diff --git a/quickstep/res/layout/task_menu.xml b/quickstep/res/layout/task_menu.xml
index 96a94ba..763e45e 100644
--- a/quickstep/res/layout/task_menu.xml
+++ b/quickstep/res/layout/task_menu.xml
@@ -25,15 +25,15 @@
 
     <TextView
         android:id="@+id/task_name"
-        android:background="?android:attr/textColorPrimary"
-        android:textColor="?android:attr/textColorPrimaryInverse"
+        android:background="?android:attr/colorPrimary"
+        android:textColor="?android:attr/textColorPrimary"
         android:layout_width="match_parent"
         android:layout_height="match_parent"
         android:gravity="center"
         android:layout_marginBottom="2dp"
-        android:paddingTop="@dimen/task_card_menu_option_vertical_padding"
-        android:paddingBottom="@dimen/task_card_menu_option_vertical_padding"
-        android:textSize="24sp"/>
+        android:paddingTop="@dimen/task_menu_vertical_padding"
+        android:paddingBottom="@dimen/task_menu_vertical_padding"
+        android:textSize="16sp"/>
 
     <LinearLayout
         android:id="@+id/menu_option_layout"
diff --git a/quickstep/res/layout/task_view_menu_option.xml b/quickstep/res/layout/task_view_menu_option.xml
index 59c7263..19ca3e3 100644
--- a/quickstep/res/layout/task_view_menu_option.xml
+++ b/quickstep/res/layout/task_view_menu_option.xml
@@ -21,7 +21,7 @@
     android:orientation="vertical"
     android:paddingTop="@dimen/task_card_menu_option_vertical_padding"
     android:paddingBottom="@dimen/task_card_menu_option_vertical_padding"
-    android:background="?android:attr/textColorPrimary"
+    android:background="?android:attr/colorPrimary"
     android:theme="@style/PopupItem" >
 
     <View
@@ -30,7 +30,7 @@
       android:layout_height="@dimen/system_shortcut_icon_size"
       android:layout_marginStart="@dimen/task_menu_option_start_margin"
       android:layout_gravity="center_horizontal"
-      android:backgroundTint="?android:attr/textColorPrimaryInverse"/>
+      android:backgroundTint="?android:attr/textColorPrimary"/>
 
     <TextView
         style="@style/BaseIcon"
@@ -39,7 +39,7 @@
         android:layout_height="wrap_content"
         android:layout_marginStart="@dimen/task_menu_option_start_margin"
         android:textSize="14sp"
-        android:textColor="?android:attr/textColorPrimaryInverse"
+        android:textColor="?android:attr/textColorPrimary"
         android:focusable="false" />
 
 </LinearLayout>
diff --git a/quickstep/res/values/dimens.xml b/quickstep/res/values/dimens.xml
index b39a8d3..c85d3dc 100644
--- a/quickstep/res/values/dimens.xml
+++ b/quickstep/res/values/dimens.xml
@@ -74,7 +74,8 @@
 
     <!-- Total space (start + end) between the task card and the edge of the screen
          in various configurations -->
-    <dimen name="task_card_menu_option_vertical_padding">8dp</dimen>
+    <dimen name="task_card_menu_option_vertical_padding">16dp</dimen>
+    <dimen name="task_menu_vertical_padding">8dp</dimen>
     <dimen name="task_card_margin">8dp</dimen>
     <dimen name="task_card_menu_shadow_height">3dp</dimen>
     <dimen name="task_menu_option_start_margin">12dp</dimen>
diff --git a/quickstep/src/com/android/launcher3/QuickstepTransitionManager.java b/quickstep/src/com/android/launcher3/QuickstepTransitionManager.java
index 6912f94..42baa65 100644
--- a/quickstep/src/com/android/launcher3/QuickstepTransitionManager.java
+++ b/quickstep/src/com/android/launcher3/QuickstepTransitionManager.java
@@ -66,7 +66,9 @@
 import android.os.SystemProperties;
 import android.util.Pair;
 import android.util.Size;
+import android.view.SurfaceControl;
 import android.view.View;
+import android.view.ViewRootImpl;
 import android.view.animation.Interpolator;
 import android.view.animation.PathInterpolator;
 
@@ -98,6 +100,7 @@
 import com.android.quickstep.views.RecentsView;
 import com.android.systemui.shared.system.ActivityCompat;
 import com.android.systemui.shared.system.ActivityOptionsCompat;
+import com.android.systemui.shared.system.BlurUtils;
 import com.android.systemui.shared.system.InteractionJankMonitorWrapper;
 import com.android.systemui.shared.system.QuickStepContract;
 import com.android.systemui.shared.system.RemoteAnimationAdapterCompat;
@@ -921,12 +924,39 @@
                 BACKGROUND_APP.getDepth(mLauncher))
                 .setDuration(APP_LAUNCH_DURATION);
         if (allowBlurringLauncher) {
-            depthController.setSurfaceToApp(RemoteAnimationProvider.findLowestOpaqueLayerTarget(
-                    appTargets, MODE_OPENING));
+            final SurfaceControl dimLayer;
+            if (BlurUtils.supportsBlursOnWindows()) {
+                // Create a temporary effect layer, that lives on top of launcher, so we can apply
+                // the blur to it. The EffectLayer will be fullscreen, which will help with caching
+                // optimizations on the SurfaceFlinger side:
+                // - Results would be able to be cached as a texture
+                // - There won't be texture allocation overhead, because EffectLayers don't have
+                //   buffers
+                ViewRootImpl viewRootImpl = mLauncher.getDragLayer().getViewRootImpl();
+                SurfaceControl parent = viewRootImpl != null
+                        ? viewRootImpl.getSurfaceControl()
+                        : null;
+                dimLayer = new SurfaceControl.Builder()
+                        .setName("Blur layer")
+                        .setParent(parent)
+                        .setOpaque(false)
+                        .setHidden(false)
+                        .setEffectLayer()
+                        .build();
+            } else {
+                dimLayer = null;
+            }
+
+            depthController.setSurface(dimLayer);
             backgroundRadiusAnim.addListener(new AnimatorListenerAdapter() {
                 @Override
                 public void onAnimationEnd(Animator animation) {
-                    depthController.setSurfaceToApp(null);
+                    depthController.setSurface(null);
+                    if (dimLayer != null) {
+                        new SurfaceControl.Transaction()
+                                .remove(dimLayer)
+                                .apply();
+                    }
                 }
             });
         }
diff --git a/quickstep/src/com/android/launcher3/statehandlers/DepthController.java b/quickstep/src/com/android/launcher3/statehandlers/DepthController.java
index e608885..46ef698 100644
--- a/quickstep/src/com/android/launcher3/statehandlers/DepthController.java
+++ b/quickstep/src/com/android/launcher3/statehandlers/DepthController.java
@@ -25,7 +25,9 @@
 import android.animation.ObjectAnimator;
 import android.os.IBinder;
 import android.util.FloatProperty;
+import android.view.SurfaceControl;
 import android.view.View;
+import android.view.ViewRootImpl;
 import android.view.ViewTreeObserver;
 
 import com.android.launcher3.BaseActivity;
@@ -37,9 +39,6 @@
 import com.android.launcher3.statemanager.StateManager.StateHandler;
 import com.android.launcher3.states.StateAnimationConfig;
 import com.android.systemui.shared.system.BlurUtils;
-import com.android.systemui.shared.system.RemoteAnimationTargetCompat;
-import com.android.systemui.shared.system.SurfaceControlCompat;
-import com.android.systemui.shared.system.TransactionCompat;
 import com.android.systemui.shared.system.WallpaperManagerCompat;
 
 /**
@@ -91,7 +90,8 @@
                 @Override
                 public void onDraw() {
                     View view = mLauncher.getDragLayer();
-                    setSurface(new SurfaceControlCompat(view));
+                    ViewRootImpl viewRootImpl = view.getViewRootImpl();
+                    setSurface(viewRootImpl != null ? viewRootImpl.getSurfaceControl() : null);
                     view.post(() -> view.getViewTreeObserver().removeOnDrawListener(this));
                 }
             };
@@ -102,7 +102,7 @@
      */
     private int mMaxBlurRadius;
     private WallpaperManagerCompat mWallpaperManager;
-    private SurfaceControlCompat mSurface;
+    private SurfaceControl mSurface;
     /**
      * Ratio from 0 to 1, where 0 is fully zoomed out, and 1 is zoomed in.
      * @see android.service.wallpaper.WallpaperService.Engine#onZoomChanged(float)
@@ -157,11 +157,7 @@
     /**
      * Sets the specified app target surface to apply the blur to.
      */
-    public void setSurfaceToApp(RemoteAnimationTargetCompat target) {
-        setSurface(target == null ? null : target.leash);
-    }
-
-    private void setSurface(SurfaceControlCompat surface) {
+    public void setSurface(SurfaceControl surface) {
         if (mSurface != surface) {
             mSurface = surface;
             if (surface != null) {
@@ -219,7 +215,7 @@
         if (supportsBlur) {
             boolean isOpaque = mLauncher.getScrimView().isFullyOpaque();
             int blur = isOpaque ? 0 : (int) (mDepth * mMaxBlurRadius);
-            new TransactionCompat()
+            new SurfaceControl.Transaction()
                     .setBackgroundBlurRadius(mSurface, blur)
                     .setOpaque(mSurface, isOpaque)
                     .apply();
diff --git a/quickstep/src/com/android/quickstep/AbsSwipeUpHandler.java b/quickstep/src/com/android/quickstep/AbsSwipeUpHandler.java
index 54c39a7..be927e0 100644
--- a/quickstep/src/com/android/quickstep/AbsSwipeUpHandler.java
+++ b/quickstep/src/com/android/quickstep/AbsSwipeUpHandler.java
@@ -1398,6 +1398,10 @@
             mLauncherTransitionController.getNormalController().getAnimationPlayer().end();
             mLauncherTransitionController = null;
         }
+
+        if (mRecentsView != null) {
+            mRecentsView.abortScrollerAnimation();
+        }
     }
 
     /**
@@ -1416,7 +1420,7 @@
 
     private void resetStateForAnimationCancel() {
         boolean wasVisible = mWasLauncherAlreadyVisible || mGestureStarted;
-        mActivityInterface.onTransitionCancelled(wasVisible);
+        mActivityInterface.onTransitionCancelled(wasVisible, mGestureState.getEndTarget());
 
         // Leave the pending invisible flag, as it may be used by wallpaper open animation.
         if (mActivity != null) {
diff --git a/quickstep/src/com/android/quickstep/BaseActivityInterface.java b/quickstep/src/com/android/quickstep/BaseActivityInterface.java
index 2696cbe..4ae6fa8 100644
--- a/quickstep/src/com/android/quickstep/BaseActivityInterface.java
+++ b/quickstep/src/com/android/quickstep/BaseActivityInterface.java
@@ -86,12 +86,22 @@
         mBackgroundState = backgroundState;
     }
 
-    public void onTransitionCancelled(boolean activityVisible) {
+    /**
+     * Called when the current gesture transition is cancelled.
+     * @param activityVisible Whether the user can see the changes we make here, so try to animate.
+     * @param endTarget If the gesture ended before we got cancelled, where we were headed.
+     */
+    public void onTransitionCancelled(boolean activityVisible,
+            @Nullable GestureState.GestureEndTarget endTarget) {
         ACTIVITY_TYPE activity = getCreatedActivity();
         if (activity == null) {
             return;
         }
         STATE_TYPE startState = activity.getStateManager().getRestState();
+        if (endTarget != null) {
+            // We were on our way to this state when we got canceled, end there instead.
+            startState = stateFromGestureEndTarget(endTarget);
+        }
         activity.getStateManager().goToState(startState, activityVisible);
     }
 
diff --git a/quickstep/src/com/android/quickstep/util/OverviewToHomeAnim.java b/quickstep/src/com/android/quickstep/util/OverviewToHomeAnim.java
index badb41a..5cf4f0b 100644
--- a/quickstep/src/com/android/quickstep/util/OverviewToHomeAnim.java
+++ b/quickstep/src/com/android/quickstep/util/OverviewToHomeAnim.java
@@ -78,6 +78,10 @@
         }
 
         StateAnimationConfig config = new StateAnimationConfig();
+        if (playWorkspaceRevealAnim) {
+            // WorkspaceRevealAnim handles the depth, so don't interfere.
+            config.animFlags |= StateAnimationConfig.SKIP_DEPTH_CONTROLLER;
+        }
         config.duration = startState.getTransitionDuration(mLauncher);
         AnimatorSet stateAnim = stateManager.createAtomicAnimation(
                 startState, NORMAL, config);
diff --git a/quickstep/src/com/android/quickstep/views/RecentsView.java b/quickstep/src/com/android/quickstep/views/RecentsView.java
index f897d35..a0bba86 100644
--- a/quickstep/src/com/android/quickstep/views/RecentsView.java
+++ b/quickstep/src/com/android/quickstep/views/RecentsView.java
@@ -76,7 +76,6 @@
 import android.graphics.drawable.Drawable;
 import android.os.Build;
 import android.os.UserHandle;
-import android.os.VibrationEffect;
 import android.text.Layout;
 import android.text.StaticLayout;
 import android.text.TextPaint;
@@ -133,7 +132,6 @@
 import com.android.launcher3.util.SplitConfigurationOptions.SplitPositionOption;
 import com.android.launcher3.util.Themes;
 import com.android.launcher3.util.TranslateEdgeEffect;
-import com.android.launcher3.util.VibratorWrapper;
 import com.android.launcher3.util.ViewPool;
 import com.android.quickstep.AnimatedFloat;
 import com.android.quickstep.BaseActivityInterface;
@@ -344,17 +342,6 @@
     private static final float INITIAL_DISMISS_TRANSLATION_INTERPOLATION_OFFSET = 0.55f;
     private static final float ADDITIONAL_DISMISS_TRANSLATION_INTERPOLATION_OFFSET = 0.05f;
 
-    private static final int SNAP_TO_PAGE_VIBRATION_PRIMITIVE =
-            Utilities.ATLEAST_S ? VibrationEffect.Composition.PRIMITIVE_LOW_TICK : -1;
-    private static final float SNAP_TO_PAGE_VIBRATION_PRIMITIVE_SCALE = 0.4f;
-    private static final VibrationEffect SNAP_TO_PAGE_VIBRATION_FALLBACK =
-            VibrationEffect.createPredefined(VibrationEffect.EFFECT_TEXTURE_TICK);
-    private static final int EDGE_IMPACT_VIBRATION_PRIMITIVE =
-            Utilities.ATLEAST_R ? VibrationEffect.Composition.PRIMITIVE_TICK : -1;
-    private static final float EDGE_IMPACT_VIBRATION_PRIMITIVE_SCALE = 0.8f;
-    private static final VibrationEffect EDGE_IMPACT_VIBRATION_FALLBACK =
-            VibrationEffect.createPredefined(VibrationEffect.EFFECT_TICK);
-
     protected final RecentsOrientedState mOrientationState;
     protected final BaseActivityInterface<STATE_TYPE, ACTIVITY_TYPE> mSizeStrategy;
     protected RecentsAnimationController mRecentsAnimationController;
@@ -973,8 +960,6 @@
     @Override
     protected void onPageEndTransition() {
         super.onPageEndTransition();
-        VibratorWrapper.INSTANCE.get(mContext).vibrate(SNAP_TO_PAGE_VIBRATION_PRIMITIVE,
-                SNAP_TO_PAGE_VIBRATION_PRIMITIVE_SCALE, SNAP_TO_PAGE_VIBRATION_FALLBACK);
         if (isClearAllHidden()) {
             mActionsView.updateDisabledFlags(OverviewActionsView.DISABLED_SCROLLING, false);
         }
@@ -1078,13 +1063,6 @@
     }
 
     @Override
-    protected void onEdgeAbsorbingScroll() {
-        super.onEdgeAbsorbingScroll();
-        VibratorWrapper.INSTANCE.get(mContext).vibrate(EDGE_IMPACT_VIBRATION_PRIMITIVE,
-                EDGE_IMPACT_VIBRATION_PRIMITIVE_SCALE, EDGE_IMPACT_VIBRATION_FALLBACK);
-    }
-
-    @Override
     protected void determineScrollingStart(MotionEvent ev, float touchSlopScale) {
         // Enables swiping to the left or right only if the task overlay is not modal.
         if (!isModal()) {
diff --git a/quickstep/src/com/android/quickstep/views/TaskMenuView.java b/quickstep/src/com/android/quickstep/views/TaskMenuView.java
index d5816b5..c97225e 100644
--- a/quickstep/src/com/android/quickstep/views/TaskMenuView.java
+++ b/quickstep/src/com/android/quickstep/views/TaskMenuView.java
@@ -234,7 +234,7 @@
         Rect insets = mActivity.getDragLayer().getInsets();
         BaseDragLayer.LayoutParams params = (BaseDragLayer.LayoutParams) getLayoutParams();
         int padding = getResources()
-                .getDimensionPixelSize(R.dimen.task_card_menu_option_vertical_padding);
+                .getDimensionPixelSize(R.dimen.task_menu_vertical_padding);
         params.width = orientationHandler.getTaskMenuWidth(taskView.getThumbnail()) - (2 * padding);
         // Gravity set to Left instead of Start as sTempRect.left measures Left distance not Start
         params.gravity = Gravity.LEFT;
diff --git a/quickstep/src/com/android/quickstep/views/TaskThumbnailView.java b/quickstep/src/com/android/quickstep/views/TaskThumbnailView.java
index 02888a1..f730d2d 100644
--- a/quickstep/src/com/android/quickstep/views/TaskThumbnailView.java
+++ b/quickstep/src/com/android/quickstep/views/TaskThumbnailView.java
@@ -336,12 +336,20 @@
         if (mOverlayEnabled != overlayEnabled) {
             mOverlayEnabled = overlayEnabled;
 
-            if (mOverlayEnabled) {
-                getTaskOverlay().initOverlay(mTask, mThumbnailData, mPreviewPositionHelper.mMatrix,
-                        mPreviewPositionHelper.mIsOrientationChanged);
-            } else {
-                getTaskOverlay().reset();
-            }
+            refreshOverlay();
+        }
+    }
+
+    /**
+     * Potentially re-init the task overlay. Be cautious when calling this as the overlay may
+     * do processing on initialization.
+     */
+    private void refreshOverlay() {
+        if (mOverlayEnabled) {
+            getTaskOverlay().initOverlay(mTask, mThumbnailData, mPreviewPositionHelper.mMatrix,
+                    mPreviewPositionHelper.mIsOrientationChanged);
+        } else {
+            getTaskOverlay().reset();
         }
     }
 
@@ -382,6 +390,8 @@
     protected void onSizeChanged(int w, int h, int oldw, int oldh) {
         super.onSizeChanged(w, h, oldw, oldh);
         updateThumbnailMatrix();
+
+        refreshOverlay();
     }
 
     private ColorFilter getColorFilter(float dimAmount) {
diff --git a/src/com/android/launcher3/PagedView.java b/src/com/android/launcher3/PagedView.java
index 9725b06..b423871 100644
--- a/src/com/android/launcher3/PagedView.java
+++ b/src/com/android/launcher3/PagedView.java
@@ -250,6 +250,15 @@
         forceFinishScroller(true);
     }
 
+    /**
+     *  Immediately finishes any overscroll effect and jumps to the end of the scroller animation.
+     */
+    public void abortScrollerAnimation() {
+        mEdgeGlowLeft.finish();
+        mEdgeGlowRight.finish();
+        abortScrollerAnimation(true);
+    }
+
     private void abortScrollerAnimation(boolean resetNextPage) {
         mScroller.abortAnimation();
         // We need to clean up the next page here to avoid computeScrollHelper from
@@ -479,11 +488,9 @@
                 if (newPos < mMinScroll && oldPos >= mMinScroll) {
                     mEdgeGlowLeft.onAbsorb((int) mScroller.getCurrVelocity());
                     mScroller.abortAnimation();
-                    onEdgeAbsorbingScroll();
                 } else if (newPos > mMaxScroll && oldPos <= mMaxScroll) {
                     mEdgeGlowRight.onAbsorb((int) mScroller.getCurrVelocity());
                     mScroller.abortAnimation();
-                    onEdgeAbsorbingScroll();
                 }
             }
 
@@ -1334,13 +1341,6 @@
 
     protected void onNotSnappingToPageInFreeScroll() { }
 
-    /**
-     * Called when the view edges absorb part of the scroll. Subclasses can override this
-     * to provide custom behavior during animation.
-     */
-    protected void onEdgeAbsorbingScroll() {
-    }
-
     protected boolean shouldFlingForVelocity(int velocity) {
         float threshold = mAllowEasyFling ? mEasyFlingThresholdVelocity : mFlingThresholdVelocity;
         return Math.abs(velocity) > threshold;
diff --git a/src/com/android/launcher3/Workspace.java b/src/com/android/launcher3/Workspace.java
index 98d80fe..d136cda 100644
--- a/src/com/android/launcher3/Workspace.java
+++ b/src/com/android/launcher3/Workspace.java
@@ -103,6 +103,7 @@
 import com.android.launcher3.util.ItemInfoMatcher;
 import com.android.launcher3.util.OverlayEdgeEffect;
 import com.android.launcher3.util.PackageUserKey;
+import com.android.launcher3.util.RunnableList;
 import com.android.launcher3.util.Thunk;
 import com.android.launcher3.util.WallpaperOffsetInterpolator;
 import com.android.launcher3.widget.LauncherAppWidgetHost;
@@ -426,10 +427,9 @@
         // When a accessible drag is started by the folder, we only allow rearranging withing the
         // folder.
         boolean addNewPage = !(options.isAccessibleDrag && dragObject.dragSource != this);
-
         if (addNewPage) {
             mDeferRemoveExtraEmptyScreen = false;
-            addExtraEmptyScreenOnDrag();
+            addExtraEmptyScreenOnDrag(dragObject);
 
             if (dragObject.dragInfo.itemType == LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET
                     && dragObject.dragSource != this) {
@@ -636,12 +636,19 @@
         return newScreen;
     }
 
-    public void addExtraEmptyScreenOnDrag() {
+    private void addExtraEmptyScreenOnDrag(DragObject dragObject) {
         boolean lastChildOnScreen = false;
         boolean childOnFinalScreen = false;
 
         if (mDragSourceInternal != null) {
-            if (mDragSourceInternal.getChildCount() == 1) {
+            // When the drag view content is a LauncherAppWidgetHostView, we should increment the
+            // drag source child count by 1 because the widget in drag has been detached from its
+            // original parent, ShortcutAndWidgetContainer, and reattached to the DragView.
+            int dragSourceChildCount =
+                    dragObject.dragView.getContentView() instanceof LauncherAppWidgetHostView
+                            ? mDragSourceInternal.getChildCount() + 1
+                            : mDragSourceInternal.getChildCount();
+            if (dragSourceChildCount == 1) {
                 lastChildOnScreen = true;
             }
             CellLayout cl = (CellLayout) mDragSourceInternal.getParent();
@@ -1921,10 +1928,16 @@
                 if (droppedOnOriginalCellDuringTransition) {
                     // Animate the item to its original position, while simultaneously exiting
                     // spring-loaded mode so the page meets the icon where it was picked up.
+                    final RunnableList callbackList = new RunnableList();
+                    final Runnable onCompleteCallback = onCompleteRunnable;
                     mLauncher.getDragController().animateDragViewToOriginalPosition(
-                            onCompleteRunnable, cell,
+                            /* onComplete= */ callbackList::executeAllAndDestroy, cell,
                             SPRING_LOADED.getTransitionDuration(mLauncher));
-                    mLauncher.getStateManager().goToState(NORMAL);
+                    mLauncher.getStateManager().goToState(NORMAL, /* delay= */ 0,
+                            onCompleteCallback == null
+                                    ? null
+                                    : forSuccessCallback(
+                                            () -> callbackList.add(onCompleteCallback)));
                     mLauncher.getDropTargetBar().onDragEnd();
                     parent.onDropChild(cell);
                     return;
diff --git a/src/com/android/launcher3/graphics/GridCustomizationsProvider.java b/src/com/android/launcher3/graphics/GridCustomizationsProvider.java
index 8ca157b..e4f5539 100644
--- a/src/com/android/launcher3/graphics/GridCustomizationsProvider.java
+++ b/src/com/android/launcher3/graphics/GridCustomizationsProvider.java
@@ -1,6 +1,7 @@
 package com.android.launcher3.graphics;
 
 import static com.android.launcher3.Utilities.getPrefs;
+import static com.android.launcher3.util.Executors.UI_HELPER_EXECUTOR;
 import static com.android.launcher3.util.Themes.KEY_THEMED_ICONS;
 import static com.android.launcher3.util.Themes.isThemedIconEnabled;
 
@@ -18,7 +19,6 @@
 import android.os.Handler;
 import android.os.IBinder;
 import android.os.IBinder.DeathRecipient;
-import android.os.Looper;
 import android.os.Message;
 import android.os.Messenger;
 import android.util.ArrayMap;
@@ -217,7 +217,8 @@
             Bundle result = new Bundle();
             result.putParcelable(KEY_SURFACE_PACKAGE, renderer.getSurfacePackage());
 
-            Messenger messenger = new Messenger(new Handler(Looper.getMainLooper(), observer));
+            Messenger messenger =
+                    new Messenger(new Handler(UI_HELPER_EXECUTOR.getLooper(), observer));
             Message msg = Message.obtain();
             msg.replyTo = messenger;
             result.putParcelable(KEY_CALLBACK, msg);
diff --git a/src/com/android/launcher3/util/VibratorWrapper.java b/src/com/android/launcher3/util/VibratorWrapper.java
index 14bf6c2..b0defd4 100644
--- a/src/com/android/launcher3/util/VibratorWrapper.java
+++ b/src/com/android/launcher3/util/VibratorWrapper.java
@@ -21,19 +21,15 @@
 import static com.android.launcher3.util.Executors.MAIN_EXECUTOR;
 import static com.android.launcher3.util.Executors.UI_HELPER_EXECUTOR;
 
-import android.annotation.SuppressLint;
 import android.annotation.TargetApi;
 import android.content.ContentResolver;
 import android.content.Context;
 import android.database.ContentObserver;
-import android.media.AudioAttributes;
 import android.os.Build;
 import android.os.VibrationEffect;
 import android.os.Vibrator;
 import android.provider.Settings;
 
-import com.android.launcher3.Utilities;
-
 /**
  * Wrapper around {@link Vibrator} to easily perform haptic feedback where necessary.
  */
@@ -43,11 +39,6 @@
     public static final MainThreadInitializedObject<VibratorWrapper> INSTANCE =
             new MainThreadInitializedObject<>(VibratorWrapper::new);
 
-    public static final AudioAttributes VIBRATION_ATTRS = new AudioAttributes.Builder()
-            .setUsage(AudioAttributes.USAGE_ASSISTANCE_SONIFICATION)
-            .setContentType(AudioAttributes.CONTENT_TYPE_SONIFICATION)
-            .build();
-
     public static final VibrationEffect EFFECT_CLICK =
             createPredefined(VibrationEffect.EFFECT_CLICK);
 
@@ -90,24 +81,4 @@
             UI_HELPER_EXECUTOR.execute(() -> mVibrator.vibrate(vibrationEffect));
         }
     }
-
-    /**
-     * Vibrates with a single primitive, if supported, or use a fallback effect instead. This only
-     * vibrates if haptic feedback is available and enabled.
-     */
-    @SuppressLint("NewApi")
-    public void vibrate(int primitiveId, float primitiveScale, VibrationEffect fallbackEffect) {
-        if (mHasVibrator && mIsHapticFeedbackEnabled) {
-            UI_HELPER_EXECUTOR.execute(() -> {
-                if (Utilities.ATLEAST_R && primitiveId >= 0
-                        && mVibrator.areAllPrimitivesSupported(primitiveId)) {
-                    mVibrator.vibrate(VibrationEffect.startComposition()
-                            .addPrimitive(primitiveId, primitiveScale)
-                            .compose(), VIBRATION_ATTRS);
-                } else {
-                    mVibrator.vibrate(fallbackEffect, VIBRATION_ATTRS);
-                }
-            });
-        }
-    }
 }
diff --git a/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java b/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java
index 4cf52f0..c99a81f 100644
--- a/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java
+++ b/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java
@@ -105,7 +105,7 @@
     static final Pattern EVENT_TOUCH_DOWN_TIS = getTouchEventPatternTIS("ACTION_DOWN");
     static final Pattern EVENT_TOUCH_UP_TIS = getTouchEventPatternTIS("ACTION_UP");
     private final String mLauncherPackage;
-    private final boolean mIsLauncher3;
+    private Boolean mIsLauncher3;
     private long mTestStartTime = -1;
 
     // Types for launcher containers that the user is interacting with. "Background" is a
@@ -206,7 +206,6 @@
     public LauncherInstrumentation(Instrumentation instrumentation) {
         mInstrumentation = instrumentation;
         mDevice = UiDevice.getInstance(instrumentation);
-        mIsLauncher3 = "com.android.launcher3".equals(getLauncherPackageName());
 
         // Launcher should run in test harness so that custom accessibility protocol between
         // Launcher and TAPL is enabled. In-process tests enable this protocol with a direct call
@@ -1422,6 +1421,9 @@
     }
 
     boolean isLauncher3() {
+        if (mIsLauncher3 == null) {
+            mIsLauncher3 = "com.android.launcher3".equals(getLauncherPackageName());
+        }
         return mIsLauncher3;
     }