-            android.util.Log.d(com.android.launcher3.TestProtocol.NO_DRAG_TAG, "handleMoveEvent1");
-        }
         mDragObject.dragView.move(x, y);
 
         // Drop on someone?
@@ -494,10 +488,6 @@
 
         if (mIsInPreDrag && mOptions.preDragCondition != null
                 && mOptions.preDragCondition.shouldStartDrag(mDistanceSinceScroll)) {
-            if (com.android.launcher3.TestProtocol.sDebugTracing) {
-                android.util.Log.d(com.android.launcher3.TestProtocol.NO_DRAG_TAG,
-                        "handleMoveEvent2");
-            }
             callOnDragStart();
         }
     }
@@ -535,10 +525,6 @@
      * Call this from a drag source view.
      */
     public boolean onControllerTouchEvent(MotionEvent ev) {
-        if (com.android.launcher3.TestProtocol.sDebugTracing) {
-            android.util.Log.d(com.android.launcher3.TestProtocol.NO_DRAG_TAG,
-                    "onControllerTouchEvent1");
-        }
         if (mDragDriver == null || mOptions == null || mOptions.isAccessibleDrag) {
             return false;
         }
@@ -559,10 +545,6 @@
                 break;
         }
 
-        if (com.android.launcher3.TestProtocol.sDebugTracing) {
-            android.util.Log.d(com.android.launcher3.TestProtocol.NO_DRAG_TAG,
-                    "onControllerTouchEvent2");
-        }
         return mDragDriver.onTouchEvent(ev);
     }
 
diff --git a/src/com/android/launcher3/dragndrop/DragDriver.java b/src/com/android/launcher3/dragndrop/DragDriver.java
index 551f2d0..84fc94d 100644
--- a/src/com/android/launcher3/dragndrop/DragDriver.java
+++ b/src/com/android/launcher3/dragndrop/DragDriver.java
@@ -45,18 +45,10 @@
     public void onDragViewAnimationEnd() { }
 
     public boolean onTouchEvent(MotionEvent ev) {
-        if (com.android.launcher3.TestProtocol.sDebugTracing) {
-            android.util.Log.d(com.android.launcher3.TestProtocol.NO_DRAG_TAG,
-                    "onTouchEvent " + ev);
-        }
         final int action = ev.getAction();
 
         switch (action) {
             case MotionEvent.ACTION_MOVE:
-                if (com.android.launcher3.TestProtocol.sDebugTracing) {
-                    android.util.Log.d(com.android.launcher3.TestProtocol.NO_DRAG_TAG,
-                            "onTouchEvent MOVE");
-                }
                 mEventListener.onDriverDragMove(ev.getX(), ev.getY());
                 break;
             case MotionEvent.ACTION_UP:
diff --git a/src/com/android/launcher3/dragndrop/DragLayer.java b/src/com/android/launcher3/dragndrop/DragLayer.java
index 9f902ed..6950a1f 100644
--- a/src/com/android/launcher3/dragndrop/DragLayer.java
+++ b/src/com/android/launcher3/dragndrop/DragLayer.java
@@ -126,10 +126,6 @@
     protected boolean findActiveController(MotionEvent ev) {
         if (mActivity.getStateManager().getState().disableInteraction) {
             // You Shall Not Pass!!!
-            if (com.android.launcher3.TestProtocol.sDebugTracing) {
-                android.util.Log.d(com.android.launcher3.TestProtocol.NO_DRAG_TAG,
-                        "mActiveController = null");
-            }
             mActiveController = null;
             return true;
         }
diff --git a/src/com/android/launcher3/popup/PopupContainerWithArrow.java b/src/com/android/launcher3/popup/PopupContainerWithArrow.java
index c7d93fe..047f486 100644
--- a/src/com/android/launcher3/popup/PopupContainerWithArrow.java
+++ b/src/com/android/launcher3/popup/PopupContainerWithArrow.java
@@ -190,10 +190,6 @@
      * @return the container if shown or null.
      */
     public static PopupContainerWithArrow showForIcon(BubbleTextView icon) {
-        if (com.android.launcher3.TestProtocol.sDebugTracing) {
-            android.util.Log.d(com.android.launcher3.TestProtocol.NO_DRAG_TAG,
-                    "PopupContainerWithArrow.showForIcon");
-        }
         Launcher launcher = Launcher.getLauncher(icon.getContext());
         if (getOpen(launcher) != null) {
             // There is already an items container open, so don't open this one.
diff --git a/src/com/android/launcher3/touch/AbstractStateChangeTouchController.java b/src/com/android/launcher3/touch/AbstractStateChangeTouchController.java
index a1871ff..35fc873 100644
--- a/src/com/android/launcher3/touch/AbstractStateChangeTouchController.java
+++ b/src/com/android/launcher3/touch/AbstractStateChangeTouchController.java
@@ -233,11 +233,6 @@
 
     @Override
     public void onDragStart(boolean start) {
-        if (com.android.launcher3.TestProtocol.sDebugTracing) {
-            android.util.Log.d(com.android.launcher3.TestProtocol.NO_DRAG_TAG,
-                    "AbstractStateChangeTouchController.onDragStart() called with: start = [" +
-                            start + "]");
-        }
         mStartState = mLauncher.getStateManager().getState();
         if (mStartState == ALL_APPS) {
             mStartContainerType = LauncherLogProto.ContainerType.ALLAPPS;
@@ -269,11 +264,6 @@
     public boolean onDrag(float displacement) {
         float deltaProgress = mProgressMultiplier * (displacement - mDisplacementShift);
         float progress = deltaProgress + mStartProgress;
-        if (com.android.launcher3.TestProtocol.sDebugTracing) {
-            android.util.Log.d(com.android.launcher3.TestProtocol.NO_DRAG_TAG,
-                    "AbstractStateChangeTouchController.onDrag() called with: displacement = [" +
-                            displacement + "], progress = [" + progress + "]");
-        }
         updateProgress(progress);
         boolean isDragTowardPositive = mSwipeDirection.isPositive(
                 displacement - mDisplacementShift);
@@ -393,12 +383,6 @@
                     ? MIN_PROGRESS_TO_ALL_APPS : SUCCESS_TRANSITION_PROGRESS;
             targetState = (interpolatedProgress > successProgress) ? mToState : mFromState;
         }
-        if (com.android.launcher3.TestProtocol.sDebugTracing) {
-            android.util.Log.d(com.android.launcher3.TestProtocol.NO_DRAG_TAG,
-                    "AbstractStateChangeTouchController.onDragEnd() called with: velocity = [" +
-                            velocity + "], fling = [" + fling + "], target state: " +
-                            targetState.getClass().getSimpleName());
-        }
 
         final float endProgress;
         final float startProgress;
diff --git a/src/com/android/launcher3/touch/ItemClickHandler.java b/src/com/android/launcher3/touch/ItemClickHandler.java
index 026770c..0650001 100644
--- a/src/com/android/launcher3/touch/ItemClickHandler.java
+++ b/src/com/android/launcher3/touch/ItemClickHandler.java
@@ -66,14 +66,6 @@
     }
 
     private static void onClick(View v, String sourceContainer) {
-        if (com.android.launcher3.TestProtocol.sDebugTracing) {
-            android.util.Log.d(com.android.launcher3.TestProtocol.NO_DRAG_TAG,
-                    "onClick() called with: v = [" + v.getClass().getSimpleName() +
-                            "], sourceContainer = [" +
-                            (sourceContainer != null ?
-                                    sourceContainer.getClass().getSimpleName() : "null")
-                            + "]");
-        }
         // Make sure that rogue clicks don't get through while allapps is launching, or after the
         // view has detached (it's possible for this to happen if the view is removed mid touch).
         if (v.getWindowToken() == null) {
diff --git a/src/com/android/launcher3/touch/ItemLongClickListener.java b/src/com/android/launcher3/touch/ItemLongClickListener.java
index 003b442..babbcdd 100644
--- a/src/com/android/launcher3/touch/ItemLongClickListener.java
+++ b/src/com/android/launcher3/touch/ItemLongClickListener.java
@@ -74,10 +74,6 @@
     }
 
     private static boolean onAllAppsItemLongClick(View v) {
-        if (com.android.launcher3.TestProtocol.sDebugTracing) {
-            android.util.Log.d(com.android.launcher3.TestProtocol.NO_DRAG_TAG,
-                    "onAllAppsItemLongClick");
-        }
         Launcher launcher = Launcher.getLauncher(v.getContext());
         if (!canStartDrag(launcher)) return false;
         // When we have exited all apps or are in transition, disregard long clicks
diff --git a/src/com/android/launcher3/util/Themes.java b/src/com/android/launcher3/util/Themes.java
index a45f17d..0c44012 100644
--- a/src/com/android/launcher3/util/Themes.java
+++ b/src/com/android/launcher3/util/Themes.java
@@ -17,6 +17,7 @@
 package com.android.launcher3.util;
 
 import android.content.Context;
+import android.content.res.Configuration;
 import android.content.res.TypedArray;
 import android.graphics.Color;
 import android.graphics.ColorMatrix;
@@ -26,12 +27,34 @@
 import android.util.TypedValue;
 
 import com.android.launcher3.R;
+import com.android.launcher3.Utilities;
+import com.android.launcher3.uioverrides.WallpaperColorInfo;
 
 /**
  * Various utility methods associated with theming.
  */
 public class Themes {
 
+    public static int getActivityThemeRes(Context context) {
+        WallpaperColorInfo wallpaperColorInfo = WallpaperColorInfo.getInstance(context);
+        boolean darkTheme;
+        if (Utilities.ATLEAST_Q) {
+            Configuration configuration = context.getResources().getConfiguration();
+            int nightMode = configuration.uiMode & Configuration.UI_MODE_NIGHT_MASK;
+            darkTheme = nightMode == Configuration.UI_MODE_NIGHT_YES;
+        } else {
+            darkTheme = wallpaperColorInfo.isDark();
+        }
+
+        if (darkTheme) {
+            return wallpaperColorInfo.supportsDarkText() ?
+                    R.style.AppTheme_Dark_DarkText : R.style.AppTheme_Dark;
+        } else {
+            return wallpaperColorInfo.supportsDarkText() ?
+                    R.style.AppTheme_DarkText : R.style.AppTheme;
+        }
+    }
+
     public static String getDefaultBodyFont(Context context) {
         TypedArray ta = context.obtainStyledAttributes(android.R.style.TextAppearance_DeviceDefault,
                 new int[]{android.R.attr.fontFamily});
diff --git a/src/com/android/launcher3/views/BaseDragLayer.java b/src/com/android/launcher3/views/BaseDragLayer.java
index 8a15220..86e1e32 100644
--- a/src/com/android/launcher3/views/BaseDragLayer.java
+++ b/src/com/android/launcher3/views/BaseDragLayer.java
@@ -148,23 +148,13 @@
     }
 
     protected boolean findActiveController(MotionEvent ev) {
-        if (com.android.launcher3.TestProtocol.sDebugTracing) {
-            android.util.Log.d(com.android.launcher3.TestProtocol.NO_DRAG_TAG,
-                    "mActiveController = null");
-        }
         mActiveController = null;
         if ((mTouchDispatchState & (TOUCH_DISPATCHING_GESTURE | TOUCH_DISPATCHING_PROXY)) == 0) {
             // Only look for controllers if we are not dispatching from gesture area and proxy is
             // not active
             mActiveController = findControllerToHandleTouch(ev);
 
-            if (mActiveController != null) {
-                if (com.android.launcher3.TestProtocol.sDebugTracing) {
-                    android.util.Log.d(com.android.launcher3.TestProtocol.NO_DRAG_TAG,
-                            "setting controller1: " + mActiveController.getClass().getSimpleName());
-                }
-                return true;
-            }
+            if (mActiveController != null) return true;
         }
         return false;
     }
@@ -231,17 +221,8 @@
         }
 
         if (mActiveController != null) {
-            if (com.android.launcher3.TestProtocol.sDebugTracing) {
-                android.util.Log.d(com.android.launcher3.TestProtocol.NO_DRAG_TAG,
-                        "BaseDragLayer before onControllerTouchEvent " +
-                                mActiveController.getClass().getSimpleName());
-            }
             return mActiveController.onControllerTouchEvent(ev);
         } else {
-            if (com.android.launcher3.TestProtocol.sDebugTracing) {
-                android.util.Log.d(com.android.launcher3.TestProtocol.NO_DRAG_TAG,
-                        "BaseDragLayer no controller");
-            }
             // In case no child view handled the touch event, we may not get onIntercept anymore
             return findActiveController(ev);
         }
diff --git a/tests/AndroidManifest-common.xml b/tests/AndroidManifest-common.xml
index 4051fbd..75ff66e 100644
--- a/tests/AndroidManifest-common.xml
+++ b/tests/AndroidManifest-common.xml
@@ -99,7 +99,8 @@
         </activity>
         <activity
             android:name="com.android.launcher3.testcomponent.BaseTestingActivity"
-            android:label="LauncherTestApp">
+            android:label="LauncherTestApp"
+            android:taskAffinity="com.android.launcher3.testcomponent.Affinity1">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN"/>
                 <category android:name="android.intent.category.LAUNCHER"/>
diff --git a/tests/src/com/android/launcher3/ui/AbstractLauncherUiTest.java b/tests/src/com/android/launcher3/ui/AbstractLauncherUiTest.java
index dedc6b3..43bdb9f 100644
--- a/tests/src/com/android/launcher3/ui/AbstractLauncherUiTest.java
+++ b/tests/src/com/android/launcher3/ui/AbstractLauncherUiTest.java
@@ -17,6 +17,7 @@
 
 import static androidx.test.InstrumentationRegistry.getInstrumentation;
 
+import static com.android.launcher3.ui.TaplTestsLauncher3.getAppPackageName;
 import static com.android.systemui.shared.system.QuickStepContract.NAV_BAR_MODE_2BUTTON_OVERLAY;
 import static com.android.systemui.shared.system.QuickStepContract.NAV_BAR_MODE_3BUTTON_OVERLAY;
 import static com.android.systemui.shared.system.QuickStepContract.NAV_BAR_MODE_GESTURAL_OVERLAY;
@@ -28,6 +29,7 @@
 
 import android.app.Instrumentation;
 import android.content.BroadcastReceiver;
+import android.content.ComponentName;
 import android.content.Context;
 import android.content.Intent;
 import android.content.IntentFilter;
@@ -426,6 +428,22 @@
                 mDevice.wait(Until.hasObject(By.pkg(packageName).depth(0)), LONG_WAIT_TIME_MS));
     }
 
+    protected void startTestActivity(int activityNumber) {
+        final String packageName = getAppPackageName();
+        final Instrumentation instrumentation = getInstrumentation();
+        final Intent intent = instrumentation.getContext().getPackageManager().
+                getLaunchIntentForPackage(packageName);
+        intent.addCategory(Intent.CATEGORY_LAUNCHER);
+        intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+        intent.setComponent(new ComponentName(packageName,
+                "com.android.launcher3.tests.Activity" + activityNumber));
+        instrumentation.getTargetContext().startActivity(intent);
+        assertTrue(packageName + " didn't start",
+                mDevice.wait(
+                        Until.hasObject(By.pkg(packageName).text("TestActivity" + activityNumber)),
+                        LONG_WAIT_TIME_MS));
+    }
+
     protected static String resolveSystemApp(String category) {
         return getInstrumentation().getContext().getPackageManager().resolveActivity(
                 new Intent(Intent.ACTION_MAIN).addCategory(category),
diff --git a/tests/src/com/android/launcher3/ui/TaplTestsLauncher3.java b/tests/src/com/android/launcher3/ui/TaplTestsLauncher3.java
index 2a69757..581e886 100644
--- a/tests/src/com/android/launcher3/ui/TaplTestsLauncher3.java
+++ b/tests/src/com/android/launcher3/ui/TaplTestsLauncher3.java
@@ -33,7 +33,6 @@
 
 import com.android.launcher3.Launcher;
 import com.android.launcher3.LauncherState;
-import com.android.launcher3.TestProtocol;
 import com.android.launcher3.popup.ArrowPopup;
 import com.android.launcher3.tapl.AllApps;
 import com.android.launcher3.tapl.AppIcon;
@@ -323,24 +322,19 @@
     @Test
     @PortraitLandscape
     public void testDragAppIcon() throws Throwable {
-        try {
-            TestProtocol.sDebugTracing = true;
-            // 1. Open all apps and wait for load complete.
-            // 2. Drag icon to homescreen.
-            // 3. Verify that the icon works on homescreen.
-            mLauncher.getWorkspace().
-                    switchToAllApps().
-                    getAppIcon(APP_NAME).
-                    dragToWorkspace().
-                    getWorkspaceAppIcon(APP_NAME).
-                    launch(getAppPackageName());
-            executeOnLauncher(launcher -> assertTrue(
-                    "Launcher activity is the top activity; expecting another activity to be the "
-                            + "top one",
-                    isInBackground(launcher)));
-        } finally {
-            TestProtocol.sDebugTracing = false;
-        }
+        // 1. Open all apps and wait for load complete.
+        // 2. Drag icon to homescreen.
+        // 3. Verify that the icon works on homescreen.
+        mLauncher.getWorkspace().
+                switchToAllApps().
+                getAppIcon(APP_NAME).
+                dragToWorkspace().
+                getWorkspaceAppIcon(APP_NAME).
+                launch(getAppPackageName());
+        executeOnLauncher(launcher -> assertTrue(
+                "Launcher activity is the top activity; expecting another activity to be the top "
+                        + "one",
+                isInBackground(launcher)));
     }
 
     @Test
diff --git a/tests/tapl/com/android/launcher3/tapl/Workspace.java b/tests/tapl/com/android/launcher3/tapl/Workspace.java
index 85e112a..9a47aef 100644
--- a/tests/tapl/com/android/launcher3/tapl/Workspace.java
+++ b/tests/tapl/com/android/launcher3/tapl/Workspace.java
@@ -143,7 +143,6 @@
     static void dragIconToWorkspace(
             LauncherInstrumentation launcher, Launchable launchable, Point dest,
             String longPressIndicator) {
-        launcher.getTestInfo(TestProtocol.REQUEST_ENABLE_DRAG_LOGGING);
         LauncherInstrumentation.log("dragIconToWorkspace: begin");
         final Point launchableCenter = launchable.getObject().getVisibleCenter();
         final long downTime = SystemClock.uptimeMillis();
@@ -157,7 +156,6 @@
                 downTime, SystemClock.uptimeMillis(), MotionEvent.ACTION_UP, dest);
         LauncherInstrumentation.log("dragIconToWorkspace: end");
         launcher.waitUntilGone("drop_target_bar");
-        launcher.getTestInfo(TestProtocol.REQUEST_DISABLE_DRAG_LOGGING);
     }
 
     /**