Merge "Refactoring One-Handed feature flag and others" into ub-launcher3-master
diff --git a/Android.mk b/Android.mk
index 7805b32..91ecccb 100644
--- a/Android.mk
+++ b/Android.mk
@@ -48,7 +48,7 @@
 LOCAL_PROTO_JAVA_OUTPUT_PARAMS := enum_style=java
 
 LOCAL_SDK_VERSION := current
-LOCAL_MIN_SDK_VERSION := 21
+LOCAL_MIN_SDK_VERSION := 26
 LOCAL_MODULE := Launcher3CommonDepsLib
 LOCAL_PRIVILEGED_MODULE := true
 LOCAL_MANIFEST_FILE := AndroidManifest-common.xml
@@ -77,7 +77,7 @@
 LOCAL_PROGUARD_ENABLED := disabled
 
 LOCAL_SDK_VERSION := current
-LOCAL_MIN_SDK_VERSION := 21
+LOCAL_MIN_SDK_VERSION := 26
 LOCAL_PACKAGE_NAME := Launcher3
 LOCAL_PRIVILEGED_MODULE := true
 LOCAL_SYSTEM_EXT_MODULE := true
@@ -108,7 +108,7 @@
 LOCAL_PROGUARD_FLAG_FILES := proguard.flags
 
 LOCAL_SDK_VERSION := current
-LOCAL_MIN_SDK_VERSION := 21
+LOCAL_MIN_SDK_VERSION := 26
 LOCAL_PACKAGE_NAME := Launcher3Go
 LOCAL_PRIVILEGED_MODULE := true
 LOCAL_SYSTEM_EXT_MODULE := true
diff --git a/AndroidManifest-common.xml b/AndroidManifest-common.xml
index 19a16e3..97e3786 100644
--- a/AndroidManifest-common.xml
+++ b/AndroidManifest-common.xml
@@ -29,12 +29,6 @@
     at compile time. Note that the components defined in AndroidManifest.xml are also required,
     with some minor changed based on the derivative app.
     -->
-    <permission
-        android:name="com.android.launcher.permission.INSTALL_SHORTCUT"
-        android:permissionGroup="android.permission-group.SYSTEM_TOOLS"
-        android:protectionLevel="dangerous"
-        android:label="@string/permlab_install_shortcut"
-        android:description="@string/permdesc_install_shortcut" />
 
     <uses-permission android:name="android.permission.CALL_PHONE" />
     <uses-permission android:name="android.permission.SET_WALLPAPER" />
@@ -79,17 +73,6 @@
         android:restoreAnyVersion="true"
         android:supportsRtl="true" >
 
-        <!-- Intent received used to install shortcuts from other applications -->
-        <receiver
-            android:name="com.android.launcher3.InstallShortcutReceiver"
-            android:permission="com.android.launcher.permission.INSTALL_SHORTCUT"
-            android:exported="true"
-            android:enabled="@bool/enable_install_shortcut_api" >
-            <intent-filter>
-                <action android:name="com.android.launcher.action.INSTALL_SHORTCUT" />
-            </intent-filter>
-        </receiver>
-
         <!-- Intent received when a session is committed -->
         <receiver
             android:name="com.android.launcher3.SessionCommitReceiver"
@@ -116,7 +99,6 @@
         <service
             android:name="com.android.launcher3.notification.NotificationListener"
             android:label="@string/notification_dots_service_title"
-            android:enabled="@bool/notification_dots_enabled"
             android:exported="true"
             android:permission="android.permission.BIND_NOTIFICATION_LISTENER_SERVICE">
             <intent-filter>
diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index 4664c93..97bce9c 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -20,7 +20,7 @@
 <manifest
     xmlns:android="http://schemas.android.com/apk/res/android"
     package="com.android.launcher3">
-    <uses-sdk android:targetSdkVersion="29" android:minSdkVersion="25"/>
+    <uses-sdk android:targetSdkVersion="29" android:minSdkVersion="26"/>
     <!--
     Manifest entries specific to Launcher3. This is merged with AndroidManifest-common.xml.
     Refer comments around specific entries on how to extend individual components.
diff --git a/quickstep/recents_ui_overrides/src/com/android/launcher3/appprediction/AppsDividerView.java b/quickstep/recents_ui_overrides/src/com/android/launcher3/appprediction/AppsDividerView.java
index 914d9e9..7dc7bfc 100644
--- a/quickstep/recents_ui_overrides/src/com/android/launcher3/appprediction/AppsDividerView.java
+++ b/quickstep/recents_ui_overrides/src/com/android/launcher3/appprediction/AppsDividerView.java
@@ -1,4 +1,4 @@
-/**
+/*
  * Copyright (C) 2019 The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
@@ -42,6 +42,7 @@
 import com.android.launcher3.allapps.FloatingHeaderRow;
 import com.android.launcher3.allapps.FloatingHeaderView;
 import com.android.launcher3.anim.PropertySetter;
+import com.android.launcher3.config.FeatureFlags;
 import com.android.launcher3.statemanager.StateManager.StateListener;
 import com.android.launcher3.util.Themes;
 
@@ -90,7 +91,8 @@
         mLauncher = Launcher.getLauncher(context);
 
         boolean isMainColorDark = Themes.getAttrBoolean(context, R.attr.isMainColorDark);
-        mPaint.setStrokeWidth(getResources().getDimensionPixelSize(R.dimen.all_apps_divider_height));
+        mPaint.setStrokeWidth(
+                getResources().getDimensionPixelSize(R.dimen.all_apps_divider_height));
 
         mStrokeColor = ContextCompat.getColor(context, isMainColorDark
                 ? R.color.all_apps_prediction_row_separator_dark
@@ -134,7 +136,7 @@
                 if (row == this) {
                     break;
                 } else if (row.shouldDraw()) {
-                    sectionCount ++;
+                    sectionCount++;
                 }
             }
 
@@ -181,6 +183,11 @@
     }
 
     private void updateViewVisibility() {
+        // hide divider since we have item decoration for prediction row
+        if (FeatureFlags.ENABLE_DEVICE_SEARCH.get()) {
+            setVisibility(GONE);
+            return;
+        }
         setVisibility(mDividerType == DividerType.NONE
                 ? GONE
                 : (mIsScrolledOut ? INVISIBLE : VISIBLE));
diff --git a/quickstep/recents_ui_overrides/src/com/android/launcher3/appprediction/PredictionRowView.java b/quickstep/recents_ui_overrides/src/com/android/launcher3/appprediction/PredictionRowView.java
index 55384af..8a810e3 100644
--- a/quickstep/recents_ui_overrides/src/com/android/launcher3/appprediction/PredictionRowView.java
+++ b/quickstep/recents_ui_overrides/src/com/android/launcher3/appprediction/PredictionRowView.java
@@ -45,10 +45,12 @@
 import com.android.launcher3.LauncherAppState;
 import com.android.launcher3.LauncherState;
 import com.android.launcher3.R;
+import com.android.launcher3.allapps.AllAppsSectionDecorator;
 import com.android.launcher3.allapps.FloatingHeaderRow;
 import com.android.launcher3.allapps.FloatingHeaderView;
 import com.android.launcher3.anim.AlphaUpdateListener;
 import com.android.launcher3.anim.PropertySetter;
+import com.android.launcher3.config.FeatureFlags;
 import com.android.launcher3.keyboard.FocusIndicatorHelper;
 import com.android.launcher3.keyboard.FocusIndicatorHelper.SimpleFocusIndicatorHelper;
 import com.android.launcher3.logging.StatsLogUtils.LogContainerProvider;
@@ -110,6 +112,8 @@
 
     private boolean mPredictionsEnabled = false;
 
+    AllAppsSectionDecorator.SectionDecorationHandler mDecorationHandler;
+
     public PredictionRowView(@NonNull Context context) {
         this(context, null);
     }
@@ -128,6 +132,11 @@
         mIconFullTextAlpha = Color.alpha(mIconTextColor);
         mIconCurrentTextAlpha = mIconFullTextAlpha;
 
+        if (FeatureFlags.ENABLE_DEVICE_SEARCH.get()) {
+            mDecorationHandler = new AllAppsSectionDecorator.SectionDecorationHandler(getContext(),
+                    false);
+        }
+
         updateVisibility();
     }
 
@@ -153,6 +162,14 @@
 
     @Override
     protected void dispatchDraw(Canvas canvas) {
+        if (mDecorationHandler != null) {
+            mDecorationHandler.reset();
+            int childrenCount = getChildCount();
+            for (int i = 0; i < childrenCount; i++) {
+                mDecorationHandler.extendBounds(getChildAt(i));
+            }
+            mDecorationHandler.onDraw(canvas);
+        }
         mFocusHelper.draw(canvas);
         super.dispatchDraw(canvas);
     }
diff --git a/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/touchcontrollers/TaskViewTouchController.java b/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/touchcontrollers/TaskViewTouchController.java
index 37a595e..fce019b 100644
--- a/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/touchcontrollers/TaskViewTouchController.java
+++ b/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/touchcontrollers/TaskViewTouchController.java
@@ -16,7 +16,6 @@
 package com.android.launcher3.uioverrides.touchcontrollers;
 
 import static com.android.launcher3.AbstractFloatingView.TYPE_ACCESSIBLE;
-import static com.android.launcher3.config.FeatureFlags.ENABLE_QUICKSTEP_LIVE_TILE;
 import static com.android.launcher3.touch.SingleAxisSwipeDetector.DIRECTION_BOTH;
 import static com.android.launcher3.touch.SingleAxisSwipeDetector.DIRECTION_NEGATIVE;
 import static com.android.launcher3.touch.SingleAxisSwipeDetector.DIRECTION_POSITIVE;
@@ -262,13 +261,6 @@
         mCurrentAnimation.setPlayFraction(Utilities.boundToRange(
                 totalDisplacement * mProgressMultiplier, 0, 1));
 
-        if (ENABLE_QUICKSTEP_LIVE_TILE.get()) {
-            if (mRecentsView.getCurrentPage() == 0) {
-                mRecentsView.getLiveTileTaskViewSimulator().setOffsetY(
-                        isGoingUp ? totalDisplacement : 0);
-                mRecentsView.redrawLiveTile();
-            }
-        }
         return true;
     }
 
@@ -299,13 +291,6 @@
         }
 
         mCurrentAnimation.setEndAction(() -> onCurrentAnimationEnd(goingToEnd, logAction));
-        if (ENABLE_QUICKSTEP_LIVE_TILE.get()) {
-            mCurrentAnimation.getAnimationPlayer().addUpdateListener(valueAnimator -> {
-                if (mRecentsView.getCurrentPage() != 0 || mCurrentAnimationIsGoingUp) {
-                    mRecentsView.redrawLiveTile();
-                }
-            });
-        }
         mCurrentAnimation.startWithVelocity(mActivity, goingToEnd,
                 velocity, mEndDisplacement, animationDuration);
     }
diff --git a/quickstep/recents_ui_overrides/src/com/android/quickstep/AbsSwipeUpHandler.java b/quickstep/recents_ui_overrides/src/com/android/quickstep/AbsSwipeUpHandler.java
index f371145..b6d44eb 100644
--- a/quickstep/recents_ui_overrides/src/com/android/quickstep/AbsSwipeUpHandler.java
+++ b/quickstep/recents_ui_overrides/src/com/android/quickstep/AbsSwipeUpHandler.java
@@ -23,7 +23,6 @@
 import static com.android.launcher3.anim.Interpolators.LINEAR;
 import static com.android.launcher3.anim.Interpolators.OVERSHOOT_1_2;
 import static com.android.launcher3.config.FeatureFlags.ENABLE_QUICKSTEP_LIVE_TILE;
-import static com.android.launcher3.config.FeatureFlags.UNSTABLE_SPRINGS;
 import static com.android.launcher3.logging.StatsLogManager.LAUNCHER_STATE_BACKGROUND;
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.IGNORE;
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_HOME_GESTURE;
@@ -48,7 +47,6 @@
 import static com.android.systemui.shared.system.RemoteAnimationTargetCompat.ACTIVITY_TYPE_HOME;
 
 import android.animation.Animator;
-import android.animation.TimeInterpolator;
 import android.animation.ValueAnimator;
 import android.annotation.TargetApi;
 import android.app.ActivityManager;
@@ -75,7 +73,6 @@
 import com.android.launcher3.R;
 import com.android.launcher3.Utilities;
 import com.android.launcher3.anim.AnimationSuccessListener;
-import com.android.launcher3.anim.AnimatorPlaybackController;
 import com.android.launcher3.anim.Interpolators;
 import com.android.launcher3.logging.StatsLogManager;
 import com.android.launcher3.logging.StatsLogManager.StatsLogger;
@@ -93,6 +90,7 @@
 import com.android.quickstep.inputconsumers.OverviewInputConsumer;
 import com.android.quickstep.util.ActiveGestureLog;
 import com.android.quickstep.util.ActivityInitListener;
+import com.android.quickstep.util.AnimatorControllerWithResistance;
 import com.android.quickstep.util.InputConsumerProxy;
 import com.android.quickstep.util.RectFSpringAnim;
 import com.android.quickstep.util.ShelfPeekAnim;
@@ -214,8 +212,7 @@
     private ThumbnailData mTaskSnapshot;
 
     // Used to control launcher components throughout the swipe gesture.
-    private AnimatorPlaybackController mLauncherTransitionController;
-    private boolean mHasLauncherTransitionControllerStarted;
+    private AnimatorControllerWithResistance mLauncherTransitionController;
 
     private AnimationFactory mAnimationFactory = (t) -> { };
 
@@ -564,11 +561,11 @@
 
     /**
      * We don't want to change mLauncherTransitionController if mGestureState.getEndTarget() == HOME
-     * (it has its own animation) or if we're already animating the current controller.
+     * (it has its own animation).
      * @return Whether we can create the launcher controller or update its progress.
      */
     private boolean canCreateNewOrUpdateExistingLauncherTransitionController() {
-        return mGestureState.getEndTarget() != HOME && !mHasLauncherTransitionControllerStarted;
+        return mGestureState.getEndTarget() != HOME;
     }
 
     @Override
@@ -578,10 +575,9 @@
         return result;
     }
 
-    private void onAnimatorPlaybackControllerCreated(AnimatorPlaybackController anim) {
+    private void onAnimatorPlaybackControllerCreated(AnimatorControllerWithResistance anim) {
         mLauncherTransitionController = anim;
-        mLauncherTransitionController.dispatchSetInterpolator(t -> t * mDragLengthFactor);
-        mLauncherTransitionController.dispatchOnStart();
+        mLauncherTransitionController.getNormalController().dispatchOnStart();
         updateLauncherTransitionProgress();
     }
 
@@ -621,10 +617,7 @@
                 || !canCreateNewOrUpdateExistingLauncherTransitionController()) {
             return;
         }
-        // Normalize the progress to 0 to 1, as the animation controller will clamp it to that
-        // anyway. The controller mimics the drag length factor by applying it to its interpolators.
-        float progress = mCurrentShift.value / mDragLengthFactor;
-        mLauncherTransitionController.setPlayFraction(progress);
+        mLauncherTransitionController.setProgress(mCurrentShift.value, mDragLengthFactor);
     }
 
     /**
@@ -1112,31 +1105,6 @@
             windowAnim.start();
             mRunningWindowAnim = RunningWindowAnim.wrap(windowAnim);
         }
-        // Always play the entire launcher animation when going home, since it is separate from
-        // the animation that has been controlled thus far.
-        if (mGestureState.getEndTarget() == HOME) {
-            start = 0;
-        }
-
-        // We want to use the same interpolator as the window, but need to adjust it to
-        // interpolate over the remaining progress (end - start).
-        TimeInterpolator adjustedInterpolator = Interpolators.mapToProgress(
-                interpolator, start, end);
-        if (mLauncherTransitionController == null) {
-            return;
-        }
-        if (start == end || duration <= 0) {
-            mLauncherTransitionController.dispatchSetInterpolator(t -> end);
-        } else {
-            mLauncherTransitionController.dispatchSetInterpolator(adjustedInterpolator);
-        }
-        mLauncherTransitionController.getAnimationPlayer().setDuration(Math.max(0, duration));
-
-        if (UNSTABLE_SPRINGS.get()) {
-            mLauncherTransitionController.dispatchOnStart();
-        }
-        mLauncherTransitionController.getAnimationPlayer().start();
-        mHasLauncherTransitionControllerStarted = true;
     }
 
     private void computeRecentsScrollIfInvisible() {
@@ -1221,15 +1189,6 @@
 
     @UiThread
     private void startNewTask() {
-        if (ENABLE_QUICKSTEP_LIVE_TILE.get()) {
-            mRecentsAnimationController.finish(true /* toRecents */, this::startNewTaskInternal);
-        } else {
-            startNewTaskInternal();
-        }
-    }
-
-    @UiThread
-    private void startNewTaskInternal() {
         TaskView taskToLaunch = mRecentsView == null ? null : mRecentsView.getNextPageTaskView();
         startNewTask(success -> {
             if (!success) {
@@ -1270,10 +1229,6 @@
     private void cancelCurrentAnimation() {
         mCanceled = true;
         mCurrentShift.cancelAnimation();
-        if (mLauncherTransitionController != null && mLauncherTransitionController
-                .getAnimationPlayer().isStarted()) {
-            mLauncherTransitionController.getAnimationPlayer().cancel();
-        }
     }
 
     private void invalidateHandler() {
@@ -1299,7 +1254,10 @@
     private void endLauncherTransitionController() {
         setShelfState(ShelfAnimState.CANCEL, LINEAR, 0);
         if (mLauncherTransitionController != null) {
-            mLauncherTransitionController.getAnimationPlayer().end();
+            // End the animation, but stay at the same visual progress.
+            mLauncherTransitionController.getNormalController().dispatchSetInterpolator(
+                    t -> Utilities.boundToRange(mCurrentShift.value, 0, 1));
+            mLauncherTransitionController.getNormalController().getAnimationPlayer().end();
             mLauncherTransitionController = null;
         }
     }
@@ -1581,8 +1539,7 @@
      */
     protected void applyWindowTransform() {
         if (mWindowTransitionController != null) {
-            float progress = mCurrentShift.value / mDragLengthFactor;
-            mWindowTransitionController.setPlayFraction(progress);
+            mWindowTransitionController.setProgress(mCurrentShift.value, mDragLengthFactor);
         }
         if (mRecentsAnimationTargets != null) {
             if (mRecentsViewScrollLinked) {
diff --git a/quickstep/recents_ui_overrides/src/com/android/quickstep/AppToOverviewAnimationProvider.java b/quickstep/recents_ui_overrides/src/com/android/quickstep/AppToOverviewAnimationProvider.java
index 9310685..55f5424 100644
--- a/quickstep/recents_ui_overrides/src/com/android/quickstep/AppToOverviewAnimationProvider.java
+++ b/quickstep/recents_ui_overrides/src/com/android/quickstep/AppToOverviewAnimationProvider.java
@@ -79,8 +79,8 @@
         BaseActivityInterface.AnimationFactory factory = mActivityInterface.prepareRecentsUI(
                 mDeviceState,
                 wasVisible, (controller) -> {
-                    controller.dispatchOnStart();
-                    controller.getAnimationPlayer().end();
+                    controller.getNormalController().dispatchOnStart();
+                    controller.getNormalController().getAnimationPlayer().end();
                 });
         factory.createActivityInterface(RECENTS_LAUNCH_DURATION);
         factory.setRecentsAttachedToAppWindow(true, false);
diff --git a/quickstep/recents_ui_overrides/src/com/android/quickstep/FallbackActivityInterface.java b/quickstep/recents_ui_overrides/src/com/android/quickstep/FallbackActivityInterface.java
index d1da0c1..3898f0b 100644
--- a/quickstep/recents_ui_overrides/src/com/android/quickstep/FallbackActivityInterface.java
+++ b/quickstep/recents_ui_overrides/src/com/android/quickstep/FallbackActivityInterface.java
@@ -27,11 +27,11 @@
 
 import com.android.launcher3.DeviceProfile;
 import com.android.launcher3.R;
-import com.android.launcher3.anim.AnimatorPlaybackController;
 import com.android.launcher3.touch.PagedOrientationHandler;
 import com.android.launcher3.userevent.nano.LauncherLogProto;
 import com.android.quickstep.fallback.RecentsState;
 import com.android.quickstep.util.ActivityInitListener;
+import com.android.quickstep.util.AnimatorControllerWithResistance;
 import com.android.quickstep.views.RecentsView;
 import com.android.systemui.shared.system.RemoteAnimationTargetCompat;
 
@@ -84,7 +84,7 @@
     /** 6 */
     @Override
     public AnimationFactory prepareRecentsUI(RecentsAnimationDeviceState deviceState,
-            boolean activityVisible, Consumer<AnimatorPlaybackController> callback) {
+            boolean activityVisible, Consumer<AnimatorControllerWithResistance> callback) {
         DefaultAnimationFactory factory = new DefaultAnimationFactory(callback);
         factory.initUI();
         return factory;
diff --git a/quickstep/recents_ui_overrides/src/com/android/quickstep/LauncherActivityInterface.java b/quickstep/recents_ui_overrides/src/com/android/quickstep/LauncherActivityInterface.java
index 5a35eb5..4e38f49 100644
--- a/quickstep/recents_ui_overrides/src/com/android/quickstep/LauncherActivityInterface.java
+++ b/quickstep/recents_ui_overrides/src/com/android/quickstep/LauncherActivityInterface.java
@@ -39,7 +39,6 @@
 import com.android.launcher3.LauncherState;
 import com.android.launcher3.R;
 import com.android.launcher3.allapps.DiscoveryBounce;
-import com.android.launcher3.anim.AnimatorPlaybackController;
 import com.android.launcher3.anim.PendingAnimation;
 import com.android.launcher3.statehandlers.DepthController;
 import com.android.launcher3.statehandlers.DepthController.ClampedDepthProperty;
@@ -49,6 +48,7 @@
 import com.android.launcher3.userevent.nano.LauncherLogProto;
 import com.android.quickstep.SysUINavigationMode.Mode;
 import com.android.quickstep.util.ActivityInitListener;
+import com.android.quickstep.util.AnimatorControllerWithResistance;
 import com.android.quickstep.util.LayoutUtils;
 import com.android.quickstep.util.ShelfPeekAnim.ShelfAnimState;
 import com.android.quickstep.views.RecentsView;
@@ -118,7 +118,7 @@
 
     @Override
     public AnimationFactory prepareRecentsUI(RecentsAnimationDeviceState deviceState,
-            boolean activityVisible, Consumer<AnimatorPlaybackController> callback) {
+            boolean activityVisible, Consumer<AnimatorControllerWithResistance> callback) {
         notifyRecentsOfOrientation(deviceState.getRotationTouchHelper());
         DefaultAnimationFactory factory = new DefaultAnimationFactory(callback) {
             @Override
diff --git a/quickstep/recents_ui_overrides/src/com/android/quickstep/QuickstepTestInformationHandler.java b/quickstep/recents_ui_overrides/src/com/android/quickstep/QuickstepTestInformationHandler.java
index 6f4d34c..5026f36 100644
--- a/quickstep/recents_ui_overrides/src/com/android/quickstep/QuickstepTestInformationHandler.java
+++ b/quickstep/recents_ui_overrides/src/com/android/quickstep/QuickstepTestInformationHandler.java
@@ -58,6 +58,12 @@
                         FeatureFlags.ENABLE_OVERVIEW_ACTIONS.get());
                 return response;
             }
+
+            case TestProtocol.REQUEST_OVERVIEW_SHARE_ENABLED: {
+                response.putBoolean(TestProtocol.TEST_INFO_RESPONSE_FIELD,
+                        FeatureFlags.ENABLE_OVERVIEW_SHARE.get());
+                return response;
+            }
         }
 
         return super.call(method);
diff --git a/quickstep/recents_ui_overrides/src/com/android/quickstep/SwipeUpAnimationLogic.java b/quickstep/recents_ui_overrides/src/com/android/quickstep/SwipeUpAnimationLogic.java
index e54a21c..137f809 100644
--- a/quickstep/recents_ui_overrides/src/com/android/quickstep/SwipeUpAnimationLogic.java
+++ b/quickstep/recents_ui_overrides/src/com/android/quickstep/SwipeUpAnimationLogic.java
@@ -16,7 +16,7 @@
 package com.android.quickstep;
 
 import static com.android.launcher3.anim.Interpolators.ACCEL_1_5;
-import static com.android.launcher3.anim.Interpolators.DEACCEL;
+import static com.android.launcher3.anim.Interpolators.LINEAR;
 
 import android.animation.Animator;
 import android.content.Context;
@@ -24,7 +24,6 @@
 import android.graphics.Matrix.ScaleToFit;
 import android.graphics.Rect;
 import android.graphics.RectF;
-import android.view.animation.Interpolator;
 
 import androidx.annotation.NonNull;
 import androidx.annotation.UiThread;
@@ -35,6 +34,7 @@
 import com.android.launcher3.anim.AnimatorPlaybackController;
 import com.android.launcher3.anim.PendingAnimation;
 import com.android.launcher3.touch.PagedOrientationHandler;
+import com.android.quickstep.util.AnimatorControllerWithResistance;
 import com.android.quickstep.util.RectFSpringAnim;
 import com.android.quickstep.util.TaskViewSimulator;
 import com.android.quickstep.util.TransformParams;
@@ -45,7 +45,6 @@
 public abstract class SwipeUpAnimationLogic {
 
     protected static final Rect TEMP_RECT = new Rect();
-    private static final Interpolator PULLBACK_INTERPOLATOR = DEACCEL;
 
     protected DeviceProfile mDp;
 
@@ -66,12 +65,8 @@
     protected int mTransitionDragLength;
     // How much further we can drag past recents, as a factor of mTransitionDragLength.
     protected float mDragLengthFactor = 1;
-    // Start resisting when swiping past this factor of mTransitionDragLength.
-    private float mDragLengthFactorStartPullback = 1f;
-    // This is how far down we can scale down, where 0f is full screen and 1f is recents.
-    private float mDragLengthFactorMaxPullback = 1f;
 
-    protected AnimatorPlaybackController mWindowTransitionController;
+    protected AnimatorControllerWithResistance mWindowTransitionController;
 
     public SwipeUpAnimationLogic(Context context, RecentsAnimationDeviceState deviceState,
             GestureState gestureState, TransformParams transformParams) {
@@ -97,19 +92,16 @@
         if (mDeviceState.isFullyGesturalNavMode()) {
             // We can drag all the way to the top of the screen.
             mDragLengthFactor = (float) dp.heightPx / mTransitionDragLength;
-
-            float startScale = mTaskViewSimulator.getFullScreenScale();
-            // Start pulling back when RecentsView scale is 0.75f, and let it go down to 0.5f.
-            mDragLengthFactorStartPullback = (0.75f - startScale) / (1 - startScale);
-            mDragLengthFactorMaxPullback = (0.5f - startScale) / (1 - startScale);
         } else {
-            mDragLengthFactor = 1;
-            mDragLengthFactorStartPullback = mDragLengthFactorMaxPullback = 1;
+            mDragLengthFactor = 1 + AnimatorControllerWithResistance.TWO_BUTTON_EXTRA_DRAG_FACTOR;
         }
 
         PendingAnimation pa = new PendingAnimation(mTransitionDragLength * 2);
-        mTaskViewSimulator.addAppToOverviewAnim(pa, t -> t * mDragLengthFactor);
-        mWindowTransitionController = pa.createPlaybackController();
+        mTaskViewSimulator.addAppToOverviewAnim(pa, LINEAR);
+        AnimatorPlaybackController normalController = pa.createPlaybackController();
+        mWindowTransitionController = AnimatorControllerWithResistance.createForRecents(
+                normalController, mContext, mTaskViewSimulator.getOrientationState(),
+                mDp, mTaskViewSimulator.recentsViewScale, AnimatedFloat.VALUE);
     }
 
     @UiThread
@@ -122,13 +114,6 @@
         } else {
             float translation = Math.max(displacement, 0);
             shift = mTransitionDragLength == 0 ? 0 : translation / mTransitionDragLength;
-            if (shift > mDragLengthFactorStartPullback) {
-                float pullbackProgress = Utilities.getProgress(shift,
-                        mDragLengthFactorStartPullback, mDragLengthFactor);
-                pullbackProgress = PULLBACK_INTERPOLATOR.getInterpolation(pullbackProgress);
-                shift = mDragLengthFactorStartPullback + pullbackProgress
-                        * (mDragLengthFactorMaxPullback - mDragLengthFactorStartPullback);
-            }
         }
 
         mCurrentShift.updateValue(shift);
@@ -183,7 +168,7 @@
             HomeAnimationFactory homeAnimationFactory) {
         final RectF targetRect = homeAnimationFactory.getWindowTargetRect();
 
-        mWindowTransitionController.setPlayFraction(startProgress / mDragLengthFactor);
+        mCurrentShift.updateValue(startProgress);
         mTaskViewSimulator.apply(mTransformParams.setProgress(startProgress));
         RectF cropRectF = new RectF(mTaskViewSimulator.getCurrentCropRect());
 
diff --git a/quickstep/recents_ui_overrides/src/com/android/quickstep/fallback/FallbackRecentsView.java b/quickstep/recents_ui_overrides/src/com/android/quickstep/fallback/FallbackRecentsView.java
index a946304..f5f5259 100644
--- a/quickstep/recents_ui_overrides/src/com/android/quickstep/fallback/FallbackRecentsView.java
+++ b/quickstep/recents_ui_overrides/src/com/android/quickstep/fallback/FallbackRecentsView.java
@@ -101,20 +101,20 @@
     }
 
     @Override
-    protected boolean shouldAddDummyTaskView(RunningTaskInfo runningTaskInfo) {
+    protected boolean shouldAddStubTaskView(RunningTaskInfo runningTaskInfo) {
         if (mHomeTaskInfo != null && runningTaskInfo != null &&
                 mHomeTaskInfo.taskId == runningTaskInfo.taskId
                 && getTaskViewCount() == 0) {
-            // Do not add a dummy task if we are running over home with empty recents, so that we
-            // show the empty recents message instead of showing a dummy task and later removing it.
+            // Do not add a stub task if we are running over home with empty recents, so that we
+            // show the empty recents message instead of showing a stub task and later removing it.
             return false;
         }
-        return super.shouldAddDummyTaskView(runningTaskInfo);
+        return super.shouldAddStubTaskView(runningTaskInfo);
     }
 
     @Override
     protected void applyLoadPlan(ArrayList<Task> tasks) {
-        // When quick-switching on 3p-launcher, we add a "dummy" tile corresponding to Launcher
+        // When quick-switching on 3p-launcher, we add a "stub" tile corresponding to Launcher
         // as well. This tile is never shown as we have setCurrentTaskHidden, but allows use to
         // track the index of the next task appropriately, as if we are switching on any other app.
         if (mHomeTaskInfo != null && mHomeTaskInfo.taskId == mRunningTaskId && !tasks.isEmpty()) {
diff --git a/quickstep/recents_ui_overrides/src/com/android/quickstep/inputconsumers/DeviceLockedInputConsumer.java b/quickstep/recents_ui_overrides/src/com/android/quickstep/inputconsumers/DeviceLockedInputConsumer.java
index db1948b..7032fae 100644
--- a/quickstep/recents_ui_overrides/src/com/android/quickstep/inputconsumers/DeviceLockedInputConsumer.java
+++ b/quickstep/recents_ui_overrides/src/com/android/quickstep/inputconsumers/DeviceLockedInputConsumer.java
@@ -60,7 +60,7 @@
 import com.android.systemui.shared.system.SyncRtSurfaceTransactionApplierCompat.SurfaceParams.Builder;
 
 /**
- * A dummy input consumer used when the device is still locked, e.g. from secure camera.
+ * A placeholder input consumer used when the device is still locked, e.g. from secure camera.
  */
 public class DeviceLockedInputConsumer implements InputConsumer,
         RecentsAnimationCallbacks.RecentsAnimationListener, BuilderProxy {
diff --git a/quickstep/recents_ui_overrides/src/com/android/quickstep/views/RecentsView.java b/quickstep/recents_ui_overrides/src/com/android/quickstep/views/RecentsView.java
index dda2c5c..9393e08 100644
--- a/quickstep/recents_ui_overrides/src/com/android/quickstep/views/RecentsView.java
+++ b/quickstep/recents_ui_overrides/src/com/android/quickstep/views/RecentsView.java
@@ -849,6 +849,14 @@
                 taskView.setModalness(mTaskModalness);
             }
         }
+        if (ENABLE_QUICKSTEP_LIVE_TILE.get()) {
+            // Since we reuse the same mLiveTileTaskViewSimulator in the RecentsView, we need
+            // to reset the params after it settles in Overview from swipe up so that we don't
+            // render with obsolete param values.
+            mLiveTileTaskViewSimulator.fullScreenProgress.value = 0;
+            mLiveTileTaskViewSimulator.recentsViewScale.value = 1;
+            mLiveTileTaskViewSimulator.setOffsetY(0);
+        }
         if (mRunningTaskTileHidden) {
             setRunningTaskHidden(mRunningTaskTileHidden);
         }
@@ -1175,9 +1183,9 @@
     }
 
     /**
-     * Returns true if we should add a dummy taskView for the running task id
+     * Returns true if we should add a stub taskView for the running task id
      */
-    protected boolean shouldAddDummyTaskView(RunningTaskInfo runningTaskInfo) {
+    protected boolean shouldAddStubTaskView(RunningTaskInfo runningTaskInfo) {
         return runningTaskInfo != null && getTaskView(runningTaskInfo.taskId) == null;
     }
 
@@ -1188,7 +1196,7 @@
      * is called.  Also scrolls the view to this task.
      */
     public void showCurrentTask(RunningTaskInfo runningTaskInfo) {
-        if (shouldAddDummyTaskView(runningTaskInfo)) {
+        if (shouldAddStubTaskView(runningTaskInfo)) {
             boolean wasEmpty = getChildCount() == 0;
             // Add an empty view for now until the task plan is loaded and applied
             final TaskView taskView = mTaskViewPool.getView();
@@ -1501,6 +1509,13 @@
             anim.addOnFrameCallback(this::updateCurveProperties);
         }
 
+        if (ENABLE_QUICKSTEP_LIVE_TILE.get() && getRunningTaskView() == taskView) {
+            anim.addOnFrameCallback(() -> {
+                mLiveTileTaskViewSimulator.setOffsetY(taskView.getTranslationY());
+                redrawLiveTile();
+            });
+        }
+
         // Add a tiny bit of translation Z, so that it draws on top of other views
         if (animateTaskView) {
             taskView.setTranslationZ(0.1f);
diff --git a/quickstep/recents_ui_overrides/src/com/android/quickstep/views/TaskThumbnailView.java b/quickstep/recents_ui_overrides/src/com/android/quickstep/views/TaskThumbnailView.java
index a8d6442..7651dd8 100644
--- a/quickstep/recents_ui_overrides/src/com/android/quickstep/views/TaskThumbnailView.java
+++ b/quickstep/recents_ui_overrides/src/com/android/quickstep/views/TaskThumbnailView.java
@@ -125,7 +125,7 @@
         mDimmingPaintAfterClearing.setColor(Color.BLACK);
         mActivity = BaseActivity.fromContext(context);
         mIsDarkTextTheme = Themes.getAttrBoolean(mActivity, R.attr.isWorkspaceDarkText);
-        // Initialize with dummy value. It is overridden later by TaskView
+        // Initialize with placeholder value. It is overridden later by TaskView
         mFullscreenParams = TEMP_PARAMS.get(context);
     }
 
diff --git a/quickstep/recents_ui_overrides/src/com/android/quickstep/views/TaskView.java b/quickstep/recents_ui_overrides/src/com/android/quickstep/views/TaskView.java
index 27d84e6..6b7daec 100644
--- a/quickstep/recents_ui_overrides/src/com/android/quickstep/views/TaskView.java
+++ b/quickstep/recents_ui_overrides/src/com/android/quickstep/views/TaskView.java
@@ -245,14 +245,14 @@
      */
     public WorkspaceItemInfo getItemInfo() {
         ComponentKey componentKey = TaskUtils.getLaunchComponentKeyForTask(getTask().key);
-        WorkspaceItemInfo dummyInfo = new WorkspaceItemInfo();
-        dummyInfo.itemType = LauncherSettings.Favorites.ITEM_TYPE_TASK;
-        dummyInfo.container = LauncherSettings.Favorites.CONTAINER_TASKSWITCHER;
-        dummyInfo.user = componentKey.user;
-        dummyInfo.intent = new Intent().setComponent(componentKey.componentName);
-        dummyInfo.title = TaskUtils.getTitle(getContext(), getTask());
-        dummyInfo.screenId = getRecentsView().indexOfChild(this);
-        return dummyInfo;
+        WorkspaceItemInfo stubInfo = new WorkspaceItemInfo();
+        stubInfo.itemType = LauncherSettings.Favorites.ITEM_TYPE_TASK;
+        stubInfo.container = LauncherSettings.Favorites.CONTAINER_TASKSWITCHER;
+        stubInfo.user = componentKey.user;
+        stubInfo.intent = new Intent().setComponent(componentKey.componentName);
+        stubInfo.title = TaskUtils.getTitle(getContext(), getTask());
+        stubInfo.screenId = getRecentsView().indexOfChild(this);
+        return stubInfo;
     }
 
     @Override
diff --git a/quickstep/robolectric_tests/src/com/android/quickstep/RecentsActivityTest.java b/quickstep/robolectric_tests/src/com/android/quickstep/RecentsActivityTest.java
index c148a4b..7049af0 100644
--- a/quickstep/robolectric_tests/src/com/android/quickstep/RecentsActivityTest.java
+++ b/quickstep/robolectric_tests/src/com/android/quickstep/RecentsActivityTest.java
@@ -60,9 +60,9 @@
 
         FallbackRecentsView frv = activity.getOverviewPanel();
 
-        RunningTaskInfo dummyTask = new RunningTaskInfo();
-        dummyTask.taskId = 22;
-        frv.showCurrentTask(dummyTask);
+        RunningTaskInfo placeholderTask = new RunningTaskInfo();
+        placeholderTask.taskId = 22;
+        frv.showCurrentTask(placeholderTask);
         doLayout(activity);
 
         ThumbnailData thumbnailData = new ThumbnailData();
diff --git a/quickstep/src/com/android/launcher3/QuickstepAppTransitionManagerImpl.java b/quickstep/src/com/android/launcher3/QuickstepAppTransitionManagerImpl.java
index bd97f65..f3d5434 100644
--- a/quickstep/src/com/android/launcher3/QuickstepAppTransitionManagerImpl.java
+++ b/quickstep/src/com/android/launcher3/QuickstepAppTransitionManagerImpl.java
@@ -45,7 +45,6 @@
 import android.animation.AnimatorSet;
 import android.animation.ObjectAnimator;
 import android.animation.ValueAnimator;
-import android.annotation.TargetApi;
 import android.app.ActivityOptions;
 import android.content.Context;
 import android.content.pm.PackageManager;
@@ -55,7 +54,6 @@
 import android.graphics.Rect;
 import android.graphics.RectF;
 import android.graphics.drawable.Drawable;
-import android.os.Build;
 import android.os.CancellationSignal;
 import android.os.Handler;
 import android.os.Looper;
@@ -94,7 +92,6 @@
  * {@link LauncherAppTransitionManager} with Quickstep-specific app transitions for launching from
  * home and/or all-apps.  Not used for 3p launchers.
  */
-@TargetApi(Build.VERSION_CODES.O)
 @SuppressWarnings("unused")
 public abstract class QuickstepAppTransitionManagerImpl extends LauncherAppTransitionManager
         implements OnDeviceProfileChangeListener {
diff --git a/quickstep/src/com/android/launcher3/model/WellbeingModel.java b/quickstep/src/com/android/launcher3/model/WellbeingModel.java
index f42b124..cc7b712 100644
--- a/quickstep/src/com/android/launcher3/model/WellbeingModel.java
+++ b/quickstep/src/com/android/launcher3/model/WellbeingModel.java
@@ -43,9 +43,11 @@
 import android.util.Log;
 
 import androidx.annotation.MainThread;
+import androidx.annotation.WorkerThread;
 
 import com.android.launcher3.BaseDraggingActivity;
 import com.android.launcher3.R;
+import com.android.launcher3.config.FeatureFlags;
 import com.android.launcher3.model.data.ItemInfo;
 import com.android.launcher3.popup.RemoteActionShortcut;
 import com.android.launcher3.popup.SystemShortcut;
@@ -57,6 +59,7 @@
 import java.util.Arrays;
 import java.util.HashMap;
 import java.util.Map;
+import java.util.function.Consumer;
 
 /**
  * Data model for digital wellbeing status of apps.
@@ -72,6 +75,9 @@
     private static final int MSG_FULL_REFRESH = 3;
 
     // Welbeing contract
+    private static final String PATH_ACTIONS = "actions";
+    private static final String PATH_MINIMAL_DEVICE = "minimal_device";
+    private static final String METHOD_GET_MINIMAL_DEVICE_CONFIG = "get_minimal_device_config";
     private static final String METHOD_GET_ACTIONS = "get_actions";
     private static final String EXTRA_ACTIONS = "actions";
     private static final String EXTRA_ACTION = "action";
@@ -104,15 +110,22 @@
         mContentObserver = new ContentObserver(MAIN_EXECUTOR.getHandler()) {
             @Override
             public void onChange(boolean selfChange, Uri uri) {
-                // Wellbeing reports that app actions have changed.
                 if (DEBUG || mIsInTest) {
-                    Log.d(TAG, "ContentObserver.onChange() called with: selfChange = [" + selfChange
-                            + "], uri = [" + uri + "]");
+                    Log.d(TAG, "ContentObserver.onChange() called with: selfChange = ["
+                            + selfChange + "], uri = [" + uri + "]");
                 }
                 Preconditions.assertUIThread();
-                updateWellbeingData();
+
+                if (uri.getPath().contains(PATH_ACTIONS)) {
+                    // Wellbeing reports that app actions have changed.
+                    updateWellbeingData();
+                } else if (uri.getPath().contains(PATH_MINIMAL_DEVICE)) {
+                    // Wellbeing reports that minimal device state or config is changed.
+                    updateLauncherModel();
+                }
             }
         };
+        FeatureFlags.ENABLE_MINIMAL_DEVICE.addChangeListener(mContext, this::updateLauncherModel);
 
         if (!TextUtils.isEmpty(mWellbeingProviderPkg)) {
             context.registerReceiver(
@@ -146,14 +159,18 @@
     private void restartObserver() {
         final ContentResolver resolver = mContext.getContentResolver();
         resolver.unregisterContentObserver(mContentObserver);
-        Uri actionsUri = apiBuilder().path("actions").build();
+        Uri actionsUri = apiBuilder().path(PATH_ACTIONS).build();
+        Uri minimalDeviceUri = apiBuilder().path(PATH_MINIMAL_DEVICE).build();
         try {
             resolver.registerContentObserver(
                     actionsUri, true /* notifyForDescendants */, mContentObserver);
+            resolver.registerContentObserver(
+                    minimalDeviceUri, true /* notifyForDescendants */, mContentObserver);
         } catch (Exception e) {
             Log.e(TAG, "Failed to register content observer for " + actionsUri + ": " + e);
             if (mIsInTest) throw new RuntimeException(e);
         }
+
         updateWellbeingData();
     }
 
@@ -191,12 +208,42 @@
         mWorkerHandler.sendEmptyMessage(MSG_FULL_REFRESH);
     }
 
+    private void updateLauncherModel() {
+        if (!FeatureFlags.ENABLE_MINIMAL_DEVICE.get()) return;
+
+        // TODO: init Launcher in minimal device / normal mode
+    }
+
     private Uri.Builder apiBuilder() {
         return new Uri.Builder()
                 .scheme(SCHEME_CONTENT)
                 .authority(mWellbeingProviderPkg + ".api");
     }
 
+    /**
+     * Fetch most up-to-date minimal device config.
+     */
+    @WorkerThread
+    private void runWithMinimalDeviceConfigs(Consumer<Bundle> consumer) {
+        if (DEBUG || mIsInTest) {
+            Log.d(TAG, "runWithMinimalDeviceConfigs() called");
+        }
+        Preconditions.assertNonUiThread();
+
+        final Uri contentUri = apiBuilder().build();
+        final Bundle remoteBundle;
+        try (ContentProviderClient client = mContext.getContentResolver()
+                .acquireUnstableContentProviderClient(contentUri)) {
+            remoteBundle = client.call(
+                    METHOD_GET_MINIMAL_DEVICE_CONFIG, null /* args */, null /* extras */);
+            consumer.accept(remoteBundle);
+        } catch (Exception e) {
+            Log.e(TAG, "Failed to retrieve data from " + contentUri + ": " + e);
+            if (mIsInTest) throw new RuntimeException(e);
+        }
+        if (DEBUG || mIsInTest) Log.i(TAG, "runWithMinimalDeviceConfigs(): finished");
+    }
+
     private boolean updateActions(String... packageNames) {
         if (packageNames.length == 0) {
             return true;
diff --git a/quickstep/src/com/android/quickstep/BaseActivityInterface.java b/quickstep/src/com/android/quickstep/BaseActivityInterface.java
index 9dc2132..a9a4e95 100644
--- a/quickstep/src/com/android/quickstep/BaseActivityInterface.java
+++ b/quickstep/src/com/android/quickstep/BaseActivityInterface.java
@@ -52,6 +52,7 @@
 import com.android.launcher3.util.WindowBounds;
 import com.android.quickstep.SysUINavigationMode.Mode;
 import com.android.quickstep.util.ActivityInitListener;
+import com.android.quickstep.util.AnimatorControllerWithResistance;
 import com.android.quickstep.util.ShelfPeekAnim;
 import com.android.quickstep.util.SplitScreenBounds;
 import com.android.quickstep.views.RecentsView;
@@ -106,7 +107,7 @@
     public abstract void onAssistantVisibilityChanged(float visibility);
 
     public abstract AnimationFactory prepareRecentsUI(RecentsAnimationDeviceState deviceState,
-            boolean activityVisible, Consumer<AnimatorPlaybackController> callback);
+            boolean activityVisible, Consumer<AnimatorControllerWithResistance> callback);
 
     public abstract ActivityInitListener createActivityInitListener(
             Predicate<Boolean> onInitListener);
@@ -312,11 +313,11 @@
 
         protected final ACTIVITY_TYPE mActivity;
         private final STATE_TYPE mStartState;
-        private final Consumer<AnimatorPlaybackController> mCallback;
+        private final Consumer<AnimatorControllerWithResistance> mCallback;
 
         private boolean mIsAttachedToWindow;
 
-        DefaultAnimationFactory(Consumer<AnimatorPlaybackController> callback) {
+        DefaultAnimationFactory(Consumer<AnimatorControllerWithResistance> callback) {
             mCallback = callback;
 
             mActivity = getCreatedActivity();
@@ -344,7 +345,13 @@
             controller.setEndAction(() -> mActivity.getStateManager().goToState(
                     controller.getInterpolatedProgress() > 0.5 ? mOverviewState : mBackgroundState,
                     false));
-            mCallback.accept(controller);
+
+            RecentsView recentsView = mActivity.getOverviewPanel();
+            AnimatorControllerWithResistance controllerWithResistance =
+                    AnimatorControllerWithResistance.createForRecents(controller, mActivity,
+                            recentsView.getPagedViewOrientedState(), mActivity.getDeviceProfile(),
+                            recentsView, RECENTS_SCALE_PROPERTY);
+            mCallback.accept(controllerWithResistance);
 
             // Creating the activity controller animation sometimes reapplies the launcher state
             // (because we set the animation as the current state animation), so we reapply the
diff --git a/quickstep/src/com/android/quickstep/OrientationTouchTransformer.java b/quickstep/src/com/android/quickstep/OrientationTouchTransformer.java
index 0710a0a..b2bce0c 100644
--- a/quickstep/src/com/android/quickstep/OrientationTouchTransformer.java
+++ b/quickstep/src/com/android/quickstep/OrientationTouchTransformer.java
@@ -374,7 +374,7 @@
         StringBuilder regions = new StringBuilder("  currentTouchableRotations=");
         for(int i = 0; i < mSwipeTouchRegions.size(); i++) {
             OrientationRectF rectF = mSwipeTouchRegions.get(mSwipeTouchRegions.keyAt(i));
-            regions.append(rectF.mRotation).append(" ");
+            regions.append(rectF).append(" ");
         }
         pw.println(regions.toString());
         pw.println("  mNavBarGesturalHeight=" + mNavBarGesturalHeight);
diff --git a/quickstep/src/com/android/quickstep/RecentsModel.java b/quickstep/src/com/android/quickstep/RecentsModel.java
index 6f54ba2..6c302ae 100644
--- a/quickstep/src/com/android/quickstep/RecentsModel.java
+++ b/quickstep/src/com/android/quickstep/RecentsModel.java
@@ -160,9 +160,9 @@
 
     @Override
     public void onTaskRemoved(int taskId) {
-        Task.TaskKey dummyKey = new Task.TaskKey(taskId, 0, null, null, 0, 0);
-        mThumbnailCache.remove(dummyKey);
-        mIconCache.onTaskRemoved(dummyKey);
+        Task.TaskKey stubKey = new Task.TaskKey(taskId, 0, null, null, 0, 0);
+        mThumbnailCache.remove(stubKey);
+        mIconCache.onTaskRemoved(stubKey);
     }
 
     public void onTrimMemory(int level) {
diff --git a/quickstep/src/com/android/quickstep/interaction/SwipeUpGestureTutorialController.java b/quickstep/src/com/android/quickstep/interaction/SwipeUpGestureTutorialController.java
index 044e010..60d8ef6 100644
--- a/quickstep/src/com/android/quickstep/interaction/SwipeUpGestureTutorialController.java
+++ b/quickstep/src/com/android/quickstep/interaction/SwipeUpGestureTutorialController.java
@@ -184,8 +184,7 @@
 
         @Override
         public void updateFinalShift() {
-            float progress = mCurrentShift.value / mDragLengthFactor;
-            mWindowTransitionController.setPlayFraction(progress);
+            mWindowTransitionController.setProgress(mCurrentShift.value, mDragLengthFactor);
             mTaskViewSimulator.apply(mTransformParams);
         }
 
diff --git a/quickstep/src/com/android/quickstep/util/AnimatorControllerWithResistance.java b/quickstep/src/com/android/quickstep/util/AnimatorControllerWithResistance.java
new file mode 100644
index 0000000..d58329a
--- /dev/null
+++ b/quickstep/src/com/android/quickstep/util/AnimatorControllerWithResistance.java
@@ -0,0 +1,157 @@
+/*
+ * 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.quickstep.util;
+
+import static com.android.launcher3.anim.Interpolators.DEACCEL;
+import static com.android.launcher3.anim.Interpolators.LINEAR;
+import static com.android.quickstep.SysUINavigationMode.Mode.TWO_BUTTONS;
+
+import android.animation.TimeInterpolator;
+import android.content.Context;
+import android.graphics.PointF;
+import android.graphics.Rect;
+import android.util.FloatProperty;
+
+import com.android.launcher3.DeviceProfile;
+import com.android.launcher3.Utilities;
+import com.android.launcher3.anim.AnimatorPlaybackController;
+import com.android.launcher3.anim.PendingAnimation;
+import com.android.quickstep.LauncherActivityInterface;
+import com.android.quickstep.SysUINavigationMode;
+
+/**
+ * Controls an animation that can go beyond progress = 1, at which point resistance should be
+ * applied. Internally, this is a wrapper around 2 {@link AnimatorPlaybackController}s, one that
+ * runs from progress 0 to 1 like normal, then one that seamlessly continues that animation but
+ * starts applying resistance as well.
+ */
+public class AnimatorControllerWithResistance {
+
+    /**
+     * How much farther we can drag past overview in 2-button mode, as a factor of the distance
+     * it takes to drag from an app to overview.
+     */
+    public static final float TWO_BUTTON_EXTRA_DRAG_FACTOR = 0.25f;
+
+    /**
+     * Start slowing down the rate of scaling down when recents view is smaller than this scale.
+     */
+    private static final float RECENTS_SCALE_START_RESIST = 0.75f;
+
+    /**
+     * Recents view will reach this scale at the very end of the drag.
+     */
+    private static final float RECENTS_SCALE_MAX_RESIST = 0.5f;
+
+    private static final TimeInterpolator RECENTS_SCALE_RESIST_INTERPOLATOR = DEACCEL;
+
+    private final AnimatorPlaybackController mNormalController;
+    private final AnimatorPlaybackController mResistanceController;
+
+    // Initialize to -1 so the first 0 gets applied.
+    private float mLastNormalProgress = -1;
+    private float mLastResistProgress;
+
+    public AnimatorControllerWithResistance(AnimatorPlaybackController normalController,
+            AnimatorPlaybackController resistanceController) {
+        mNormalController = normalController;
+        mResistanceController = resistanceController;
+    }
+
+    public AnimatorPlaybackController getNormalController() {
+        return mNormalController;
+    }
+
+    /**
+     * Applies the current progress of the animation.
+     * @param progress From 0 to maxProgress, where 1 is the target we are animating towards.
+     * @param maxProgress > 1, this is where the resistance will be applied.
+     */
+    public void setProgress(float progress, float maxProgress) {
+        float normalProgress = Utilities.boundToRange(progress, 0, 1);
+        if (normalProgress != mLastNormalProgress) {
+            mLastNormalProgress = normalProgress;
+            mNormalController.setPlayFraction(normalProgress);
+        }
+        if (maxProgress <= 1) {
+            return;
+        }
+        float resistProgress = progress <= 1 ? 0 : Utilities.getProgress(progress, 1, maxProgress);
+        if (resistProgress != mLastResistProgress) {
+            mLastResistProgress = resistProgress;
+            mResistanceController.setPlayFraction(resistProgress);
+        }
+    }
+
+    /**
+     * Applies resistance to recents when swiping up past its target position.
+     * @param normalController The controller to run from 0 to 1 before this resistance applies.
+     * @param context Used to compute start and end values.
+     * @param recentsOrientedState Used to compute start and end values.
+     * @param dp Used to compute start and end values.
+     * @param scaleTarget The target for the scaleProperty.
+     * @param scaleProperty Animate the value to change the scale of the window/recents view.
+     */
+    public static <SCALE> AnimatorControllerWithResistance createForRecents(
+            AnimatorPlaybackController normalController, Context context,
+            RecentsOrientedState recentsOrientedState, DeviceProfile dp, SCALE scaleTarget,
+            FloatProperty<SCALE> scaleProperty) {
+        Rect startRect = new Rect();
+        LauncherActivityInterface.INSTANCE.calculateTaskSize(context, dp, startRect,
+                recentsOrientedState.getOrientationHandler());
+        long distanceToCover = startRect.bottom;
+        boolean isTwoButtonMode = SysUINavigationMode.getMode(context) == TWO_BUTTONS;
+        if (isTwoButtonMode) {
+            // We can only drag a small distance past overview, not to the top of the screen.
+            distanceToCover = (long)
+                    ((dp.heightPx - startRect.bottom) * TWO_BUTTON_EXTRA_DRAG_FACTOR);
+        }
+        PendingAnimation resistAnim = new PendingAnimation(distanceToCover * 2);
+
+        PointF pivot = new PointF();
+        float fullscreenScale = recentsOrientedState.getFullScreenScaleAndPivot(
+                startRect, dp, pivot);
+        float startScale = 1;
+        float prevScaleRate = (fullscreenScale - startScale) / (dp.heightPx - startRect.bottom);
+        // This is what the scale would be at the end of the drag if we didn't apply resistance.
+        float endScale = startScale - prevScaleRate * distanceToCover;
+        final TimeInterpolator scaleInterpolator;
+        if (isTwoButtonMode) {
+            // We are bounded by the distance of the drag, so we don't need to apply resistance.
+            scaleInterpolator = LINEAR;
+        } else {
+            // Create an interpolator that resists the scale so the scale doesn't get smaller than
+            // RECENTS_SCALE_MAX_RESIST.
+            float startResist = Utilities.getProgress(RECENTS_SCALE_START_RESIST, startScale,
+                    endScale);
+            float maxResist = Utilities.getProgress(RECENTS_SCALE_MAX_RESIST, startScale, endScale);
+            scaleInterpolator = t -> {
+                if (t < startResist) {
+                    return t;
+                }
+                float resistProgress = Utilities.getProgress(t, startResist, 1);
+                resistProgress = RECENTS_SCALE_RESIST_INTERPOLATOR.getInterpolation(resistProgress);
+                return startResist + resistProgress * (maxResist - startResist);
+            };
+        }
+        resistAnim.addFloat(scaleTarget, scaleProperty, startScale, endScale,
+                scaleInterpolator);
+
+        AnimatorPlaybackController resistanceController = resistAnim.createPlaybackController();
+        return new AnimatorControllerWithResistance(normalController, resistanceController);
+    }
+
+}
diff --git a/quickstep/src/com/android/quickstep/util/MotionPauseDetector.java b/quickstep/src/com/android/quickstep/util/MotionPauseDetector.java
index a5d4568..969fa50 100644
--- a/quickstep/src/com/android/quickstep/util/MotionPauseDetector.java
+++ b/quickstep/src/com/android/quickstep/util/MotionPauseDetector.java
@@ -358,18 +358,23 @@
 
             if (count < 3) {
                 // Too few samples
-                if (count == 2) {
-                    int endPos = pointPos - 1;
-                    if (endPos < 0) {
-                        endPos += HISTORY_SIZE;
+                switch (count) {
+                    case 2: {
+                        int endPos = pointPos - 1;
+                        if (endPos < 0) {
+                            endPos += HISTORY_SIZE;
+                        }
+                        float denominator = eventTime - mHistoricTimes[endPos];
+                        if (denominator != 0) {
+                            return (mHistoricPos[pointPos] - mHistoricPos[endPos]) / denominator;
+                        }
                     }
-                    float denominator = eventTime - mHistoricTimes[endPos];
-                    if (denominator != 0) {
-                        return (eventTime - mHistoricPos[endPos]) / denominator;
-
-                    }
+                    // fall through
+                    case 1:
+                        return 0f;
+                    default:
+                        return null;
                 }
-                return null;
             }
 
             float Sxx = sxi2 - sxi * sxi / count;
diff --git a/quickstep/tests/src/com/android/quickstep/TaplTestsQuickstep.java b/quickstep/tests/src/com/android/quickstep/TaplTestsQuickstep.java
index bf093fd..ecd4e2b 100644
--- a/quickstep/tests/src/com/android/quickstep/TaplTestsQuickstep.java
+++ b/quickstep/tests/src/com/android/quickstep/TaplTestsQuickstep.java
@@ -36,6 +36,7 @@
 import com.android.launcher3.tapl.Background;
 import com.android.launcher3.tapl.LauncherInstrumentation.NavigationModel;
 import com.android.launcher3.tapl.Overview;
+import com.android.launcher3.tapl.OverviewActions;
 import com.android.launcher3.tapl.OverviewTask;
 import com.android.launcher3.tapl.TestHelpers;
 import com.android.launcher3.ui.TaplTestsLauncher3;
@@ -68,11 +69,14 @@
         });
     }
 
-    private void startTestApps() throws Exception {
+    public static void startTestApps() throws Exception {
         startAppFast(getAppPackageName());
         startAppFast(resolveSystemApp(Intent.CATEGORY_APP_CALCULATOR));
         startTestActivity(2);
+    }
 
+    private void startTestAppsWithCheck() throws Exception {
+        startTestApps();
         executeOnLauncher(launcher -> assertTrue(
                 "Launcher activity is the top activity; expecting another activity to be the top "
                         + "one",
@@ -105,7 +109,7 @@
     @Test
     @PortraitLandscape
     public void testOverview() throws Exception {
-        startTestApps();
+        startTestAppsWithCheck();
         // mLauncher.pressHome() also tests an important case of pressing home while in background.
         Overview overview = mLauncher.pressHome().switchToOverview();
         assertTrue("Launcher internal state didn't switch to Overview",
@@ -189,6 +193,22 @@
                         0, getTaskCount(launcher)));
     }
 
+    /**
+     * Smoke test for action buttons: Presses all the buttons and makes sure no crashes occur.
+     */
+    @Test
+    @NavigationModeSwitch
+    @PortraitLandscape
+    public void testOverviewActions() throws Exception {
+        if (mLauncher.getNavigationModel() != NavigationModel.TWO_BUTTON) {
+            startTestAppsWithCheck();
+            OverviewActions actionsView =
+                    mLauncher.pressHome().switchToOverview().getOverviewActions();
+            actionsView.clickAndDismissScreenshot();
+            actionsView.clickAndDismissShare();
+        }
+    }
+
     private int getCurrentOverviewPage(Launcher launcher) {
         return launcher.<RecentsView>getOverviewPanel().getCurrentPage();
     }
diff --git a/quickstep/tests/src/com/android/quickstep/ViewInflationDuringSwipeUp.java b/quickstep/tests/src/com/android/quickstep/ViewInflationDuringSwipeUp.java
index 115294a..72116eb 100644
--- a/quickstep/tests/src/com/android/quickstep/ViewInflationDuringSwipeUp.java
+++ b/quickstep/tests/src/com/android/quickstep/ViewInflationDuringSwipeUp.java
@@ -71,7 +71,7 @@
 
 /**
  * Test to verify view inflation does not happen during swipe up.
- * To verify view inflation, we setup a dummy ViewConfiguration and check if any call to that class
+ * To verify view inflation, we setup a stub ViewConfiguration and check if any call to that class
  * does from a View.init method or not.
  *
  * Alternative approaches considered:
@@ -138,13 +138,13 @@
     @Test
     @NavigationModeSwitch(mode = ZERO_BUTTON)
     public void testSwipeUpFromApp_widget_update() {
-        String dummyText = "Some random dummy text";
+        String stubText = "Some random stub text";
 
         executeSwipeUpTestWithWidget(
                 widgetId -> { },
                 widgetId -> AppWidgetManager.getInstance(getContext())
-                        .updateAppWidget(widgetId, createMainWidgetViews(dummyText)),
-                dummyText);
+                        .updateAppWidget(widgetId, createMainWidgetViews(stubText)),
+                stubText);
     }
 
     @Test
diff --git a/res/animator-v23/discovery_bounce.xml b/res/animator-v23/discovery_bounce.xml
deleted file mode 100644
index f554853..0000000
--- a/res/animator-v23/discovery_bounce.xml
+++ /dev/null
@@ -1,43 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!--
-/*
-** Copyright 2017, 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.
-*/
--->
-<objectAnimator xmlns:android="http://schemas.android.com/apk/res/android"
-    android:duration="2166"
-    android:repeatCount="5">
-    <propertyValuesHolder
-        android:propertyName="progress"
-        android:valueType="floatType">
-        <keyframe
-            android:fraction="0"
-            android:value="1f" />
-        <keyframe
-            android:fraction="0.246"
-            android:value="1f" />
-        <keyframe
-            android:fraction=".423"
-            android:interpolator="@interpolator/disco_bounce"
-            android:value="0.9738f" />
-        <keyframe
-            android:fraction="0.754"
-            android:interpolator="@interpolator/disco_bounce"
-            android:value="1f" />
-        <keyframe
-            android:fraction="1"
-            android:value="1f" />
-    </propertyValuesHolder>
-</objectAnimator>
diff --git a/res/animator/discovery_bounce.xml b/res/animator/discovery_bounce.xml
index f02ebdb..f554853 100644
--- a/res/animator/discovery_bounce.xml
+++ b/res/animator/discovery_bounce.xml
@@ -16,20 +16,28 @@
 ** limitations under the License.
 */
 -->
-<set xmlns:android="http://schemas.android.com/apk/res/android"
-    android:ordering="sequentially">
-    <objectAnimator
-        android:duration="166"
-        android:interpolator="@interpolator/disco_bounce"
+<objectAnimator xmlns:android="http://schemas.android.com/apk/res/android"
+    android:duration="2166"
+    android:repeatCount="5">
+    <propertyValuesHolder
         android:propertyName="progress"
-        android:startOffset="750"
-        android:valueFrom="1f"
-        android:valueTo="0.9438f"
-        android:valueType="floatType" />
-    <objectAnimator
-        android:duration="500"
-        android:interpolator="@interpolator/disco_bounce"
-        android:propertyName="progress"
-        android:valueTo="1f"
-        android:valueType="floatType" />
-</set>
+        android:valueType="floatType">
+        <keyframe
+            android:fraction="0"
+            android:value="1f" />
+        <keyframe
+            android:fraction="0.246"
+            android:value="1f" />
+        <keyframe
+            android:fraction=".423"
+            android:interpolator="@interpolator/disco_bounce"
+            android:value="0.9738f" />
+        <keyframe
+            android:fraction="0.754"
+            android:interpolator="@interpolator/disco_bounce"
+            android:value="1f" />
+        <keyframe
+            android:fraction="1"
+            android:value="1f" />
+    </propertyValuesHolder>
+</objectAnimator>
diff --git a/res/color-v24/all_apps_bg_hand_fill.xml b/res/color/all_apps_bg_hand_fill.xml
similarity index 100%
rename from res/color-v24/all_apps_bg_hand_fill.xml
rename to res/color/all_apps_bg_hand_fill.xml
diff --git a/res/color-v24/all_apps_bg_hand_fill_dark.xml b/res/color/all_apps_bg_hand_fill_dark.xml
similarity index 100%
rename from res/color-v24/all_apps_bg_hand_fill_dark.xml
rename to res/color/all_apps_bg_hand_fill_dark.xml
diff --git a/res/drawable-v26/ic_deepshortcut_placeholder.xml b/res/drawable-v26/ic_deepshortcut_placeholder.xml
deleted file mode 100644
index 3fa8506..0000000
--- a/res/drawable-v26/ic_deepshortcut_placeholder.xml
+++ /dev/null
@@ -1,20 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!--
-     Copyright (C) 2017 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.
--->
-<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
-    <background android:drawable="?attr/popupColorSecondary"/>
-    <foreground android:drawable="?attr/popupColorSecondary"/>
-</adaptive-icon>
diff --git a/res/drawable-v26/ic_launcher_home.xml b/res/drawable-v26/ic_launcher_home.xml
deleted file mode 100644
index 7038775..0000000
--- a/res/drawable-v26/ic_launcher_home.xml
+++ /dev/null
@@ -1,21 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- Copyright (C) 2017 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.
--->
-<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
-    <background android:drawable="@color/icon_background" />
-    <foreground>
-        <bitmap android:src="@mipmap/ic_launcher_home_foreground"/>
-    </foreground>
-</adaptive-icon>
diff --git a/res/drawable-v24/ic_block_shadow.xml b/res/drawable/ic_block_shadow.xml
similarity index 100%
rename from res/drawable-v24/ic_block_shadow.xml
rename to res/drawable/ic_block_shadow.xml
diff --git a/res/drawable/ic_deepshortcut_placeholder.xml b/res/drawable/ic_deepshortcut_placeholder.xml
index 85a9694..3fa8506 100644
--- a/res/drawable/ic_deepshortcut_placeholder.xml
+++ b/res/drawable/ic_deepshortcut_placeholder.xml
@@ -1,5 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
-<!-- Copyright (C) 2016 The Android Open Source Project
+<!--
+     Copyright (C) 2017 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.
@@ -13,10 +14,7 @@
      See the License for the specific language governing permissions and
      limitations under the License.
 -->
-<shape xmlns:android="http://schemas.android.com/apk/res/android"
-       android:shape="oval">
-    <solid android:color="?attr/popupColorSecondary" />
-    <size
-        android:height="32dp"
-        android:width="32dp" />
-</shape>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="?attr/popupColorSecondary"/>
+    <foreground android:drawable="?attr/popupColorSecondary"/>
+</adaptive-icon>
diff --git a/res/drawable/ic_launcher_home.xml b/res/drawable/ic_launcher_home.xml
index a6f2519..7038775 100644
--- a/res/drawable/ic_launcher_home.xml
+++ b/res/drawable/ic_launcher_home.xml
@@ -13,6 +13,9 @@
      See the License for the specific language governing permissions and
      limitations under the License.
 -->
-<bitmap
-    xmlns:android="http://schemas.android.com/apk/res/android"
-    android:src="@mipmap/ic_launcher_home" />
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@color/icon_background" />
+    <foreground>
+        <bitmap android:src="@mipmap/ic_launcher_home_foreground"/>
+    </foreground>
+</adaptive-icon>
diff --git a/res/drawable-v24/ic_remove_shadow.xml b/res/drawable/ic_remove_shadow.xml
similarity index 100%
rename from res/drawable-v24/ic_remove_shadow.xml
rename to res/drawable/ic_remove_shadow.xml
diff --git a/res/drawable-v24/ic_setup_shadow.xml b/res/drawable/ic_setup_shadow.xml
similarity index 100%
rename from res/drawable-v24/ic_setup_shadow.xml
rename to res/drawable/ic_setup_shadow.xml
diff --git a/res/drawable-v24/ic_uninstall_shadow.xml b/res/drawable/ic_uninstall_shadow.xml
similarity index 100%
rename from res/drawable-v24/ic_uninstall_shadow.xml
rename to res/drawable/ic_uninstall_shadow.xml
diff --git a/res/layout/search_section_title.xml b/res/layout/search_section_title.xml
index 9ab27c1..c39a641 100644
--- a/res/layout/search_section_title.xml
+++ b/res/layout/search_section_title.xml
@@ -19,7 +19,5 @@
           android:fontFamily="@style/TextHeadline"
           android:layout_width="wrap_content"
           android:textColor="?android:attr/textColorPrimary"
-          android:layout_marginLeft="16dp"
-          android:layout_marginRight="16dp"
-          android:paddingTop="8dp"
+          android:padding="4dp"
           android:layout_height="wrap_content"/>
\ No newline at end of file
diff --git a/res/mipmap-hdpi/ic_launcher_home.png b/res/mipmap-hdpi/ic_launcher_home.png
deleted file mode 100644
index d068d92..0000000
--- a/res/mipmap-hdpi/ic_launcher_home.png
+++ /dev/null
Binary files differ
diff --git a/res/mipmap-mdpi/ic_launcher_home.png b/res/mipmap-mdpi/ic_launcher_home.png
deleted file mode 100644
index 16c8ec2..0000000
--- a/res/mipmap-mdpi/ic_launcher_home.png
+++ /dev/null
Binary files differ
diff --git a/res/mipmap-xhdpi/ic_launcher_home.png b/res/mipmap-xhdpi/ic_launcher_home.png
deleted file mode 100644
index 8b2671b..0000000
--- a/res/mipmap-xhdpi/ic_launcher_home.png
+++ /dev/null
Binary files differ
diff --git a/res/mipmap-xxhdpi/ic_launcher_home.png b/res/mipmap-xxhdpi/ic_launcher_home.png
deleted file mode 100644
index 43d8b7d..0000000
--- a/res/mipmap-xxhdpi/ic_launcher_home.png
+++ /dev/null
Binary files differ
diff --git a/res/values-night-v26/styles.xml b/res/values-night/styles.xml
similarity index 100%
rename from res/values-night-v26/styles.xml
rename to res/values-night/styles.xml
diff --git a/res/values-v22/styles.xml b/res/values-v22/styles.xml
deleted file mode 100644
index f86db7a..0000000
--- a/res/values-v22/styles.xml
+++ /dev/null
@@ -1,26 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!--
-/*
-* 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.
-*/
--->
-
-<resources>
-
-    <style name="AppItemActivityTheme" parent="@android:style/Theme.DeviceDefault.Light.Dialog.Alert">
-        <item name="widgetsTheme">@style/WidgetContainerTheme</item>
-    </style>
-
-</resources>
\ No newline at end of file
diff --git a/res/values-v26/bools.xml b/res/values-v26/bools.xml
deleted file mode 100644
index ad8c7a1..0000000
--- a/res/values-v26/bools.xml
+++ /dev/null
@@ -1,23 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!--
-/* Copyright 2017, 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.
-*/
--->
-
-<resources>
-    <bool name="notification_dots_enabled">true</bool>
-
-    <bool name="enable_install_shortcut_api">false</bool>
-</resources>
\ No newline at end of file
diff --git a/res/values-v26/styles.xml b/res/values-v26/styles.xml
deleted file mode 100644
index d2f0802..0000000
--- a/res/values-v26/styles.xml
+++ /dev/null
@@ -1,31 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!--
-/*
-* Copyright (C) 2017 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.
-*/
--->
-<resources>
-    <!-- Theme for the widget container. -->
-    <style name="WidgetContainerTheme" parent="@android:style/Theme.DeviceDefault.Settings">
-        <item name="android:colorPrimaryDark">#E8EAED</item>
-        <item name="android:textColorSecondary">?android:attr/textColorPrimary</item>
-        <item name="android:colorEdgeEffect">?android:attr/textColorSecondary</item>
-    </style>
-    <style name="WidgetContainerTheme.Dark" parent="AppTheme.Dark">
-        <item name="android:colorEdgeEffect">?android:attr/textColorSecondary</item>
-        <item name="android:colorPrimaryDark">#616161</item> <!-- Gray 700 -->
-    </style>
-
-</resources>
diff --git a/res/values/bools.xml b/res/values/bools.xml
deleted file mode 100644
index bc2c678..0000000
--- a/res/values/bools.xml
+++ /dev/null
@@ -1,23 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!--
-/* Copyright 2017, 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.
-*/
--->
-
-<resources>
-    <bool name="notification_dots_enabled">false</bool>
-
-    <bool name="enable_install_shortcut_api">true</bool>
-</resources>
\ No newline at end of file
diff --git a/res/values/colors.xml b/res/values/colors.xml
index 043ad9a..ad607a3 100644
--- a/res/values/colors.xml
+++ b/res/values/colors.xml
@@ -37,6 +37,7 @@
 
     <color name="all_apps_bg_hand_fill">#E5E5E5</color>
     <color name="all_apps_bg_hand_fill_dark">#9AA0A6</color>
+    <color name="all_apps_section_fill">#327d7d7d</color>
 
     <color name="gesture_tutorial_ripple_color">#A0C2F9</color> <!-- Light Blue -->
     <color name="gesture_tutorial_fake_task_view_color">#6DA1FF</color> <!-- Light Blue -->
diff --git a/res/values/drawables.xml b/res/values/drawables.xml
deleted file mode 100644
index 9c57ec1..0000000
--- a/res/values/drawables.xml
+++ /dev/null
@@ -1,21 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- Copyright (C) 2017 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.
--->
-<resources>
-    <drawable name="ic_setup_shadow">@drawable/ic_setting</drawable>
-    <drawable name="ic_remove_shadow">@drawable/ic_remove_no_shadow</drawable>
-    <drawable name="ic_uninstall_shadow">@drawable/ic_uninstall_no_shadow</drawable>
-    <drawable name="ic_block_shadow">@drawable/ic_block_no_shadow</drawable>
-</resources>
\ No newline at end of file
diff --git a/res/values/styles.xml b/res/values/styles.xml
index 3b9532e..fd3d873 100644
--- a/res/values/styles.xml
+++ b/res/values/styles.xml
@@ -143,7 +143,7 @@
     <style name="AppTheme.Dark.DarkMainColor" parent="@style/LauncherTheme.Dark.DarkMainColor" />
     <style name="AppTheme.Dark.DarkText" parent="@style/LauncherTheme.Dark.DarkText" />
 
-    <style name="AppItemActivityTheme" parent="@android:style/Theme.Material.Light.Dialog.Alert">
+    <style name="AppItemActivityTheme" parent="@android:style/Theme.DeviceDefault.Light.Dialog.Alert">
         <item name="widgetsTheme">@style/WidgetContainerTheme</item>
     </style>
 
@@ -171,14 +171,16 @@
         <item name="android:textColorSecondary">?attr/workspaceTextColor</item>
     </style>
 
-    <!-- Theme for the widget container. Overridden on API 26. -->
+    <!-- Theme for the widget container. -->
     <style name="WidgetContainerTheme" parent="@android:style/Theme.DeviceDefault.Settings">
-        <item name="android:colorEdgeEffect">?android:attr/textColorSecondaryInverse</item>
-        <item name="android:textColorPrimary">?android:attr/textColorPrimaryInverse</item>
-        <item name="android:textColorSecondary">?android:attr/textColorSecondaryInverse</item>
+        <item name="android:colorPrimaryDark">#E8EAED</item>
+        <item name="android:textColorSecondary">?android:attr/textColorPrimary</item>
+        <item name="android:colorEdgeEffect">?android:attr/textColorSecondary</item>
     </style>
-
-    <style name="WidgetContainerTheme.Dark" />
+    <style name="WidgetContainerTheme.Dark" parent="AppTheme.Dark">
+        <item name="android:colorEdgeEffect">?android:attr/textColorSecondary</item>
+        <item name="android:colorPrimaryDark">#616161</item> <!-- Gray 700 -->
+    </style>
 
     <style name="FastScrollerPopup" parent="@android:style/TextAppearance.DeviceDefault.DialogWindowTitle">
         <item name="android:layout_width">wrap_content</item>
diff --git a/robolectric_tests/src/com/android/launcher3/model/CacheDataUpdatedTaskTest.java b/robolectric_tests/src/com/android/launcher3/model/CacheDataUpdatedTaskTest.java
index 5610b0e..9ac3fe7 100644
--- a/robolectric_tests/src/com/android/launcher3/model/CacheDataUpdatedTaskTest.java
+++ b/robolectric_tests/src/com/android/launcher3/model/CacheDataUpdatedTaskTest.java
@@ -53,10 +53,10 @@
         mModelHelper = new LauncherModelHelper();
         mModelHelper.initializeData("/cache_data_updated_task_data.txt");
 
-        // Add dummy entries in the cache to simulate update
+        // Add placeholder entries in the cache to simulate update
         Context context = RuntimeEnvironment.application;
         IconCache iconCache = LauncherAppState.getInstance(context).getIconCache();
-        CachingLogic<ItemInfo> dummyLogic = new CachingLogic<ItemInfo>() {
+        CachingLogic<ItemInfo> placeholderLogic = new CachingLogic<ItemInfo>() {
             @Override
             public ComponentName getComponent(ItemInfo info) {
                 return info.getTargetComponent();
@@ -81,7 +81,7 @@
 
         UserManager um = context.getSystemService(UserManager.class);
         for (ItemInfo info : mModelHelper.getBgDataModel().itemsIdMap) {
-            iconCache.addIconToDBAndMemCache(info, dummyLogic, new PackageInfo(),
+            iconCache.addIconToDBAndMemCache(info, placeholderLogic, new PackageInfo(),
                     um.getSerialNumberForUser(info.user), true);
         }
     }
diff --git a/robolectric_tests/src/com/android/launcher3/model/DbDowngradeHelperTest.java b/robolectric_tests/src/com/android/launcher3/model/DbDowngradeHelperTest.java
index bbbe21e..be03c7d 100644
--- a/robolectric_tests/src/com/android/launcher3/model/DbDowngradeHelperTest.java
+++ b/robolectric_tests/src/com/android/launcher3/model/DbDowngradeHelperTest.java
@@ -165,7 +165,7 @@
             @Override
             public void onOpen(SQLiteDatabase db) { }
         };
-        // Insert dummy data
+        // Insert mock data
         for (int i = 0; i < 10; i++) {
             ContentValues values = new ContentValues();
             values.put(Favorites._ID, i);
diff --git a/robolectric_tests/src/com/android/launcher3/model/DefaultLayoutProviderTest.java b/robolectric_tests/src/com/android/launcher3/model/DefaultLayoutProviderTest.java
index 8f3a83e..655237d 100644
--- a/robolectric_tests/src/com/android/launcher3/model/DefaultLayoutProviderTest.java
+++ b/robolectric_tests/src/com/android/launcher3/model/DefaultLayoutProviderTest.java
@@ -109,7 +109,7 @@
     public void testCustomProfileLoaded_with_widget() throws Exception {
         String pendingAppPkg = "com.test.pending";
 
-        // Add a dummy session info so that the widget exists
+        // Add a placeholder session info so that the widget exists
         SessionParams params = new SessionParams(SessionParams.MODE_FULL_INSTALL);
         params.setAppPackageName(pendingAppPkg);
 
@@ -120,7 +120,7 @@
         setField(sessionInfo, "appIcon", BitmapInfo.LOW_RES_ICON);
 
         writeLayoutAndLoad(new LauncherLayoutBuilder().atWorkspace(0, 1, 0)
-                .putWidget(pendingAppPkg, "DummyWidget", 2, 2));
+                .putWidget(pendingAppPkg, "PlaceholderWidget", 2, 2));
 
         // Verify widget
         assertEquals(1, mModelHelper.getBgDataModel().appWidgets.size());
diff --git a/robolectric_tests/src/com/android/launcher3/model/LoaderCursorTest.java b/robolectric_tests/src/com/android/launcher3/model/LoaderCursorTest.java
index 3a252dc..0e760f9 100644
--- a/robolectric_tests/src/com/android/launcher3/model/LoaderCursorTest.java
+++ b/robolectric_tests/src/com/android/launcher3/model/LoaderCursorTest.java
@@ -110,7 +110,7 @@
     public void getAppShortcutInfo_dontAllowMissing_invalidComponent() {
         initCursor(ITEM_TYPE_APPLICATION, "");
         assertTrue(mLoaderCursor.moveToNext());
-        ComponentName cn = new ComponentName(mContext.getPackageName(), "dummy-do");
+        ComponentName cn = new ComponentName(mContext.getPackageName(), "placeholder-do");
         assertNull(mLoaderCursor.getAppShortcutInfo(
                 new Intent().setComponent(cn), false /* allowMissingTarget */, true));
     }
@@ -136,7 +136,7 @@
         initCursor(ITEM_TYPE_APPLICATION, "");
         assertTrue(mLoaderCursor.moveToNext());
 
-        ComponentName cn = new ComponentName(mContext.getPackageName(), "dummy-do");
+        ComponentName cn = new ComponentName(mContext.getPackageName(), "placeholder-do");
         WorkspaceItemInfo info = Executors.MODEL_EXECUTOR.submit(() ->
                 mLoaderCursor.getAppShortcutInfo(
                         new Intent().setComponent(cn), true  /* allowMissingTarget */, true))
diff --git a/robolectric_tests/src/com/android/launcher3/provider/RestoreDbTaskTest.java b/robolectric_tests/src/com/android/launcher3/provider/RestoreDbTaskTest.java
index ee73b82..4184d33 100644
--- a/robolectric_tests/src/com/android/launcher3/provider/RestoreDbTaskTest.java
+++ b/robolectric_tests/src/com/android/launcher3/provider/RestoreDbTaskTest.java
@@ -44,7 +44,7 @@
     @Test
     public void testMigrateProfileId() throws Exception {
         SQLiteDatabase db = new MyDatabaseHelper(42).getWritableDatabase();
-        // Add some dummy data
+        // Add some mock data
         for (int i = 0; i < 5; i++) {
             ContentValues values = new ContentValues();
             values.put(Favorites._ID, i);
@@ -64,7 +64,7 @@
     @Test
     public void testChangeDefaultColumn() throws Exception {
         SQLiteDatabase db = new MyDatabaseHelper(42).getWritableDatabase();
-        // Add some dummy data
+        // Add some mock data
         for (int i = 0; i < 5; i++) {
             ContentValues values = new ContentValues();
             values.put(Favorites._ID, i);
diff --git a/robolectric_tests/src/com/android/launcher3/util/LauncherModelHelper.java b/robolectric_tests/src/com/android/launcher3/util/LauncherModelHelper.java
index 0388087..f2b3071 100644
--- a/robolectric_tests/src/com/android/launcher3/util/LauncherModelHelper.java
+++ b/robolectric_tests/src/com/android/launcher3/util/LauncherModelHelper.java
@@ -81,7 +81,7 @@
     public static final int NO__ICON = -1;
     public static final String TEST_PACKAGE = "com.android.launcher3.validpackage";
 
-    // Authority for providing a dummy default-workspace-layout data.
+    // Authority for providing a test default-workspace-layout data.
     private static final String TEST_PROVIDER_AUTHORITY =
             LauncherModelHelper.class.getName().toLowerCase();
     private static final int DEFAULT_BITMAP_SIZE = 10;
@@ -252,7 +252,7 @@
     }
 
     /**
-     * Adds a dummy item in the DB.
+     * Adds a mock item in the DB.
      * @param type {@link #APP_ICON} or {@link #SHORTCUT} or >= 2 for
      *             folder (where the type represents the number of items in the folder).
      */
@@ -310,7 +310,7 @@
     }
 
     /**
-     * Initializes the DB with dummy elements to represent the provided grid structure.
+     * Initializes the DB with mock elements to represent the provided grid structure.
      * @param typeArray A 3d array of item types. {@see #addItem(int, long, long, int, int)} for
      *                  type definitions. The first dimension represents the screens and the next
      *                  two represent the workspace grid.
@@ -347,7 +347,7 @@
     }
 
     /**
-     * Sets up a dummy provider to load the provided layout by default, next time the layout loads
+     * Sets up a mock provider to load the provided layout by default, next time the layout loads
      */
     public LauncherModelHelper setupDefaultLayoutProvider(LauncherLayoutBuilder builder)
             throws Exception {
@@ -360,7 +360,7 @@
                 "launcher3.layout.provider", TEST_PROVIDER_AUTHORITY);
 
         shadowOf(context.getPackageManager())
-                .addProviderIfNotPresent(new ComponentName("com.test", "Dummy")).authority =
+                .addProviderIfNotPresent(new ComponentName("com.test", "Mock")).authority =
                 TEST_PROVIDER_AUTHORITY;
 
         ByteArrayOutputStream bos = new ByteArrayOutputStream();
diff --git a/robolectric_tests/src/com/android/launcher3/widget/WidgetsListAdapterTest.java b/robolectric_tests/src/com/android/launcher3/widget/WidgetsListAdapterTest.java
index 84c65b1..5ab3106 100644
--- a/robolectric_tests/src/com/android/launcher3/widget/WidgetsListAdapterTest.java
+++ b/robolectric_tests/src/com/android/launcher3/widget/WidgetsListAdapterTest.java
@@ -129,7 +129,7 @@
         ShadowPackageManager spm = shadowOf(mContext.getPackageManager());
 
         for (int i = 0; i < num; i++) {
-            ComponentName cn = new ComponentName("com.dummy.apk" + i, "DummyWidet");
+            ComponentName cn = new ComponentName("com.placeholder.apk" + i, "PlaceholderWidet");
 
             AppWidgetProviderInfo widgetInfo = new AppWidgetProviderInfo();
             widgetInfo.provider = cn;
diff --git a/src/com/android/launcher3/AbstractFloatingView.java b/src/com/android/launcher3/AbstractFloatingView.java
index ce37a30..3bfe379 100644
--- a/src/com/android/launcher3/AbstractFloatingView.java
+++ b/src/com/android/launcher3/AbstractFloatingView.java
@@ -16,6 +16,7 @@
 
 package com.android.launcher3;
 
+import static android.animation.ValueAnimator.areAnimatorsEnabled;
 import static android.view.accessibility.AccessibilityEvent.TYPE_WINDOW_CONTENT_CHANGED;
 import static android.view.accessibility.AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED;
 
@@ -126,7 +127,7 @@
     }
 
     public final void close(boolean animate) {
-        animate &= Utilities.areAnimationsEnabled(getContext());
+        animate &= areAnimatorsEnabled();
         if (mIsOpen) {
             BaseActivity.fromContext(getContext()).getUserEventDispatcher()
                     .resetElapsedContainerMillis("container closed");
diff --git a/src/com/android/launcher3/CellLayout.java b/src/com/android/launcher3/CellLayout.java
index 89d768c..1cd201f 100644
--- a/src/com/android/launcher3/CellLayout.java
+++ b/src/com/android/launcher3/CellLayout.java
@@ -16,6 +16,8 @@
 
 package com.android.launcher3;
 
+import static android.animation.ValueAnimator.areAnimatorsEnabled;
+
 import static com.android.launcher3.anim.Interpolators.DEACCEL_1_5;
 
 import android.animation.Animator;
@@ -2009,7 +2011,7 @@
             // Animations are disabled in power save mode, causing the repeated animation to jump
             // spastically between beginning and end states. Since this looks bad, we don't repeat
             // the animation in power save mode.
-            if (Utilities.areAnimationsEnabled(getContext())) {
+            if (areAnimatorsEnabled()) {
                 va.setRepeatMode(ValueAnimator.REVERSE);
                 va.setRepeatCount(ValueAnimator.INFINITE);
             }
diff --git a/src/com/android/launcher3/InstallShortcutReceiver.java b/src/com/android/launcher3/InstallShortcutReceiver.java
index 62c9b4d..be6adc7 100644
--- a/src/com/android/launcher3/InstallShortcutReceiver.java
+++ b/src/com/android/launcher3/InstallShortcutReceiver.java
@@ -20,7 +20,6 @@
 
 import android.appwidget.AppWidgetManager;
 import android.appwidget.AppWidgetProviderInfo;
-import android.content.BroadcastReceiver;
 import android.content.ComponentName;
 import android.content.Context;
 import android.content.Intent;
@@ -69,7 +68,7 @@
 import java.util.List;
 import java.util.Set;
 
-public class InstallShortcutReceiver extends BroadcastReceiver {
+public class InstallShortcutReceiver {
 
     public static final int FLAG_ACTIVITY_PAUSED = 1;
     public static final int FLAG_LOADER_RUNNING = 2;
@@ -82,9 +81,6 @@
     private static final String TAG = "InstallShortcutReceiver";
     private static final boolean DBG = false;
 
-    private static final String ACTION_INSTALL_SHORTCUT =
-            "com.android.launcher.action.INSTALL_SHORTCUT";
-
     private static final String LAUNCH_INTENT_KEY = "intent.launch";
     private static final String NAME_KEY = "name";
     private static final String ICON_KEY = "icon";
@@ -188,25 +184,6 @@
         sp.edit().putStringSet(APPS_PENDING_INSTALL, newStrings).apply();
     }
 
-    public void onReceive(Context context, Intent data) {
-        if (!ACTION_INSTALL_SHORTCUT.equals(data.getAction())) {
-            return;
-        }
-        PendingInstallShortcutInfo info = createPendingInfo(context, data);
-        if (info != null) {
-            if (!info.isLauncherActivity()) {
-                // Since its a custom shortcut, verify that it is safe to launch.
-                if (!new PackageManagerHelper(context).hasPermissionForActivity(
-                        info.launchIntent, null)) {
-                    // Target cannot be launched, or requires some special permission to launch
-                    Log.e(TAG, "Ignoring malicious intent " + info.launchIntent.toUri(0));
-                    return;
-                }
-            }
-            queuePendingShortcutInfo(info, context);
-        }
-    }
-
     /**
      * @return true is the extra is either null or is of type {@param type}
      */
@@ -251,6 +228,10 @@
         queuePendingShortcutInfo(new PendingInstallShortcutInfo(info, widgetId, context), context);
     }
 
+    public static void queueApplication(LauncherActivityInfo info, Context context) {
+        queuePendingShortcutInfo(new PendingInstallShortcutInfo(info, context), context);
+    }
+
     public static void queueApplication(Intent data, UserHandle user, Context context) {
         queuePendingShortcutInfo(new PendingInstallShortcutInfo(data, context, user),
                 context);
diff --git a/src/com/android/launcher3/Launcher.java b/src/com/android/launcher3/Launcher.java
index db1f1b0..f87c344 100644
--- a/src/com/android/launcher3/Launcher.java
+++ b/src/com/android/launcher3/Launcher.java
@@ -1196,11 +1196,8 @@
         int[] cellXY = mTmpAddItemCellCoordinates;
         CellLayout layout = getCellLayout(container, screenId);
 
-        WorkspaceItemInfo info = null;
-        if (Utilities.ATLEAST_OREO) {
-            info = PinRequestHelper.createWorkspaceItemFromPinItemRequest(
+        WorkspaceItemInfo info = PinRequestHelper.createWorkspaceItemFromPinItemRequest(
                     this, PinRequestHelper.getPinItemRequest(data), 0);
-        }
 
         if (info == null) {
             // Legacy shortcuts are only supported for primary profile.
diff --git a/src/com/android/launcher3/LauncherAppState.java b/src/com/android/launcher3/LauncherAppState.java
index e3fe87d..782a869 100644
--- a/src/com/android/launcher3/LauncherAppState.java
+++ b/src/com/android/launcher3/LauncherAppState.java
@@ -109,15 +109,11 @@
         mInstallSessionTracker = InstallSessionHelper.INSTANCE.get(context)
                 .registerInstallTracker(mModel, MODEL_EXECUTOR);
 
-        if (!mContext.getResources().getBoolean(R.bool.notification_dots_enabled)) {
-            mNotificationDotsObserver = null;
-        } else {
-            // Register an observer to rebind the notification listener when dots are re-enabled.
-            mNotificationDotsObserver =
-                    newNotificationSettingsObserver(mContext, this::onNotificationSettingsChanged);
-            mNotificationDotsObserver.register();
-            mNotificationDotsObserver.dispatchOnChange();
-        }
+        // Register an observer to rebind the notification listener when dots are re-enabled.
+        mNotificationDotsObserver =
+                newNotificationSettingsObserver(mContext, this::onNotificationSettingsChanged);
+        mNotificationDotsObserver.register();
+        mNotificationDotsObserver.dispatchOnChange();
     }
 
     public LauncherAppState(Context context, @Nullable String iconCacheFileName) {
diff --git a/src/com/android/launcher3/LauncherProvider.java b/src/com/android/launcher3/LauncherProvider.java
index e8b5568..fdbbf4e 100644
--- a/src/com/android/launcher3/LauncherProvider.java
+++ b/src/com/android/launcher3/LauncherProvider.java
@@ -872,7 +872,6 @@
          * Removes widgets which are registered to the Launcher's host, but are not present
          * in our model.
          */
-        @TargetApi(Build.VERSION_CODES.O)
         public void removeGhostWidgets(SQLiteDatabase db) {
             // Get all existing widget ids.
             final AppWidgetHost host = newLauncherWidgetHost();
diff --git a/src/com/android/launcher3/MainProcessInitializer.java b/src/com/android/launcher3/MainProcessInitializer.java
index 5f6ecb5..f2a3de7 100644
--- a/src/com/android/launcher3/MainProcessInitializer.java
+++ b/src/com/android/launcher3/MainProcessInitializer.java
@@ -38,7 +38,6 @@
     protected void init(Context context) {
         FileLog.setDir(context.getApplicationContext().getFilesDir());
         FeatureFlags.initialize(context);
-        SessionCommitReceiver.applyDefaultUserPrefs(context);
         IconShape.init(context);
 
         if (BitmapCreationCheck.ENABLED) {
diff --git a/src/com/android/launcher3/PagedView.java b/src/com/android/launcher3/PagedView.java
index e13d89f..4303dee 100644
--- a/src/com/android/launcher3/PagedView.java
+++ b/src/com/android/launcher3/PagedView.java
@@ -195,9 +195,7 @@
         mMinFlingVelocity = (int) (MIN_FLING_VELOCITY * density);
         mMinSnapVelocity = (int) (MIN_SNAP_VELOCITY * density);
 
-        if (Utilities.ATLEAST_OREO) {
-            setDefaultFocusHighlightEnabled(false);
-        }
+        setDefaultFocusHighlightEnabled(false);
     }
 
     protected void setDefaultInterpolator(Interpolator interpolator) {
diff --git a/src/com/android/launcher3/SessionCommitReceiver.java b/src/com/android/launcher3/SessionCommitReceiver.java
index 89f0a3d..a8d6490 100644
--- a/src/com/android/launcher3/SessionCommitReceiver.java
+++ b/src/com/android/launcher3/SessionCommitReceiver.java
@@ -16,55 +16,32 @@
 
 package com.android.launcher3;
 
-import static com.android.launcher3.pm.InstallSessionHelper.getUserHandle;
-
-import android.annotation.TargetApi;
 import android.content.BroadcastReceiver;
-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.PackageInstaller;
 import android.content.pm.PackageInstaller.SessionInfo;
 import android.content.pm.PackageManager;
-import android.content.pm.ResolveInfo;
-import android.database.Cursor;
-import android.graphics.Bitmap;
-import android.net.Uri;
-import android.os.AsyncTask;
-import android.os.Build;
 import android.os.UserHandle;
-import android.provider.Settings;
 import android.text.TextUtils;
-import android.util.Log;
 
 import com.android.launcher3.pm.InstallSessionHelper;
-import com.android.launcher3.util.Executors;
 
 import java.util.List;
 
 /**
  * BroadcastReceiver to handle session commit intent.
  */
-@TargetApi(Build.VERSION_CODES.O)
 public class SessionCommitReceiver extends BroadcastReceiver {
 
-    private static final String TAG = "SessionCommitReceiver";
-
-    // The content provider for the add to home screen setting. It should be of the format:
-    // <package name>.addtohomescreen
-    private static final String MARKER_PROVIDER_PREFIX = ".addtohomescreen";
-
     // Preference key for automatically adding icon to homescreen.
     public static final String ADD_ICON_PREFERENCE_KEY = "pref_add_icon_to_home";
-    public static final String ADD_ICON_PREFERENCE_INITIALIZED_KEY =
-            "pref_add_icon_to_home_initialized";
 
     @Override
     public void onReceive(Context context, Intent intent) {
-        if (!isEnabled(context) || !Utilities.ATLEAST_OREO) {
+        if (!isEnabled(context)) {
             // User has decided to not add icons on homescreen.
             return;
         }
@@ -89,16 +66,6 @@
         queueAppIconAddition(context, info.getAppPackageName(), user);
     }
 
-    public static void queuePromiseAppIconAddition(Context context, SessionInfo sessionInfo) {
-        String packageName = sessionInfo.getAppPackageName();
-        if (context.getSystemService(LauncherApps.class)
-                .getActivityList(packageName, getUserHandle(sessionInfo)).isEmpty()) {
-            // Ensure application isn't already installed.
-            queueAppIconAddition(context, packageName, sessionInfo.getAppLabel(),
-                    sessionInfo.getAppIcon(), getUserHandle(sessionInfo));
-        }
-    }
-
     public static void queueAppIconAddition(Context context, String packageName, UserHandle user) {
         List<LauncherActivityInfo> activities = context.getSystemService(LauncherApps.class)
                 .getActivityList(packageName, user);
@@ -106,85 +73,11 @@
             // no activity found
             return;
         }
-        queueAppIconAddition(context, packageName, activities.get(0).getLabel(), null, user);
-    }
 
-    private static void queueAppIconAddition(Context context, String packageName,
-            CharSequence label, Bitmap icon, UserHandle user) {
-        Intent data = new Intent();
-        data.putExtra(Intent.EXTRA_SHORTCUT_INTENT, new Intent().setComponent(
-                new ComponentName(packageName, "")).setPackage(packageName));
-        data.putExtra(Intent.EXTRA_SHORTCUT_NAME, label);
-        data.putExtra(Intent.EXTRA_SHORTCUT_ICON, icon);
-
-        InstallShortcutReceiver.queueApplication(data, user, context);
+        InstallShortcutReceiver.queueApplication(activities.get(0), context);
     }
 
     public static boolean isEnabled(Context context) {
         return Utilities.getPrefs(context).getBoolean(ADD_ICON_PREFERENCE_KEY, true);
     }
-
-    public static void applyDefaultUserPrefs(final Context context) {
-        if (!Utilities.ATLEAST_OREO) {
-            return;
-        }
-        SharedPreferences prefs = Utilities.getPrefs(context);
-        if (prefs.getAll().isEmpty()) {
-            // This logic assumes that the code is the first thing that is executed (before any
-            // shared preference is written).
-            // TODO: Move this logic to DB upgrade once we have proper support for db downgrade
-            // If it is a fresh start, just apply the default value. We use prefs.isEmpty() to infer
-            // a fresh start as put preferences always contain some values corresponding to current
-            // grid.
-            prefs.edit().putBoolean(ADD_ICON_PREFERENCE_KEY, true).apply();
-        } else if (!prefs.contains(ADD_ICON_PREFERENCE_INITIALIZED_KEY)) {
-            new PrefInitTask(context).executeOnExecutor(Executors.THREAD_POOL_EXECUTOR);
-        }
-    }
-
-    private static class PrefInitTask extends AsyncTask<Void, Void, Void> {
-        private final Context mContext;
-
-        PrefInitTask(Context context) {
-            mContext = context;
-        }
-
-        @Override
-        protected Void doInBackground(Void... voids) {
-            boolean addIconToHomeScreenEnabled = readValueFromMarketApp();
-            Utilities.getPrefs(mContext).edit()
-                    .putBoolean(ADD_ICON_PREFERENCE_KEY, addIconToHomeScreenEnabled)
-                    .putBoolean(ADD_ICON_PREFERENCE_INITIALIZED_KEY, true)
-                    .apply();
-            return null;
-        }
-
-        public boolean readValueFromMarketApp() {
-            // Get the marget package
-            ResolveInfo ri = mContext.getPackageManager().resolveActivity(
-                    new Intent(Intent.ACTION_MAIN).addCategory(Intent.CATEGORY_APP_MARKET),
-                    PackageManager.MATCH_DEFAULT_ONLY | PackageManager.MATCH_SYSTEM_ONLY);
-            if (ri == null) {
-                return true;
-            }
-
-            Cursor c = null;
-            try {
-                c = mContext.getContentResolver().query(
-                        Uri.parse("content://" + ri.activityInfo.packageName
-                                + MARKER_PROVIDER_PREFIX),
-                        null, null, null, null);
-                if (c.moveToNext()) {
-                    return c.getInt(c.getColumnIndexOrThrow(Settings.NameValueTable.VALUE)) != 0;
-                }
-            } catch (Exception e) {
-                Log.d(TAG, "Error reading add to homescreen preference", e);
-            } finally {
-                if (c != null) {
-                    c.close();
-                }
-            }
-            return true;
-        }
-    }
 }
diff --git a/src/com/android/launcher3/Utilities.java b/src/com/android/launcher3/Utilities.java
index bf63788..068d0bc 100644
--- a/src/com/android/launcher3/Utilities.java
+++ b/src/com/android/launcher3/Utilities.java
@@ -18,7 +18,6 @@
 
 import static com.android.launcher3.model.data.ItemInfoWithIcon.FLAG_ICON_BADGED;
 
-import android.animation.ValueAnimator;
 import android.annotation.TargetApi;
 import android.app.ActivityManager;
 import android.app.Person;
@@ -48,7 +47,6 @@
 import android.os.DeadObjectException;
 import android.os.Handler;
 import android.os.Message;
-import android.os.PowerManager;
 import android.os.TransactionTooLargeException;
 import android.provider.Settings;
 import android.text.Spannable;
@@ -65,7 +63,6 @@
 
 import androidx.core.os.BuildCompat;
 
-import com.android.launcher3.config.FeatureFlags;
 import com.android.launcher3.dragndrop.FolderAdaptiveIcon;
 import com.android.launcher3.graphics.GridOptionsProvider;
 import com.android.launcher3.graphics.TintedDrawableSpan;
@@ -113,12 +110,6 @@
     public static final boolean ATLEAST_P =
             Build.VERSION.SDK_INT >= Build.VERSION_CODES.P;
 
-    public static final boolean ATLEAST_OREO_MR1 =
-            Build.VERSION.SDK_INT >= Build.VERSION_CODES.O_MR1;
-
-    public static final boolean ATLEAST_OREO =
-            Build.VERSION.SDK_INT >= Build.VERSION_CODES.O;
-
     /**
      * Set on a motion event dispatched from the nav bar. See {@link MotionEvent#setEdgeFlags(int)}.
      */
@@ -494,21 +485,6 @@
                 LauncherFiles.DEVICE_PREFERENCES_KEY, Context.MODE_PRIVATE);
     }
 
-    /**
-     * @return {@link SharedPreferences} that backs {@link FeatureFlags}
-     */
-    public static SharedPreferences getFeatureFlagsPrefs(Context context) {
-        // Use application context for shared preferences, so that we use a single cached instance
-        return context.getApplicationContext().getSharedPreferences(
-            FeatureFlags.FLAGS_PREF_NAME, Context.MODE_PRIVATE);
-    }
-
-    public static boolean areAnimationsEnabled(Context context) {
-        return ATLEAST_OREO
-                ? ValueAnimator.areAnimatorsEnabled()
-                : !context.getSystemService(PowerManager.class).isPowerSaveMode();
-    }
-
     public static boolean isWallpaperAllowed(Context context) {
         return context.getSystemService(WallpaperManager.class).isSetWallpaperAllowed();
     }
diff --git a/src/com/android/launcher3/allapps/AllAppsContainerView.java b/src/com/android/launcher3/allapps/AllAppsContainerView.java
index 77b8a32..2d711e6 100644
--- a/src/com/android/launcher3/allapps/AllAppsContainerView.java
+++ b/src/com/android/launcher3/allapps/AllAppsContainerView.java
@@ -55,6 +55,7 @@
 import com.android.launcher3.InsettableFrameLayout;
 import com.android.launcher3.R;
 import com.android.launcher3.Utilities;
+import com.android.launcher3.config.FeatureFlags;
 import com.android.launcher3.keyboard.FocusedItemDecorator;
 import com.android.launcher3.model.data.AppInfo;
 import com.android.launcher3.model.data.ItemInfo;
@@ -486,7 +487,7 @@
         if (mWorkModeSwitch != null) {
             mWorkModeSwitch.setWorkTabVisible(pos == AdapterHolder.WORK
                     && mAllAppsStore.hasModelFlag(
-                            FLAG_HAS_SHORTCUT_PERMISSION | FLAG_QUIET_MODE_CHANGE_PERMISSION));
+                    FLAG_HAS_SHORTCUT_PERMISSION | FLAG_QUIET_MODE_CHANGE_PERMISSION));
         }
     }
 
@@ -538,6 +539,10 @@
         int padding = mHeader.getMaxTranslation();
         for (int i = 0; i < mAH.length; i++) {
             mAH[i].padding.top = padding;
+            if (FeatureFlags.ENABLE_DEVICE_SEARCH.get() && mUsingTabs) {
+                //add extra space between tabs and recycler view
+                mAH[i].padding.top += mLauncher.getDeviceProfile().edgeMarginPx;
+            }
             mAH[i].applyPadding();
         }
     }
@@ -652,6 +657,9 @@
             applyVerticalFadingEdgeEnabled(verticalFadingEdge);
             applyPadding();
             setupOverlay();
+            if (FeatureFlags.ENABLE_DEVICE_SEARCH.get()) {
+                recyclerView.addItemDecoration(new AllAppsSectionDecorator(getApps()));
+            }
         }
 
         void setupOverlay() {
diff --git a/src/com/android/launcher3/allapps/AllAppsSectionDecorator.java b/src/com/android/launcher3/allapps/AllAppsSectionDecorator.java
new file mode 100644
index 0000000..ac55072
--- /dev/null
+++ b/src/com/android/launcher3/allapps/AllAppsSectionDecorator.java
@@ -0,0 +1,140 @@
+/*
+ * 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.allapps;
+
+import android.content.Context;
+import android.graphics.Canvas;
+import android.graphics.Paint;
+import android.graphics.RectF;
+import android.view.View;
+
+import androidx.recyclerview.widget.RecyclerView;
+
+import com.android.launcher3.R;
+import com.android.launcher3.allapps.search.SearchSectionInfo;
+import com.android.launcher3.util.Themes;
+
+import java.util.List;
+
+/**
+ * ItemDecoration class that groups items in {@link AllAppsRecyclerView}
+ */
+public class AllAppsSectionDecorator extends RecyclerView.ItemDecoration {
+
+    private final AlphabeticalAppsList mApps;
+
+    AllAppsSectionDecorator(AlphabeticalAppsList appsList) {
+        mApps = appsList;
+    }
+
+    @Override
+    public void onDraw(Canvas c, RecyclerView parent, RecyclerView.State state) {
+        // Iterate through views in recylerview and draw bounds around views in the same section.
+        // Since views in the same section will follow each other, we can skip to a last view in
+        // a section to get the bounds of the section without having to iterate on evert item.
+        int itemCount = parent.getChildCount();
+        List<AlphabeticalAppsList.AdapterItem> adapterItems = mApps.getAdapterItems();
+        SectionDecorationHandler lastDecorationHandler = null;
+        int i = 0;
+        while (i < itemCount) {
+            View view = parent.getChildAt(i);
+            int position = parent.getChildAdapterPosition(view);
+            AlphabeticalAppsList.AdapterItem adapterItem = adapterItems.get(position);
+            if (adapterItem.searchSectionInfo != null) {
+                SearchSectionInfo sectionInfo = adapterItem.searchSectionInfo;
+                int endIndex = Math.min(i + sectionInfo.getPosEnd() - position, itemCount - 1);
+                SectionDecorationHandler decorationHandler = sectionInfo.getDecorationHandler();
+                if (decorationHandler != lastDecorationHandler && lastDecorationHandler != null) {
+                    drawDecoration(c, lastDecorationHandler, parent);
+                }
+                lastDecorationHandler = decorationHandler;
+                if (decorationHandler != null) {
+                    decorationHandler.extendBounds(view);
+                }
+
+                if (endIndex > i) {
+                    i = endIndex;
+                    continue;
+                }
+
+            }
+            i++;
+        }
+        if (lastDecorationHandler != null) {
+            drawDecoration(c, lastDecorationHandler, parent);
+        }
+    }
+
+    private void drawDecoration(Canvas c, SectionDecorationHandler decorationHandler, View parent) {
+        if (decorationHandler == null) return;
+        if (decorationHandler.mIsFullWidth) {
+            decorationHandler.mBounds.left = parent.getPaddingLeft();
+            decorationHandler.mBounds.right = parent.getWidth() - parent.getPaddingRight();
+        }
+        decorationHandler.onDraw(c);
+        decorationHandler.reset();
+    }
+
+    /**
+     * Handles grouping and drawing of items in the same all apps sections.
+     */
+    public static class SectionDecorationHandler {
+        protected RectF mBounds = new RectF();
+        private final boolean mIsFullWidth;
+        private final float mRadius;
+        private final int mFillcolor;
+        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);
+            mRadius = Themes.getDialogCornerRadius(context);
+        }
+
+        /**
+         * Extends current bounds to include view
+         */
+        public void extendBounds(View view) {
+            if (mBounds.isEmpty()) {
+                mBounds.set(view.getLeft(), view.getTop(), view.getRight(), view.getBottom());
+            } else {
+                mBounds.set(
+                        Math.min(mBounds.left, view.getLeft()),
+                        Math.min(mBounds.top, view.getTop()),
+                        Math.max(mBounds.right, view.getRight()),
+                        Math.max(mBounds.bottom, view.getBottom())
+                );
+            }
+        }
+
+        /**
+         * Draw bounds onto canvas
+         */
+        public void onDraw(Canvas canvas) {
+            mPaint.setColor(mFillcolor);
+            canvas.drawRoundRect(mBounds, mRadius, mRadius, mPaint);
+        }
+
+        /**
+         * Reset view bounds to empty
+         */
+        public void reset() {
+            mBounds.setEmpty();
+        }
+    }
+
+}
diff --git a/src/com/android/launcher3/allapps/AlphabeticalAppsList.java b/src/com/android/launcher3/allapps/AlphabeticalAppsList.java
index 266bfa2..0fc04a7 100644
--- a/src/com/android/launcher3/allapps/AlphabeticalAppsList.java
+++ b/src/com/android/launcher3/allapps/AlphabeticalAppsList.java
@@ -31,7 +31,6 @@
 import java.util.Locale;
 import java.util.Map;
 import java.util.TreeMap;
-import java.util.stream.Collectors;
 
 /**
  * The alphabetically sorted list of applications.
@@ -129,6 +128,10 @@
             item.searchSectionInfo = sectionInfo;
             return item;
         }
+
+        boolean isCountedForAccessibility() {
+            return viewType == AllAppsGridAdapter.VIEW_TYPE_ICON;
+        }
     }
 
     private final BaseDraggingActivity mLauncher;
@@ -137,8 +140,8 @@
     private final List<AppInfo> mApps = new ArrayList<>();
     private final AllAppsStore mAllAppsStore;
 
-    // The set of filtered apps with the current filter
-    private final List<AppInfo> mFilteredApps = new ArrayList<>();
+    // The number of results in current adapter
+    private int mAccessibilityResultsCount = 0;
     // The current set of adapter items
     private final ArrayList<AdapterItem> mAdapterItems = new ArrayList<>();
     // The set of sections that we allow fast-scrolling to (includes non-merged sections)
@@ -207,7 +210,7 @@
      * Returns the number of applications in this list.
      */
     public int getNumFilteredApps() {
-        return mFilteredApps.size();
+        return mAccessibilityResultsCount;
     }
 
     /**
@@ -221,7 +224,7 @@
      * Returns whether there are no filtered results.
      */
     public boolean hasNoFilteredResults() {
-        return (mSearchResults != null) && mFilteredApps.isEmpty();
+        return (mSearchResults != null) && mAccessibilityResultsCount == 0;
     }
 
     /**
@@ -307,13 +310,20 @@
         int appIndex = 0;
 
         // Prepare to update the list of sections, filtered apps, etc.
-        mFilteredApps.clear();
+        mAccessibilityResultsCount = 0;
         mFastScrollerSections.clear();
         mAdapterItems.clear();
 
+        SearchSectionInfo appSection = new SearchSectionInfo();
+        appSection.setDecorationHandler(
+                new AllAppsSectionDecorator.SectionDecorationHandler(mLauncher, true));
+
         // Recreate the filtered and sectioned apps (for convenience for the grid layout) from the
         // ordered set of sections
+
         if (!hasFilter()) {
+            mAccessibilityResultsCount = mApps.size();
+            appSection.setPosStart(position);
             for (AppInfo info : mApps) {
                 String sectionName = info.sectionName;
 
@@ -329,15 +339,33 @@
                 if (lastFastScrollerSectionInfo.fastScrollToItem == null) {
                     lastFastScrollerSectionInfo.fastScrollToItem = appItem;
                 }
+                if (FeatureFlags.ENABLE_DEVICE_SEARCH.get()) {
+                    appItem.searchSectionInfo = appSection;
+                }
                 mAdapterItems.add(appItem);
-                mFilteredApps.add(info);
             }
+            appSection.setPosEnd(mApps.isEmpty() ? appSection.getPosStart() : position - 1);
         } else {
-            mAdapterItems.addAll(mSearchResults);
-            List<AppInfo> appInfos = mSearchResults.stream().filter(
-                    i -> AllAppsGridAdapter.isIconViewType(i.viewType)).map(i -> i.appInfo).collect(
-                    Collectors.toList());
-            mFilteredApps.addAll(appInfos);
+            List<AppInfo> appInfos = new ArrayList<>();
+            SearchSectionInfo lastSection = null;
+            for (int i = 0; i < mSearchResults.size(); i++) {
+                AdapterItem adapterItem = mSearchResults.get(i);
+                adapterItem.position = i;
+                mAdapterItems.add(adapterItem);
+                if (adapterItem.searchSectionInfo != lastSection) {
+                    adapterItem.searchSectionInfo.setPosStart(i);
+                    if (lastSection != null) {
+                        lastSection.setPosEnd(i - 1);
+                    }
+                    lastSection = adapterItem.searchSectionInfo;
+                }
+                if (AllAppsGridAdapter.isIconViewType(adapterItem.viewType)) {
+                    appInfos.add(adapterItem.appInfo);
+                }
+                if (adapterItem.isCountedForAccessibility()) {
+                    mAccessibilityResultsCount++;
+                }
+            }
             if (!FeatureFlags.ENABLE_DEVICE_SEARCH.get()) {
                 // Append the search market item
                 if (hasNoFilteredResults()) {
diff --git a/src/com/android/launcher3/allapps/search/AppsSearchPipeline.java b/src/com/android/launcher3/allapps/search/AppsSearchPipeline.java
index 5beb956..fb78651 100644
--- a/src/com/android/launcher3/allapps/search/AppsSearchPipeline.java
+++ b/src/com/android/launcher3/allapps/search/AppsSearchPipeline.java
@@ -19,6 +19,7 @@
 
 import com.android.launcher3.LauncherAppState;
 import com.android.launcher3.R;
+import com.android.launcher3.allapps.AllAppsSectionDecorator.SectionDecorationHandler;
 import com.android.launcher3.allapps.AlphabeticalAppsList.AdapterItem;
 import com.android.launcher3.model.AllAppsList;
 import com.android.launcher3.model.BaseModelUpdateTask;
@@ -36,12 +37,21 @@
 
     private static final int MAX_RESULTS_COUNT = 5;
 
-    private final SearchSectionInfo mSearchSectionInfo;
+    private static final int SECTION_TYPE_HEADER = 0;
+    private static final int SECTION_TYPE_APPS = 1;
+
+    private final SearchSectionInfo[] mSearchSectionInfos;
     private final LauncherAppState mLauncherAppState;
 
+
     public AppsSearchPipeline(LauncherAppState launcherAppState) {
         mLauncherAppState = launcherAppState;
-        mSearchSectionInfo = new SearchSectionInfo(R.string.search_corpus_apps);
+        mSearchSectionInfos = new SearchSectionInfo[]{
+                new SearchSectionInfo(R.string.search_corpus_apps),
+                new SearchSectionInfo()
+        };
+        mSearchSectionInfos[SECTION_TYPE_APPS].setDecorationHandler(
+                new SectionDecorationHandler(launcherAppState.getContext(), true));
     }
 
     @Override
@@ -78,12 +88,12 @@
         if (matchingApps.isEmpty()) {
             return items;
         }
-        items.add(AdapterItem.asSearchTitle(mSearchSectionInfo, 0));
+        items.add(AdapterItem.asSearchTitle(mSearchSectionInfos[SECTION_TYPE_HEADER], 0));
         int existingItems = items.size();
         int searchResultsCount = Math.min(matchingApps.size(), MAX_RESULTS_COUNT);
         for (int i = 0; i < searchResultsCount; i++) {
             AdapterItem appItem = AdapterItem.asApp(i + existingItems, "", matchingApps.get(i), i);
-            appItem.searchSectionInfo = mSearchSectionInfo;
+            appItem.searchSectionInfo = mSearchSectionInfos[SECTION_TYPE_APPS];
             items.add(appItem);
         }
 
diff --git a/src/com/android/launcher3/allapps/search/SearchSectionInfo.java b/src/com/android/launcher3/allapps/search/SearchSectionInfo.java
index 880b246..dee0ffd 100644
--- a/src/com/android/launcher3/allapps/search/SearchSectionInfo.java
+++ b/src/com/android/launcher3/allapps/search/SearchSectionInfo.java
@@ -17,20 +17,59 @@
 
 import android.content.Context;
 
+import com.android.launcher3.allapps.AllAppsSectionDecorator.SectionDecorationHandler;
+
 /**
  * Info class for a search section
  */
 public class SearchSectionInfo {
+
     private final int mTitleResId;
+    private SectionDecorationHandler mDecorationHandler;
+
+    public int getPosStart() {
+        return mPosStart;
+    }
+
+    public void setPosStart(int posStart) {
+        mPosStart = posStart;
+    }
+
+    public int getPosEnd() {
+        return mPosEnd;
+    }
+
+    public void setPosEnd(int posEnd) {
+        mPosEnd = posEnd;
+    }
+
+    private int mPosStart;
+    private int mPosEnd;
+
+    public SearchSectionInfo() {
+        this(-1);
+    }
 
     public SearchSectionInfo(int titleResId) {
         mTitleResId = titleResId;
     }
 
+    public void setDecorationHandler(SectionDecorationHandler sectionDecorationHandler) {
+        mDecorationHandler = sectionDecorationHandler;
+    }
+
+
+    public SectionDecorationHandler getDecorationHandler() {
+        return mDecorationHandler;
+    }
+
     /**
      * Returns the section's title
      */
     public String getTitle(Context context) {
+        if (mTitleResId == -1) {
+            return "";
+        }
         return context.getString(mTitleResId);
     }
 }
diff --git a/src/com/android/launcher3/anim/Interpolators.java b/src/com/android/launcher3/anim/Interpolators.java
index 860cceb..6ad43ea 100644
--- a/src/com/android/launcher3/anim/Interpolators.java
+++ b/src/com/android/launcher3/anim/Interpolators.java
@@ -198,6 +198,7 @@
         public OvershootParams(float startProgress, float overshootPastProgress,
                 float endProgress, float velocityPxPerMs, int totalDistancePx, Context context) {
             velocityPxPerMs = Math.abs(velocityPxPerMs);
+            overshootPastProgress = Math.max(overshootPastProgress, startProgress);
             start = startProgress;
             int startPx = (int) (start * totalDistancePx);
             // Overshoot by about half a frame.
diff --git a/src/com/android/launcher3/anim/PendingAnimation.java b/src/com/android/launcher3/anim/PendingAnimation.java
index 4195933..5362575 100644
--- a/src/com/android/launcher3/anim/PendingAnimation.java
+++ b/src/com/android/launcher3/anim/PendingAnimation.java
@@ -149,7 +149,7 @@
             mProgressAnimator = null;
         }
         if (mAnimHolders.isEmpty()) {
-            // Add a dummy animation to that the duration is respected
+            // Add a placeholder animation to that the duration is respected
             add(ValueAnimator.ofFloat(0, 1).setDuration(mDuration));
         }
         return mAnim;
diff --git a/src/com/android/launcher3/dragndrop/DragController.java b/src/com/android/launcher3/dragndrop/DragController.java
index 03028d3..ef666f0 100644
--- a/src/com/android/launcher3/dragndrop/DragController.java
+++ b/src/com/android/launcher3/dragndrop/DragController.java
@@ -463,10 +463,10 @@
     }
 
     public void forceTouchMove() {
-        int[] dummyCoordinates = mCoordinatesTemp;
-        DropTarget dropTarget = findDropTarget(mLastTouch.x, mLastTouch.y, dummyCoordinates);
-        mDragObject.x = dummyCoordinates[0];
-        mDragObject.y = dummyCoordinates[1];
+        int[] placeholderCoordinates = mCoordinatesTemp;
+        DropTarget dropTarget = findDropTarget(mLastTouch.x, mLastTouch.y, placeholderCoordinates);
+        mDragObject.x = placeholderCoordinates[0];
+        mDragObject.y = placeholderCoordinates[1];
         checkTouchMove(dropTarget);
     }
 
diff --git a/src/com/android/launcher3/dragndrop/DragView.java b/src/com/android/launcher3/dragndrop/DragView.java
index de0fa1a..86b93d0 100644
--- a/src/com/android/launcher3/dragndrop/DragView.java
+++ b/src/com/android/launcher3/dragndrop/DragView.java
@@ -187,9 +187,6 @@
      */
     @TargetApi(Build.VERSION_CODES.O)
     public void setItemInfo(final ItemInfo info) {
-        if (!Utilities.ATLEAST_OREO) {
-            return;
-        }
         if (info.itemType != LauncherSettings.Favorites.ITEM_TYPE_APPLICATION &&
                 info.itemType != LauncherSettings.Favorites.ITEM_TYPE_DEEP_SHORTCUT &&
                 info.itemType != LauncherSettings.Favorites.ITEM_TYPE_FOLDER) {
diff --git a/src/com/android/launcher3/dragndrop/PinShortcutRequestActivityInfo.java b/src/com/android/launcher3/dragndrop/PinShortcutRequestActivityInfo.java
index 9982b39..f543e47 100644
--- a/src/com/android/launcher3/dragndrop/PinShortcutRequestActivityInfo.java
+++ b/src/com/android/launcher3/dragndrop/PinShortcutRequestActivityInfo.java
@@ -49,14 +49,14 @@
 
     // Class name used in the target component, such that it will never represent an
     // actual existing class.
-    private static final String DUMMY_COMPONENT_CLASS = "pinned-shortcut";
+    private static final String STUB_COMPONENT_CLASS = "pinned-shortcut";
 
     private final PinItemRequest mRequest;
     private final ShortcutInfo mInfo;
     private final Context mContext;
 
     public PinShortcutRequestActivityInfo(PinItemRequest request, Context context) {
-        super(new ComponentName(request.getShortcutInfo().getPackage(), DUMMY_COMPONENT_CLASS),
+        super(new ComponentName(request.getShortcutInfo().getPackage(), STUB_COMPONENT_CLASS),
                 request.getShortcutInfo().getUserHandle());
         mRequest = request;
         mInfo = request.getShortcutInfo();
diff --git a/src/com/android/launcher3/graphics/IconShape.java b/src/com/android/launcher3/graphics/IconShape.java
index 4369385..b208a40 100644
--- a/src/com/android/launcher3/graphics/IconShape.java
+++ b/src/com/android/launcher3/graphics/IconShape.java
@@ -43,8 +43,9 @@
 import android.view.View;
 import android.view.ViewOutlineProvider;
 
+import androidx.annotation.Nullable;
+
 import com.android.launcher3.R;
-import com.android.launcher3.Utilities;
 import com.android.launcher3.anim.RoundedRectRevealOutlineProvider;
 import com.android.launcher3.icons.GraphicsUtils;
 import com.android.launcher3.icons.IconNormalizer;
@@ -59,8 +60,6 @@
 import java.util.ArrayList;
 import java.util.List;
 
-import androidx.annotation.Nullable;
-
 /**
  * Abstract representation of the shape of an icon shape
  */
@@ -381,9 +380,6 @@
      * Initializes the shape which is closest to the {@link AdaptiveIconDrawable}
      */
     public static void init(Context context) {
-        if (!Utilities.ATLEAST_OREO) {
-            return;
-        }
         pickBestShape(context);
     }
 
diff --git a/src/com/android/launcher3/logging/StatsLogManager.java b/src/com/android/launcher3/logging/StatsLogManager.java
index de72534..0374009 100644
--- a/src/com/android/launcher3/logging/StatsLogManager.java
+++ b/src/com/android/launcher3/logging/StatsLogManager.java
@@ -37,7 +37,7 @@
  *
  * <pre>
  * All of the event ids are defined here.
- * Most of the methods are dummy methods for Launcher3
+ * Most of the methods are placeholder methods for Launcher3
  * Actual call happens only for Launcher variant that implements QuickStep.
  * </pre>
  */
diff --git a/src/com/android/launcher3/logging/UserEventDispatcher.java b/src/com/android/launcher3/logging/UserEventDispatcher.java
index e094cab..31a81b8 100644
--- a/src/com/android/launcher3/logging/UserEventDispatcher.java
+++ b/src/com/android/launcher3/logging/UserEventDispatcher.java
@@ -147,7 +147,7 @@
     }
 
     /**
-     * Dummy method.
+     * Placeholder method.
      */
     public void logActionTip(int actionType, int viewType) {
     }
diff --git a/src/com/android/launcher3/model/BgDataModel.java b/src/com/android/launcher3/model/BgDataModel.java
index 6158a9c..fd8520d 100644
--- a/src/com/android/launcher3/model/BgDataModel.java
+++ b/src/com/android/launcher3/model/BgDataModel.java
@@ -422,7 +422,7 @@
 
         @Override
         public FixedContainerItems clone() {
-            return new FixedContainerItems(containerId, Collections.unmodifiableList(items));
+            return new FixedContainerItems(containerId, new ArrayList<>(items));
         }
     }
 
diff --git a/src/com/android/launcher3/model/PackageUpdatedTask.java b/src/com/android/launcher3/model/PackageUpdatedTask.java
index dca4ec0..c0ae6f9 100644
--- a/src/com/android/launcher3/model/PackageUpdatedTask.java
+++ b/src/com/android/launcher3/model/PackageUpdatedTask.java
@@ -24,7 +24,6 @@
 import android.content.Intent;
 import android.content.pm.LauncherApps;
 import android.content.pm.ShortcutInfo;
-import android.os.Process;
 import android.os.UserHandle;
 import android.os.UserManager;
 import android.util.Log;
@@ -32,8 +31,6 @@
 import com.android.launcher3.InstallShortcutReceiver;
 import com.android.launcher3.LauncherAppState;
 import com.android.launcher3.LauncherSettings.Favorites;
-import com.android.launcher3.SessionCommitReceiver;
-import com.android.launcher3.Utilities;
 import com.android.launcher3.config.FeatureFlags;
 import com.android.launcher3.icons.BitmapInfo;
 import com.android.launcher3.icons.IconCache;
@@ -108,11 +105,6 @@
                         appsList.removePackage(packages[i], mUser);
                     }
                     appsList.addPackage(context, packages[i], mUser);
-
-                    // Automatically add homescreen icon for work profile apps for below O device.
-                    if (!Utilities.ATLEAST_OREO && !Process.myUserHandle().equals(mUser)) {
-                        SessionCommitReceiver.queueAppIconAddition(context, packages[i], mUser);
-                    }
                 }
                 flagOp = FlagOp.removeFlag(WorkspaceItemInfo.FLAG_DISABLED_NOT_AVAILABLE);
                 break;
@@ -331,7 +323,7 @@
             InstallShortcutReceiver.removeFromInstallQueue(context, removedPackages, mUser);
         }
 
-        if (Utilities.ATLEAST_OREO && mOp == OP_ADD) {
+        if (mOp == OP_ADD) {
             // Load widgets for the new package. Changes due to app updates are handled through
             // AppWidgetHost events, this is just to initialize the long-press options.
             for (int i = 0; i < N; i++) {
diff --git a/src/com/android/launcher3/model/data/AppInfo.java b/src/com/android/launcher3/model/data/AppInfo.java
index b17b062..aee1f2a 100644
--- a/src/com/android/launcher3/model/data/AppInfo.java
+++ b/src/com/android/launcher3/model/data/AppInfo.java
@@ -138,8 +138,7 @@
         info.runtimeStatusFlags |= (appInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0
                 ? FLAG_SYSTEM_NO : FLAG_SYSTEM_YES;
 
-        if (Utilities.ATLEAST_OREO
-                && appInfo.targetSdkVersion >= Build.VERSION_CODES.O
+        if (appInfo.targetSdkVersion >= Build.VERSION_CODES.O
                 && Process.myUserHandle().equals(lai.getUser())) {
             // The icon for a non-primary user is badged, hence it's not exactly an adaptive icon.
             info.runtimeStatusFlags |= FLAG_ADAPTIVE_ICON;
diff --git a/src/com/android/launcher3/model/data/WorkspaceItemInfo.java b/src/com/android/launcher3/model/data/WorkspaceItemInfo.java
index a7bf1f3..1e1d093 100644
--- a/src/com/android/launcher3/model/data/WorkspaceItemInfo.java
+++ b/src/com/android/launcher3/model/data/WorkspaceItemInfo.java
@@ -216,7 +216,7 @@
         if (cn == null && (itemType == Favorites.ITEM_TYPE_SHORTCUT || hasStatusFlag(
                 FLAG_SUPPORTS_WEB_UI | FLAG_AUTOINSTALL_ICON | FLAG_RESTORED_ICON))) {
             // Legacy shortcuts and promise icons with web UI may not have a componentName but just
-            // a packageName. In that case create a dummy componentName instead of adding additional
+            // a packageName. In that case create a empty componentName instead of adding additional
             // check everywhere.
             String pkg = intent.getPackage();
             return pkg == null ? null : new ComponentName(pkg, IconCache.EMPTY_CLASS_NAME);
diff --git a/src/com/android/launcher3/notification/NotificationKeyData.java b/src/com/android/launcher3/notification/NotificationKeyData.java
index a1917ec..1dda3df 100644
--- a/src/com/android/launcher3/notification/NotificationKeyData.java
+++ b/src/com/android/launcher3/notification/NotificationKeyData.java
@@ -30,9 +30,9 @@
 
 /**
  * The key data associated with the notification, used to determine what to include
- * in dots and dummy popup views before they are populated.
+ * in dots and stub popup views before they are populated.
  *
- * @see NotificationInfo for the full data used when populating the dummy views.
+ * @see NotificationInfo for the full data used when populating the stub views.
  */
 public class NotificationKeyData {
     public final String notificationKey;
diff --git a/src/com/android/launcher3/notification/NotificationMainView.java b/src/com/android/launcher3/notification/NotificationMainView.java
index b03aa9c..32f060b 100644
--- a/src/com/android/launcher3/notification/NotificationMainView.java
+++ b/src/com/android/launcher3/notification/NotificationMainView.java
@@ -137,7 +137,7 @@
             setOnClickListener(mNotificationInfo);
         }
         setContentTranslation(0);
-        // Add a dummy ItemInfo so that logging populates the correct container and item types
+        // Add a stub ItemInfo so that logging populates the correct container and item types
         // instead of DEFAULT_CONTAINERTYPE and DEFAULT_ITEMTYPE, respectively.
         setTag(NOTIFICATION_ITEM_INFO);
         if (animate) {
diff --git a/src/com/android/launcher3/pm/InstallSessionHelper.java b/src/com/android/launcher3/pm/InstallSessionHelper.java
index 901d27f..ce4644f 100644
--- a/src/com/android/launcher3/pm/InstallSessionHelper.java
+++ b/src/com/android/launcher3/pm/InstallSessionHelper.java
@@ -18,7 +18,9 @@
 
 import static com.android.launcher3.Utilities.getPrefs;
 
+import android.content.ComponentName;
 import android.content.Context;
+import android.content.Intent;
 import android.content.pm.ApplicationInfo;
 import android.content.pm.LauncherApps;
 import android.content.pm.PackageInstaller;
@@ -32,6 +34,7 @@
 import androidx.annotation.NonNull;
 import androidx.annotation.RequiresApi;
 
+import com.android.launcher3.InstallShortcutReceiver;
 import com.android.launcher3.LauncherSettings;
 import com.android.launcher3.SessionCommitReceiver;
 import com.android.launcher3.Utilities;
@@ -167,7 +170,7 @@
      * Attempt to restore workspace layout if the session is triggered due to device restore.
      */
     public boolean restoreDbIfApplicable(@NonNull final SessionInfo info) {
-        if (!Utilities.ATLEAST_OREO || !FeatureFlags.ENABLE_DATABASE_RESTORE.get()) {
+        if (!FeatureFlags.ENABLE_DATABASE_RESTORE.get()) {
             return false;
         }
         if (isRestore(info)) {
@@ -203,7 +206,7 @@
      * - A promise icon for the session has not already been created
      */
     void tryQueuePromiseAppIcon(PackageInstaller.SessionInfo sessionInfo) {
-        if (Utilities.ATLEAST_OREO && FeatureFlags.PROMISE_APPS_NEW_INSTALLS.get()
+        if (FeatureFlags.PROMISE_APPS_NEW_INSTALLS.get()
                 && SessionCommitReceiver.isEnabled(mAppContext)
                 && verify(sessionInfo) != null
                 && sessionInfo.getInstallReason() == PackageManager.INSTALL_REASON_USER
@@ -212,7 +215,21 @@
                 && !mPromiseIconIds.contains(sessionInfo.getSessionId())
                 && new PackageManagerHelper(mAppContext).getApplicationInfo(
                         sessionInfo.getAppPackageName(), getUserHandle(sessionInfo), 0) == null) {
-            SessionCommitReceiver.queuePromiseAppIconAddition(mAppContext, sessionInfo);
+
+            String packageName = sessionInfo.getAppPackageName();
+            if (mAppContext.getSystemService(LauncherApps.class)
+                    .getActivityList(packageName, getUserHandle(sessionInfo)).isEmpty()) {
+                // Ensure application isn't already installed.
+                Intent data = new Intent();
+                data.putExtra(Intent.EXTRA_SHORTCUT_INTENT, new Intent().setComponent(
+                        new ComponentName(packageName, "")).setPackage(packageName));
+                data.putExtra(Intent.EXTRA_SHORTCUT_NAME, sessionInfo.getAppLabel());
+                data.putExtra(Intent.EXTRA_SHORTCUT_ICON, sessionInfo.getAppIcon());
+
+                InstallShortcutReceiver.queueApplication(data, getUserHandle(sessionInfo),
+                        mAppContext);
+            }
+
             mPromiseIconIds.add(sessionInfo.getSessionId());
             updatePromiseIconPrefs();
         }
diff --git a/src/com/android/launcher3/pm/ShortcutConfigActivityInfo.java b/src/com/android/launcher3/pm/ShortcutConfigActivityInfo.java
index 40d7031..7af14c6 100644
--- a/src/com/android/launcher3/pm/ShortcutConfigActivityInfo.java
+++ b/src/com/android/launcher3/pm/ShortcutConfigActivityInfo.java
@@ -27,7 +27,6 @@
 import android.content.pm.LauncherActivityInfo;
 import android.content.pm.LauncherApps;
 import android.content.pm.PackageManager;
-import android.content.pm.ResolveInfo;
 import android.graphics.drawable.Drawable;
 import android.os.Build;
 import android.os.Process;
@@ -39,13 +38,13 @@
 
 import com.android.launcher3.LauncherSettings;
 import com.android.launcher3.R;
-import com.android.launcher3.Utilities;
 import com.android.launcher3.icons.ComponentWithLabelAndIcon;
 import com.android.launcher3.icons.IconCache;
 import com.android.launcher3.model.data.WorkspaceItemInfo;
 import com.android.launcher3.util.PackageUserKey;
 
 import java.util.ArrayList;
+import java.util.Collections;
 import java.util.List;
 
 /**
@@ -175,37 +174,23 @@
         List<ShortcutConfigActivityInfo> result = new ArrayList<>();
         UserHandle myUser = Process.myUserHandle();
 
-        if (Utilities.ATLEAST_OREO) {
-            final List<UserHandle> users;
-            final String packageName;
-            if (packageUser == null) {
-                users = UserCache.INSTANCE.get(context).getUserProfiles();
-                packageName = null;
-            } else {
-                users = new ArrayList<>(1);
-                users.add(packageUser.mUser);
-                packageName = packageUser.mPackageName;
-            }
-            LauncherApps launcherApps = context.getSystemService(LauncherApps.class);
-            for (UserHandle user : users) {
-                boolean ignoreTargetSdk = myUser.equals(user);
-                for (LauncherActivityInfo activityInfo :
-                        launcherApps.getShortcutConfigActivityList(packageName, user)) {
-                    if (ignoreTargetSdk || activityInfo.getApplicationInfo().targetSdkVersion
-                            >= Build.VERSION_CODES.O) {
-                        result.add(new ShortcutConfigActivityInfoVO(activityInfo));
-                    }
-                }
-            }
+        final List<UserHandle> users;
+        final String packageName;
+        if (packageUser == null) {
+            users = UserCache.INSTANCE.get(context).getUserProfiles();
+            packageName = null;
         } else {
-            if (packageUser == null || packageUser.mUser.equals(myUser)) {
-                Intent intent = new Intent(Intent.ACTION_CREATE_SHORTCUT);
-                if (packageUser != null) {
-                    intent.setPackage(packageUser.mPackageName);
-                }
-                for (ResolveInfo info :
-                        context.getPackageManager().queryIntentActivities(intent, 0)) {
-                    result.add(new ShortcutConfigActivityInfoVL(info.activityInfo));
+            users = Collections.singletonList(packageUser.mUser);
+            packageName = packageUser.mPackageName;
+        }
+        LauncherApps launcherApps = context.getSystemService(LauncherApps.class);
+        for (UserHandle user : users) {
+            boolean ignoreTargetSdk = myUser.equals(user);
+            for (LauncherActivityInfo activityInfo :
+                    launcherApps.getShortcutConfigActivityList(packageName, user)) {
+                if (ignoreTargetSdk || activityInfo.getApplicationInfo().targetSdkVersion
+                        >= Build.VERSION_CODES.O) {
+                    result.add(new ShortcutConfigActivityInfoVO(activityInfo));
                 }
             }
         }
diff --git a/src/com/android/launcher3/popup/PopupContainerWithArrow.java b/src/com/android/launcher3/popup/PopupContainerWithArrow.java
index 614cf14..896fb18 100644
--- a/src/com/android/launcher3/popup/PopupContainerWithArrow.java
+++ b/src/com/android/launcher3/popup/PopupContainerWithArrow.java
@@ -52,7 +52,6 @@
 import com.android.launcher3.DropTarget.DragObject;
 import com.android.launcher3.Launcher;
 import com.android.launcher3.R;
-import com.android.launcher3.Utilities;
 import com.android.launcher3.accessibility.LauncherAccessibilityDelegate;
 import com.android.launcher3.accessibility.ShortcutMenuAccessibilityDelegate;
 import com.android.launcher3.dot.DotInfo;
@@ -400,9 +399,7 @@
         } else if (view instanceof ImageView) {
             // Only the system shortcut icon shows on a gray background header.
             info.setIconAndContentDescriptionFor((ImageView) view);
-            if (Utilities.ATLEAST_OREO) {
-                view.setTooltipText(view.getContentDescription());
-            }
+            view.setTooltipText(view.getContentDescription());
         }
         view.setTag(info);
         view.setOnClickListener(info);
diff --git a/src/com/android/launcher3/settings/SettingsActivity.java b/src/com/android/launcher3/settings/SettingsActivity.java
index d3213a1..ec3a467 100644
--- a/src/com/android/launcher3/settings/SettingsActivity.java
+++ b/src/com/android/launcher3/settings/SettingsActivity.java
@@ -18,7 +18,6 @@
 
 import static androidx.core.view.accessibility.AccessibilityNodeInfoCompat.ACTION_ACCESSIBILITY_FOCUS;
 
-import static com.android.launcher3.SessionCommitReceiver.ADD_ICON_PREFERENCE_KEY;
 import static com.android.launcher3.states.RotationHelper.ALLOW_ROTATION_PREFERENCE_KEY;
 import static com.android.launcher3.states.RotationHelper.getAllowRotationDefaultValue;
 import static com.android.launcher3.util.SecureSettingsObserver.newNotificationSettingsObserver;
@@ -172,11 +171,6 @@
         protected boolean initPreference(Preference preference) {
             switch (preference.getKey()) {
                 case NOTIFICATION_DOTS_PREFERENCE_KEY:
-                    if (!Utilities.ATLEAST_OREO ||
-                            !getResources().getBoolean(R.bool.notification_dots_enabled)) {
-                        return false;
-                    }
-
                     // Listen to system notification dot settings while this UI is active.
                     mNotificationDotsObserver = newNotificationSettingsObserver(
                             getActivity(), (NotificationDotsPreference) preference);
@@ -188,9 +182,6 @@
                     mNotificationDotsObserver.dispatchOnChange();
                     return true;
 
-                case ADD_ICON_PREFERENCE_KEY:
-                    return Utilities.ATLEAST_OREO;
-
                 case ALLOW_ROTATION_PREFERENCE_KEY:
                     if (getResources().getBoolean(R.bool.allow_rotation)) {
                         // Launcher supports rotation by default. No need to show this setting.
diff --git a/src/com/android/launcher3/statemanager/StateManager.java b/src/com/android/launcher3/statemanager/StateManager.java
index 60b87d9..6ff1254 100644
--- a/src/com/android/launcher3/statemanager/StateManager.java
+++ b/src/com/android/launcher3/statemanager/StateManager.java
@@ -16,6 +16,8 @@
 
 package com.android.launcher3.statemanager;
 
+import static android.animation.ValueAnimator.areAnimatorsEnabled;
+
 import static com.android.launcher3.states.StateAnimationConfig.ANIM_ALL_COMPONENTS;
 
 import android.animation.Animator;
@@ -26,7 +28,6 @@
 import android.os.Looper;
 import android.util.Log;
 
-import com.android.launcher3.Utilities;
 import com.android.launcher3.anim.AnimationSuccessListener;
 import com.android.launcher3.anim.AnimatorPlaybackController;
 import com.android.launcher3.anim.PendingAnimation;
@@ -179,7 +180,7 @@
 
     private void goToState(STATE_TYPE state, boolean animated, long delay,
             final Runnable onCompleteRunnable) {
-        animated &= Utilities.areAnimationsEnabled(mActivity);
+        animated &= areAnimatorsEnabled();
         if (mActivity.isInState(state)) {
             if (mConfig.currentAnimation == null) {
                 // Run any queued runnable
diff --git a/src/com/android/launcher3/testing/TestProtocol.java b/src/com/android/launcher3/testing/TestProtocol.java
index 9816f13..8616881 100644
--- a/src/com/android/launcher3/testing/TestProtocol.java
+++ b/src/com/android/launcher3/testing/TestProtocol.java
@@ -99,6 +99,7 @@
     public static final String REQUEST_DISABLE_DEBUG_TRACING = "disable-debug-tracing";
 
     public static final String REQUEST_OVERVIEW_ACTIONS_ENABLED = "overview-actions-enabled";
+    public static final String REQUEST_OVERVIEW_SHARE_ENABLED = "overview-share-enabled";
 
     public static boolean sDisableSensorRotation;
     public static final String REQUEST_MOCK_SENSOR_ROTATION = "mock-sensor-rotation";
diff --git a/src/com/android/launcher3/touch/AbstractStateChangeTouchController.java b/src/com/android/launcher3/touch/AbstractStateChangeTouchController.java
index 66dbf6a..02ca926 100644
--- a/src/com/android/launcher3/touch/AbstractStateChangeTouchController.java
+++ b/src/com/android/launcher3/touch/AbstractStateChangeTouchController.java
@@ -513,15 +513,7 @@
         if (mAtomicAnim == null) {
             return 0;
         }
-        if (Utilities.ATLEAST_OREO) {
-            return mAtomicAnim.getTotalDuration() - mAtomicAnim.getCurrentPlayTime();
-        } else {
-            long remainingDuration = 0;
-            for (Animator anim : mAtomicAnim.getChildAnimations()) {
-                remainingDuration = Math.max(remainingDuration, anim.getDuration());
-            }
-            return remainingDuration;
-        }
+        return mAtomicAnim.getTotalDuration() - mAtomicAnim.getCurrentPlayTime();
     }
 
     protected void updateSwipeCompleteAnimation(ValueAnimator animator, long expectedDuration,
diff --git a/src/com/android/launcher3/util/PackageManagerHelper.java b/src/com/android/launcher3/util/PackageManagerHelper.java
index 86f3431..523545a 100644
--- a/src/com/android/launcher3/util/PackageManagerHelper.java
+++ b/src/com/android/launcher3/util/PackageManagerHelper.java
@@ -37,7 +37,6 @@
 import android.os.Build;
 import android.os.Bundle;
 import android.os.PatternMatcher;
-import android.os.Process;
 import android.os.UserHandle;
 import android.text.TextUtils;
 import android.util.Log;
@@ -46,7 +45,6 @@
 
 import com.android.launcher3.PendingAddItemInfo;
 import com.android.launcher3.R;
-import com.android.launcher3.Utilities;
 import com.android.launcher3.model.data.AppInfo;
 import com.android.launcher3.model.data.ItemInfo;
 import com.android.launcher3.model.data.LauncherAppWidgetInfo;
@@ -96,36 +94,12 @@
      * Returns the application info for the provided package or null
      */
     public ApplicationInfo getApplicationInfo(String packageName, UserHandle user, int flags) {
-        if (Utilities.ATLEAST_OREO) {
-            try {
-                ApplicationInfo info = mLauncherApps.getApplicationInfo(packageName, flags, user);
-                return (info.flags & ApplicationInfo.FLAG_INSTALLED) == 0 || !info.enabled
-                        ? null : info;
-            } catch (PackageManager.NameNotFoundException e) {
-                return null;
-            }
-        } else {
-            final boolean isPrimaryUser = Process.myUserHandle().equals(user);
-            if (!isPrimaryUser && (flags == 0)) {
-                // We are looking for an installed app on a secondary profile. Prior to O, the only
-                // entry point for work profiles is through the LauncherActivity.
-                List<LauncherActivityInfo> activityList =
-                        mLauncherApps.getActivityList(packageName, user);
-                return activityList.size() > 0 ? activityList.get(0).getApplicationInfo() : null;
-            }
-            try {
-                ApplicationInfo info = mPm.getApplicationInfo(packageName, flags);
-                // There is no way to check if the app is installed for managed profile. But for
-                // primary profile, we can still have this check.
-                if (isPrimaryUser && ((info.flags & ApplicationInfo.FLAG_INSTALLED) == 0)
-                        || !info.enabled) {
-                    return null;
-                }
-                return info;
-            } catch (PackageManager.NameNotFoundException e) {
-                // Package not found
-                return null;
-            }
+        try {
+            ApplicationInfo info = mLauncherApps.getApplicationInfo(packageName, flags, user);
+            return (info.flags & ApplicationInfo.FLAG_INSTALLED) == 0 || !info.enabled
+                    ? null : info;
+        } catch (PackageManager.NameNotFoundException e) {
+            return null;
         }
     }
 
diff --git a/src/com/android/launcher3/util/SystemUiController.java b/src/com/android/launcher3/util/SystemUiController.java
index 3e48006..50166c3 100644
--- a/src/com/android/launcher3/util/SystemUiController.java
+++ b/src/com/android/launcher3/util/SystemUiController.java
@@ -19,8 +19,6 @@
 import android.view.View;
 import android.view.Window;
 
-import com.android.launcher3.Utilities;
-
 import java.util.Arrays;
 
 /**
@@ -78,12 +76,10 @@
     }
 
     private int getSysUiVisibilityFlags(int stateFlag, int currentVisibility) {
-        if (Utilities.ATLEAST_OREO) {
-            if ((stateFlag & FLAG_LIGHT_NAV) != 0) {
-                currentVisibility |= View.SYSTEM_UI_FLAG_LIGHT_NAVIGATION_BAR;
-            } else if ((stateFlag & FLAG_DARK_NAV) != 0) {
-                currentVisibility &= ~(View.SYSTEM_UI_FLAG_LIGHT_NAVIGATION_BAR);
-            }
+        if ((stateFlag & FLAG_LIGHT_NAV) != 0) {
+            currentVisibility |= View.SYSTEM_UI_FLAG_LIGHT_NAVIGATION_BAR;
+        } else if ((stateFlag & FLAG_DARK_NAV) != 0) {
+            currentVisibility &= ~(View.SYSTEM_UI_FLAG_LIGHT_NAVIGATION_BAR);
         }
 
         if ((stateFlag & FLAG_LIGHT_STATUS) != 0) {
diff --git a/src/com/android/launcher3/views/FloatingIconView.java b/src/com/android/launcher3/views/FloatingIconView.java
index 8186dfa..52a82f8 100644
--- a/src/com/android/launcher3/views/FloatingIconView.java
+++ b/src/com/android/launcher3/views/FloatingIconView.java
@@ -256,7 +256,6 @@
         Drawable drawable = null;
         Drawable badge = null;
         boolean supportsAdaptiveIcons = ADAPTIVE_ICON_WINDOW_ANIM.get()
-                && Build.VERSION.SDK_INT >= Build.VERSION_CODES.O
                 && !info.isDisabled(); // Use original icon for disabled icons.
         Drawable btvIcon = originalView instanceof BubbleTextView
                 ? ((BubbleTextView) originalView).getIcon() : null;
@@ -383,8 +382,7 @@
     @WorkerThread
     @SuppressWarnings("WrongThread")
     private static int getOffsetForIconBounds(Launcher l, Drawable drawable, RectF position) {
-        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.O
-                || !(drawable instanceof AdaptiveIconDrawable)
+        if (!(drawable instanceof AdaptiveIconDrawable)
                 || (drawable instanceof FolderAdaptiveIcon)) {
             return 0;
         }
diff --git a/src/com/android/launcher3/views/OptionsPopupView.java b/src/com/android/launcher3/views/OptionsPopupView.java
index e95dc5b..9ad2331 100644
--- a/src/com/android/launcher3/views/OptionsPopupView.java
+++ b/src/com/android/launcher3/views/OptionsPopupView.java
@@ -226,15 +226,15 @@
         if (!TextUtils.isEmpty(pickerPackage)) {
             intent.setPackage(pickerPackage);
         }
-        return launcher.startActivitySafely(v, intent, dummyInfo(intent));
+        return launcher.startActivitySafely(v, intent, placeholderInfo(intent));
     }
 
-    static WorkspaceItemInfo dummyInfo(Intent intent) {
-        WorkspaceItemInfo dummyInfo = new WorkspaceItemInfo();
-        dummyInfo.intent = intent;
-        dummyInfo.itemType = LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT;
-        dummyInfo.container = LauncherSettings.Favorites.CONTAINER_SETTINGS;
-        return dummyInfo;
+    static WorkspaceItemInfo placeholderInfo(Intent intent) {
+        WorkspaceItemInfo placeholderInfo = new WorkspaceItemInfo();
+        placeholderInfo.intent = intent;
+        placeholderInfo.itemType = LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT;
+        placeholderInfo.container = LauncherSettings.Favorites.CONTAINER_SETTINGS;
+        return placeholderInfo;
     }
 
     public static class OptionItem {
diff --git a/src/com/android/launcher3/widget/LauncherAppWidgetHostView.java b/src/com/android/launcher3/widget/LauncherAppWidgetHostView.java
index 6f2e179..780a1a1 100644
--- a/src/com/android/launcher3/widget/LauncherAppWidgetHostView.java
+++ b/src/com/android/launcher3/widget/LauncherAppWidgetHostView.java
@@ -80,9 +80,7 @@
         setAccessibilityDelegate(mLauncher.getAccessibilityDelegate());
         setBackgroundResource(R.drawable.widget_internal_focus_bg);
 
-        if (Utilities.ATLEAST_OREO) {
-            setExecutor(Executors.THREAD_POOL_EXECUTOR);
-        }
+        setExecutor(Executors.THREAD_POOL_EXECUTOR);
         if (Utilities.ATLEAST_Q && Themes.getAttrBoolean(mLauncher, R.attr.isWorkspaceDarkText)) {
             setOnLightBackground(true);
         }
diff --git a/src/com/android/launcher3/widget/WidgetManagerHelper.java b/src/com/android/launcher3/widget/WidgetManagerHelper.java
index 4b6c569..c0c5c48 100644
--- a/src/com/android/launcher3/widget/WidgetManagerHelper.java
+++ b/src/com/android/launcher3/widget/WidgetManagerHelper.java
@@ -23,13 +23,11 @@
 import android.content.Context;
 import android.os.Build;
 import android.os.Bundle;
-import android.os.Process;
 import android.os.UserHandle;
 
 import androidx.annotation.Nullable;
 
 import com.android.launcher3.LauncherAppWidgetProviderInfo;
-import com.android.launcher3.Utilities;
 import com.android.launcher3.model.WidgetsModel;
 import com.android.launcher3.model.data.LauncherAppWidgetInfo;
 import com.android.launcher3.pm.UserCache;
@@ -84,22 +82,8 @@
             return allWidgetsSteam(mContext).collect(Collectors.toList());
         }
 
-        if (Utilities.ATLEAST_OREO) {
-            return mAppWidgetManager.getInstalledProvidersForPackage(
-                    packageUser.mPackageName, packageUser.mUser);
-        }
-
-        String pkg = packageUser.mPackageName;
-        return Stream.concat(
-                // Only get providers for the given package/user.
-                mAppWidgetManager.getInstalledProvidersForProfile(packageUser.mUser)
-                        .stream()
-                        .filter(w -> w.provider.equals(pkg)),
-                Process.myUserHandle().equals(packageUser.mUser)
-                        && mContext.getPackageName().equals(pkg)
-                        ? CustomWidgetManager.INSTANCE.get(mContext).stream()
-                        : Stream.empty())
-                .collect(Collectors.toList());
+        return mAppWidgetManager.getInstalledProvidersForPackage(
+                packageUser.mPackageName, packageUser.mUser);
     }
 
     /**
diff --git a/src_ui_overrides/com/android/launcher3/uioverrides/dynamicui/ColorExtractionAlgorithm.java b/src_ui_overrides/com/android/launcher3/uioverrides/dynamicui/ColorExtractionAlgorithm.java
index 5a1f9ca..780a0f0 100644
--- a/src_ui_overrides/com/android/launcher3/uioverrides/dynamicui/ColorExtractionAlgorithm.java
+++ b/src_ui_overrides/com/android/launcher3/uioverrides/dynamicui/ColorExtractionAlgorithm.java
@@ -21,16 +21,16 @@
 import android.util.Pair;
 import android.util.Range;
 
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+import androidx.core.graphics.ColorUtils;
+
 import com.android.launcher3.Utilities;
 
 import java.util.Arrays;
 import java.util.LinkedList;
 import java.util.List;
 
-import androidx.annotation.NonNull;
-import androidx.annotation.Nullable;
-import androidx.core.graphics.ColorUtils;
-
 /**
  * Implementation of tonal color extraction
  **/
@@ -69,7 +69,7 @@
         // palettes. The best fit is tweaked to be closer to the source color
         // and replaces the original palette
 
-        // Get the most preeminent, non-blacklisted color.
+        // Get the most preeminent, non-disallowed color.
         Integer bestColor = 0;
         final float[] hsl = new float[3];
         for (int i = 0; i < mainColorsSize; i++) {
@@ -78,7 +78,7 @@
                     Color.blue(colorValue), hsl);
 
             // Stop when we find a color that meets our criteria
-            if (!isBlacklisted(hsl)) {
+            if (!isDisallowed(hsl)) {
                 bestColor = colorValue;
                 break;
             }
@@ -167,12 +167,12 @@
     }
 
     /**
-     * Checks if a given color exists in the blacklist
+     * Checks if a given color exists in the disallowed_colors list.
      * @param hsl float array with 3 components (H 0..360, S 0..1 and L 0..1)
      * @return true if color should be avoided
      */
-    private boolean isBlacklisted(float[] hsl) {
-        for (ColorRange badRange: BLACKLISTED_COLORS) {
+    private boolean isDisallowed(float[] hsl) {
+        for (ColorRange badRange: DISALLOWED_COLORS) {
             if (badRange.containsColor(hsl[0], hsl[1], hsl[2])) {
                 return true;
             }
@@ -592,7 +592,7 @@
     );
 
     @SuppressWarnings("WeakerAccess")
-    static final ColorRange[] BLACKLISTED_COLORS = new ColorRange[] {
+    static final ColorRange[] DISALLOWED_COLORS = new ColorRange[] {
 
             // Red
             new ColorRange(
diff --git a/src_ui_overrides/com/android/launcher3/uioverrides/dynamicui/WallpaperManagerCompat.java b/src_ui_overrides/com/android/launcher3/uioverrides/dynamicui/WallpaperManagerCompat.java
index 0fd0a35..9dbe47c 100644
--- a/src_ui_overrides/com/android/launcher3/uioverrides/dynamicui/WallpaperManagerCompat.java
+++ b/src_ui_overrides/com/android/launcher3/uioverrides/dynamicui/WallpaperManagerCompat.java
@@ -17,8 +17,7 @@
 package com.android.launcher3.uioverrides.dynamicui;
 
 import android.content.Context;
-
-import com.android.launcher3.Utilities;
+import android.os.Build;
 
 import androidx.annotation.Nullable;
 
@@ -32,7 +31,7 @@
             if (sInstance == null) {
                 context = context.getApplicationContext();
 
-                if (Utilities.ATLEAST_OREO_MR1) {
+                if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O_MR1) {
                     try {
                         sInstance = new WallpaperManagerCompatVOMR1(context);
                     } catch (Throwable e) {
diff --git a/tests/src/com/android/launcher3/testcomponent/ListViewService.java b/tests/src/com/android/launcher3/testcomponent/ListViewService.java
index 3da20e0..9e3a492 100644
--- a/tests/src/com/android/launcher3/testcomponent/ListViewService.java
+++ b/tests/src/com/android/launcher3/testcomponent/ListViewService.java
@@ -89,7 +89,7 @@
                 public RemoteViewsFactory onGetViewFactory(Intent intent) {
                     return SimpleViewsFactory.this;
                 }
-            }.onBind(new Intent("dummy_intent"));
+            }.onBind(new Intent("stub_intent"));
         }
     }
 }
diff --git a/tests/src/com/android/launcher3/ui/AbstractLauncherUiTest.java b/tests/src/com/android/launcher3/ui/AbstractLauncherUiTest.java
index 201218b..5e42d9b 100644
--- a/tests/src/com/android/launcher3/ui/AbstractLauncherUiTest.java
+++ b/tests/src/com/android/launcher3/ui/AbstractLauncherUiTest.java
@@ -115,8 +115,7 @@
         if (TestHelpers.isInLauncherProcess()) {
             StrictMode.VmPolicy.Builder builder =
                     new StrictMode.VmPolicy.Builder()
-// b/154772063
-//                            .detectActivityLeaks()
+                            .detectActivityLeaks()
                             .penaltyLog()
                             .penaltyListener(Runnable::run, violation -> {
                                 if (sStrictmodeDetectedActivityLeak == null) {
diff --git a/tests/src/com/android/launcher3/ui/widget/RequestPinItemTest.java b/tests/src/com/android/launcher3/ui/widget/RequestPinItemTest.java
index 0e43d81..822fefc 100644
--- a/tests/src/com/android/launcher3/ui/widget/RequestPinItemTest.java
+++ b/tests/src/com/android/launcher3/ui/widget/RequestPinItemTest.java
@@ -30,7 +30,6 @@
 import androidx.test.runner.AndroidJUnit4;
 
 import com.android.launcher3.LauncherSettings.Favorites;
-import com.android.launcher3.Utilities;
 import com.android.launcher3.Workspace.ItemOperator;
 import com.android.launcher3.model.data.ItemInfo;
 import com.android.launcher3.model.data.LauncherAppWidgetInfo;
@@ -126,9 +125,6 @@
 
     private void runTest(String activityMethod, boolean isWidget, ItemOperator itemMatcher,
             Intent... commandIntents) throws Throwable {
-        if (!Utilities.ATLEAST_OREO) {
-            return;
-        }
         clearHomescreen();
         mDevice.pressHome();
 
diff --git a/tests/tapl/com/android/launcher3/tapl/Background.java b/tests/tapl/com/android/launcher3/tapl/Background.java
index e538f60..c9c846f 100644
--- a/tests/tapl/com/android/launcher3/tapl/Background.java
+++ b/tests/tapl/com/android/launcher3/tapl/Background.java
@@ -16,8 +16,9 @@
 
 package com.android.launcher3.tapl;
 
+import static android.view.accessibility.AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED;
+
 import static com.android.launcher3.tapl.OverviewTask.TASK_START_EVENT;
-import static com.android.launcher3.testing.TestProtocol.BACKGROUND_APP_STATE_ORDINAL;
 import static com.android.launcher3.testing.TestProtocol.OVERVIEW_STATE_ORDINAL;
 
 import android.graphics.Point;
@@ -150,67 +151,68 @@
     /**
      * Swipes right or double presses the square button to switch to the previous app.
      */
+    @NonNull
     public Background quickSwitchToPreviousApp() {
         try (LauncherInstrumentation.Closable e = mLauncher.eventsCheck();
              LauncherInstrumentation.Closable c = mLauncher.addContextLayer(
                      "want to quick switch to the previous app")) {
             verifyActiveContainer();
-            quickSwitchToPreviousApp(getExpectedStateForQuickSwitch());
+            final boolean launcherWasVisible = mLauncher.isLauncherVisible();
+            boolean transposeInLandscape = false;
+            switch (mLauncher.getNavigationModel()) {
+                case TWO_BUTTON:
+                    transposeInLandscape = true;
+                    // Fall through, zero button and two button modes behave the same.
+                case ZERO_BUTTON: {
+                    final int startX;
+                    final int startY;
+                    final int endX;
+                    final int endY;
+                    if (mLauncher.getDevice().isNaturalOrientation() || !transposeInLandscape) {
+                        // Swipe from the bottom left to the bottom right of the screen.
+                        startX = 0;
+                        startY = getSwipeStartY();
+                        endX = mLauncher.getDevice().getDisplayWidth();
+                        endY = startY;
+                    } else {
+                        // Swipe from the bottom right to the top right of the screen.
+                        startX = getSwipeStartX();
+                        startY = mLauncher.getRealDisplaySize().y - 1;
+                        endX = startX;
+                        endY = 0;
+                    }
+                    final boolean isZeroButton = mLauncher.getNavigationModel()
+                            == LauncherInstrumentation.NavigationModel.ZERO_BUTTON;
+                    LauncherInstrumentation.GestureScope gestureScope =
+                            launcherWasVisible && isZeroButton
+                                    ? LauncherInstrumentation.GestureScope.INSIDE_TO_OUTSIDE
+                                    : LauncherInstrumentation.GestureScope.OUTSIDE_WITH_PILFER;
+                    mLauncher.executeAndWaitForEvent(
+                            () -> mLauncher.linearGesture(
+                                    startX, startY, endX, endY, 20, false, gestureScope),
+                            event -> event.getEventType() == TYPE_WINDOW_STATE_CHANGED,
+                            () -> "Quick switch gesture didn't change window state");
+                    break;
+                }
+
+                case THREE_BUTTON:
+                    // Double press the recents button.
+                    UiObject2 recentsButton = mLauncher.waitForSystemUiObject("recent_apps");
+                    mLauncher.expectEvent(TestProtocol.SEQUENCE_MAIN, SQUARE_BUTTON_EVENT);
+                    mLauncher.runToState(() -> recentsButton.click(), OVERVIEW_STATE_ORDINAL);
+                    mLauncher.getOverview();
+                    mLauncher.expectEvent(TestProtocol.SEQUENCE_MAIN, SQUARE_BUTTON_EVENT);
+                    mLauncher.executeAndWaitForEvent(
+                            () -> recentsButton.click(),
+                            event -> event.getEventType() == TYPE_WINDOW_STATE_CHANGED,
+                            () -> "Pressing recents button didn't change window state");
+                    break;
+            }
+            mLauncher.expectEvent(TestProtocol.SEQUENCE_MAIN, TASK_START_EVENT);
             return new Background(mLauncher);
         }
     }
 
-    protected int getExpectedStateForQuickSwitch() {
-        return BACKGROUND_APP_STATE_ORDINAL;
-    }
-
-    protected void quickSwitchToPreviousApp(int expectedState) {
-        final boolean launcherWasVisible = mLauncher.isLauncherVisible();
-        boolean transposeInLandscape = false;
-        switch (mLauncher.getNavigationModel()) {
-            case TWO_BUTTON:
-                transposeInLandscape = true;
-                // Fall through, zero button and two button modes behave the same.
-            case ZERO_BUTTON: {
-                final int startX;
-                final int startY;
-                final int endX;
-                final int endY;
-                if (mLauncher.getDevice().isNaturalOrientation() || !transposeInLandscape) {
-                    // Swipe from the bottom left to the bottom right of the screen.
-                    startX = 0;
-                    startY = getSwipeStartY();
-                    endX = mLauncher.getDevice().getDisplayWidth();
-                    endY = startY;
-                } else {
-                    // Swipe from the bottom right to the top right of the screen.
-                    startX = getSwipeStartX();
-                    startY = mLauncher.getRealDisplaySize().y - 1;
-                    endX = startX;
-                    endY = 0;
-                }
-                final boolean isZeroButton = mLauncher.getNavigationModel()
-                        == LauncherInstrumentation.NavigationModel.ZERO_BUTTON;
-                mLauncher.swipeToState(startX, startY, endX, endY, 20, expectedState,
-                        launcherWasVisible && isZeroButton
-                                ? LauncherInstrumentation.GestureScope.INSIDE_TO_OUTSIDE
-                                : LauncherInstrumentation.GestureScope.OUTSIDE_WITH_PILFER);
-                break;
-            }
-
-            case THREE_BUTTON:
-                // Double press the recents button.
-                UiObject2 recentsButton = mLauncher.waitForSystemUiObject("recent_apps");
-                mLauncher.expectEvent(TestProtocol.SEQUENCE_MAIN, SQUARE_BUTTON_EVENT);
-                mLauncher.runToState(() -> recentsButton.click(), OVERVIEW_STATE_ORDINAL);
-                mLauncher.getOverview();
-                mLauncher.expectEvent(TestProtocol.SEQUENCE_MAIN, SQUARE_BUTTON_EVENT);
-                recentsButton.click();
-                break;
-        }
-        mLauncher.expectEvent(TestProtocol.SEQUENCE_MAIN, TASK_START_EVENT);
-    }
-
     protected String getSwipeHeightRequestName() {
         return TestProtocol.REQUEST_BACKGROUND_TO_OVERVIEW_SWIPE_HEIGHT;
     }
diff --git a/tests/tapl/com/android/launcher3/tapl/BaseOverview.java b/tests/tapl/com/android/launcher3/tapl/BaseOverview.java
index 223ae29..588b6b8 100644
--- a/tests/tapl/com/android/launcher3/tapl/BaseOverview.java
+++ b/tests/tapl/com/android/launcher3/tapl/BaseOverview.java
@@ -27,7 +27,7 @@
 import java.util.List;
 
 /**
- * Common overview pane for both Launcher and fallback recents
+ * Common overview panel for both Launcher and fallback recents
  */
 public class BaseOverview extends LauncherInstrumentation.VisibleContainer {
     private static final int FLINGS_FOR_DISMISS_LIMIT = 40;
@@ -135,4 +135,19 @@
     public boolean hasTasks() {
         return getTasks().size() > 0;
     }
+
+    /**
+     * Gets Overview Actions.
+     *
+     * @return The Overview Actions
+     */
+    @NonNull
+    public OverviewActions getOverviewActions() {
+        try (LauncherInstrumentation.Closable c = mLauncher.addContextLayer(
+                "want to get overview actions")) {
+            verifyActiveContainer();
+            UiObject2 overviewActions = mLauncher.waitForLauncherObject("action_buttons");
+            return new OverviewActions(overviewActions, mLauncher);
+        }
+    }
 }
\ No newline at end of file
diff --git a/tests/tapl/com/android/launcher3/tapl/Home.java b/tests/tapl/com/android/launcher3/tapl/Home.java
index c06e254..0060844 100644
--- a/tests/tapl/com/android/launcher3/tapl/Home.java
+++ b/tests/tapl/com/android/launcher3/tapl/Home.java
@@ -16,8 +16,6 @@
 
 package com.android.launcher3.tapl;
 
-import static com.android.launcher3.testing.TestProtocol.QUICK_SWITCH_STATE_ORDINAL;
-
 import androidx.annotation.NonNull;
 
 /**
@@ -65,8 +63,4 @@
         return true;
     }
 
-    @Override
-    protected int getExpectedStateForQuickSwitch() {
-        return QUICK_SWITCH_STATE_ORDINAL;
-    }
 }
\ No newline at end of file
diff --git a/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java b/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java
index 4e2ed11..a77c1c6 100644
--- a/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java
+++ b/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java
@@ -156,6 +156,7 @@
     public static final int WAIT_TIME_MS = 10000;
     public static final int LONG_WAIT_TIME_MS = 60000;
     private static final String SYSTEMUI_PACKAGE = "com.android.systemui";
+    private static final String ANDROID_PACKAGE = "android";
 
     private static WeakReference<VisibleContainer> sActiveContainer = new WeakReference<>(null);
 
@@ -174,8 +175,7 @@
     private Runnable mOnLauncherCrashed;
 
     private static Pattern getTouchEventPattern(String prefix, String action) {
-        // The pattern includes sanity checks that we don't get a multi-touch events or other
-        // surprises.
+        // The pattern includes checks that we don't get a multi-touch events or other surprises.
         return Pattern.compile(
                 prefix + ": MotionEvent.*?action=" + action + ".*?id\\[0\\]=0"
                         + ".*?toolType\\[0\\]=TOOL_TYPE_FINGER.*?buttonState=0.*?pointerCount=1");
@@ -931,6 +931,14 @@
         return waitForObjectBySelector(getOverviewObjectSelector(resName));
     }
 
+    @NonNull
+    UiObject2 waitForAndroidObject(String resId) {
+        final UiObject2 object = mDevice.wait(
+                Until.findObject(By.res(ANDROID_PACKAGE, resId)), WAIT_TIME_MS);
+        assertNotNull("Can't find a android object with id: " + resId, object);
+        return object;
+    }
+
     private UiObject2 waitForObjectBySelector(BySelector selector) {
         final UiObject2 object = mDevice.wait(Until.findObject(selector), WAIT_TIME_MS);
         assertNotNull("Can't find a view in Launcher, selector: " + selector, object);
@@ -1307,6 +1315,11 @@
                 TestProtocol.TEST_INFO_RESPONSE_FIELD);
     }
 
+    boolean overviewShareEnabled() {
+        return getTestInfo(TestProtocol.REQUEST_OVERVIEW_SHARE_ENABLED).getBoolean(
+                TestProtocol.TEST_INFO_RESPONSE_FIELD);
+    }
+
     private void disableSensorRotation() {
         getTestInfo(TestProtocol.REQUEST_MOCK_SENSOR_ROTATION);
     }
diff --git a/tests/tapl/com/android/launcher3/tapl/OverviewActions.java b/tests/tapl/com/android/launcher3/tapl/OverviewActions.java
new file mode 100644
index 0000000..a30a404
--- /dev/null
+++ b/tests/tapl/com/android/launcher3/tapl/OverviewActions.java
@@ -0,0 +1,130 @@
+/*
+ * 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.tapl;
+
+import androidx.annotation.NonNull;
+import androidx.test.uiautomator.UiObject2;
+
+import com.android.launcher3.testing.TestProtocol;
+
+/**
+ * View containing overview actions
+ */
+public class OverviewActions {
+    private final UiObject2 mOverviewActions;
+    private final LauncherInstrumentation mLauncher;
+
+    OverviewActions(UiObject2 overviewActions, LauncherInstrumentation launcherInstrumentation) {
+        this.mOverviewActions = overviewActions;
+        this.mLauncher = launcherInstrumentation;
+    }
+
+    /**
+     * Clicks screenshot button and closes screenshot ui.
+     */
+    @NonNull
+    public Overview clickAndDismissScreenshot() {
+        try (LauncherInstrumentation.Closable e = mLauncher.eventsCheck();
+             LauncherInstrumentation.Closable c = mLauncher.addContextLayer(
+                     "want to click screenshot button and exit screenshot ui")) {
+            UiObject2 screenshot = mLauncher.waitForObjectInContainer(mOverviewActions,
+                    "action_screenshot");
+            mLauncher.clickLauncherObject(screenshot);
+            try (LauncherInstrumentation.Closable c1 = mLauncher.addContextLayer(
+                    "clicked screenshot button")) {
+                UiObject2 closeScreenshot = mLauncher.waitForSystemUiObject(
+                        "global_screenshot_dismiss_image");
+                if (mLauncher.getNavigationModel()
+                        != LauncherInstrumentation.NavigationModel.THREE_BUTTON) {
+                    mLauncher.expectEvent(TestProtocol.SEQUENCE_TIS,
+                            LauncherInstrumentation.EVENT_TOUCH_DOWN_TIS);
+                    mLauncher.expectEvent(TestProtocol.SEQUENCE_TIS,
+                            LauncherInstrumentation.EVENT_TOUCH_UP_TIS);
+                }
+                closeScreenshot.click();
+                try (LauncherInstrumentation.Closable c2 = mLauncher.addContextLayer(
+                        "dismissed screenshot")) {
+                    return new Overview(mLauncher);
+                }
+            }
+        }
+    }
+
+    /**
+     * Click share button, then drags sharesheet down to remove it.
+     *
+     * Share is currently hidden behind flag, test is kept in case share becomes a default feature.
+     * If share is completely removed then remove this test as well.
+     */
+    @NonNull
+    public Overview clickAndDismissShare() {
+        if (mLauncher.overviewShareEnabled()) {
+            try (LauncherInstrumentation.Closable e = mLauncher.eventsCheck();
+                 LauncherInstrumentation.Closable c = mLauncher.addContextLayer(
+                         "want to click share button and dismiss sharesheet")) {
+                UiObject2 share = mLauncher.waitForObjectInContainer(mOverviewActions,
+                        "action_share");
+                mLauncher.clickLauncherObject(share);
+                try (LauncherInstrumentation.Closable c1 = mLauncher.addContextLayer(
+                        "clicked share button")) {
+                    mLauncher.waitForAndroidObject("contentPanel");
+                    mLauncher.getDevice().pressBack();
+                    try (LauncherInstrumentation.Closable c2 = mLauncher.addContextLayer(
+                            "dismissed sharesheet")) {
+                        return new Overview(mLauncher);
+                    }
+                }
+            }
+        }
+        return new Overview(mLauncher);
+    }
+
+    /**
+     * Click select button
+     *
+     * @return The select mode buttons that are now shown instead of action buttons.
+     */
+    @NonNull
+    public SelectModeButtons clickSelect() {
+        try (LauncherInstrumentation.Closable e = mLauncher.eventsCheck();
+             LauncherInstrumentation.Closable c =
+                     mLauncher.addContextLayer("want to click select button")) {
+            UiObject2 select = mLauncher.waitForObjectInContainer(mOverviewActions,
+                    "action_select");
+            mLauncher.clickLauncherObject(select);
+            try (LauncherInstrumentation.Closable c1 = mLauncher.addContextLayer(
+                    "clicked select button")) {
+                return getSelectModeButtons();
+            }
+
+        }
+    }
+
+    /**
+     * Gets the Select Mode Buttons.
+     *
+     * @return The Select Mode Buttons.
+     */
+    @NonNull
+    private SelectModeButtons getSelectModeButtons() {
+        try (LauncherInstrumentation.Closable c = mLauncher.addContextLayer(
+                "want to get select mode buttons")) {
+            UiObject2 selectModeButtons = mLauncher.waitForLauncherObject("select_mode_buttons");
+            return new SelectModeButtons(selectModeButtons, mLauncher);
+        }
+    }
+}
diff --git a/tests/tapl/com/android/launcher3/tapl/SelectModeButtons.java b/tests/tapl/com/android/launcher3/tapl/SelectModeButtons.java
new file mode 100644
index 0000000..3507418
--- /dev/null
+++ b/tests/tapl/com/android/launcher3/tapl/SelectModeButtons.java
@@ -0,0 +1,68 @@
+/*
+ * 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.tapl;
+
+import androidx.annotation.NonNull;
+import androidx.test.uiautomator.UiObject2;
+
+/**
+ * View containing select mode buttons
+ */
+public class SelectModeButtons {
+    private final UiObject2 mSelectModeButtons;
+    private final LauncherInstrumentation mLauncher;
+
+    SelectModeButtons(UiObject2 selectModeButtons,
+            LauncherInstrumentation launcherInstrumentation) {
+        mSelectModeButtons = selectModeButtons;
+        mLauncher = launcherInstrumentation;
+    }
+
+    /**
+     * Click close button.
+     */
+    @NonNull
+    public Overview clickClose() {
+        try (LauncherInstrumentation.Closable e = mLauncher.eventsCheck();
+             LauncherInstrumentation.Closable c =
+                     mLauncher.addContextLayer("want to click close button")) {
+            UiObject2 close = mLauncher.waitForObjectInContainer(mSelectModeButtons, "close");
+            mLauncher.clickLauncherObject(close);
+            try (LauncherInstrumentation.Closable c1 = mLauncher.addContextLayer(
+                    "clicked close button")) {
+                return new Overview(mLauncher);
+            }
+        }
+    }
+
+    /**
+     * Click feedback button.
+     */
+    @NonNull
+    public Background clickFeedback() {
+        try (LauncherInstrumentation.Closable e = mLauncher.eventsCheck();
+             LauncherInstrumentation.Closable c =
+                     mLauncher.addContextLayer("want to click feedback button")) {
+            UiObject2 feedback = mLauncher.waitForObjectInContainer(mSelectModeButtons, "feedback");
+            mLauncher.clickLauncherObject(feedback);
+            try (LauncherInstrumentation.Closable c1 = mLauncher.addContextLayer(
+                    "clicked feedback button")) {
+                return new Background(mLauncher);
+            }
+        }
+    }
+}