diff --git a/src/com/android/launcher3/WidgetPreviewLoader.java b/src/com/android/launcher3/WidgetPreviewLoader.java
index 14ba2b7..7d6d184 100644
--- a/src/com/android/launcher3/WidgetPreviewLoader.java
+++ b/src/com/android/launcher3/WidgetPreviewLoader.java
@@ -471,7 +471,7 @@
         RectF boxRect = drawBoxWithShadow(c, size, size);
 
         Bitmap icon = LauncherIcons.createScaledBitmapWithoutShadow(
-                mutateOnMainThread(info.getFullResIcon(mIconCache)), mContext, Build.VERSION_CODES.O);
+                mutateOnMainThread(info.getFullResIcon(mIconCache)), mContext, 0);
         Rect src = new Rect(0, 0, icon.getWidth(), icon.getHeight());
 
         boxRect.set(0, 0, iconSize, iconSize);
diff --git a/src/com/android/launcher3/allapps/AllAppsTransitionController.java b/src/com/android/launcher3/allapps/AllAppsTransitionController.java
index faadce4..4d112c6 100644
--- a/src/com/android/launcher3/allapps/AllAppsTransitionController.java
+++ b/src/com/android/launcher3/allapps/AllAppsTransitionController.java
@@ -49,7 +49,7 @@
     private static final boolean DBG = false;
 
     private final Interpolator mWorkspaceAccelnterpolator = new AccelerateInterpolator(2f);
-    private final Interpolator mHotseatAccelInterpolator = new AccelerateInterpolator(.5f);
+    private final Interpolator mHotseatAccelInterpolator = new AccelerateInterpolator(1.5f);
     private final Interpolator mDecelInterpolator = new DecelerateInterpolator(3f);
     private final Interpolator mFastOutSlowInInterpolator = new FastOutSlowInInterpolator();
     private final VerticalPullDetector.ScrollInterpolator mScrollInterpolator
diff --git a/src/com/android/launcher3/dragndrop/AddItemActivity.java b/src/com/android/launcher3/dragndrop/AddItemActivity.java
index 29789c8..01893bd 100644
--- a/src/com/android/launcher3/dragndrop/AddItemActivity.java
+++ b/src/com/android/launcher3/dragndrop/AddItemActivity.java
@@ -84,6 +84,8 @@
     private int mPendingBindWidgetId;
     private Bundle mWidgetOptions;
 
+    private boolean mFinishOnPause = false;
+
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
@@ -163,6 +165,7 @@
 
         startActivity(homeIntent,
                 ActivityOptions.makeCustomAnimation(this, 0, android.R.anim.fade_out).toBundle());
+        mFinishOnPause = true;
 
         // Start a system drag and drop. We use a transparent bitmap as preview for system drag
         // as the preview is handled internally by launcher.
@@ -182,6 +185,14 @@
         return false;
     }
 
+    @Override
+    protected void onPause() {
+        super.onPause();
+        if (mFinishOnPause) {
+            finish();
+        }
+    }
+
     private void setupShortcut() {
         PinShortcutRequestActivityInfo shortcutInfo =
                 new PinShortcutRequestActivityInfo(mRequest, this);
diff --git a/src/com/android/launcher3/dynamicui/ExtractionUtils.java b/src/com/android/launcher3/dynamicui/ExtractionUtils.java
index 92cb5dc..cc0e0be 100644
--- a/src/com/android/launcher3/dynamicui/ExtractionUtils.java
+++ b/src/com/android/launcher3/dynamicui/ExtractionUtils.java
@@ -29,6 +29,7 @@
 import android.support.v7.graphics.Palette;
 
 import com.android.launcher3.Utilities;
+import com.android.launcher3.config.FeatureFlags;
 
 import java.util.List;
 
@@ -47,6 +48,9 @@
      * Launcher will be notified in Launcher#onSettingsChanged(String, String).
      */
     public static void startColorExtractionServiceIfNecessary(final Context context) {
+        if (FeatureFlags.LAUNCHER3_GRADIENT_ALL_APPS) {
+            return;
+        }
         // Run on a background thread, since the service is asynchronous anyway.
         Utilities.THREAD_POOL_EXECUTOR.execute(new Runnable() {
             @Override
@@ -60,6 +64,9 @@
 
     /** Starts the {@link ColorExtractionService} without checking the wallpaper id */
     public static void startColorExtractionService(Context context) {
+        if (FeatureFlags.LAUNCHER3_GRADIENT_ALL_APPS) {
+            return;
+        }
         JobScheduler jobScheduler = (JobScheduler) context.getSystemService(
                 Context.JOB_SCHEDULER_SERVICE);
         jobScheduler.schedule(new JobInfo.Builder(Utilities.COLOR_EXTRACTION_JOB_ID,
diff --git a/src/com/android/launcher3/graphics/LauncherIcons.java b/src/com/android/launcher3/graphics/LauncherIcons.java
index db03a04..830ca82 100644
--- a/src/com/android/launcher3/graphics/LauncherIcons.java
+++ b/src/com/android/launcher3/graphics/LauncherIcons.java
@@ -322,8 +322,7 @@
         IconCache cache = app.getIconCache();
         Bitmap unbadgedBitmap = unbadgedDrawable == null
                 ? cache.getDefaultIcon(Process.myUserHandle())
-                : LauncherIcons.createScaledBitmapWithoutShadow(unbadgedDrawable, context,
-                Build.VERSION_CODES.O);
+                : LauncherIcons.createScaledBitmapWithoutShadow(unbadgedDrawable, context, 0);
 
         if (!badged) {
             return unbadgedBitmap;
diff --git a/src/com/android/launcher3/notification/SwipeHelper.java b/src/com/android/launcher3/notification/SwipeHelper.java
index 5f03252..ebbe5fc 100644
--- a/src/com/android/launcher3/notification/SwipeHelper.java
+++ b/src/com/android/launcher3/notification/SwipeHelper.java
@@ -24,23 +24,20 @@
 import android.content.Context;
 import android.graphics.RectF;
 import android.os.Handler;
+import android.util.ArrayMap;
 import android.util.Log;
 import android.view.MotionEvent;
 import android.view.VelocityTracker;
 import android.view.View;
 import android.view.ViewConfiguration;
 import android.view.accessibility.AccessibilityEvent;
-
 import com.android.launcher3.R;
 
-import java.util.HashMap;
-
 /**
  * This class was copied from com.android.systemui.
  */
 public class SwipeHelper {
-    static final String TAG = "SwipeHelper";
-    private static final boolean DEBUG = false;
+    private static final String TAG = "SwipeHelper";
     private static final boolean DEBUG_INVALIDATE = false;
     private static final boolean SLOW_ANIMATIONS = false; // DEBUG;
     private static final boolean CONSTRAIN_SWIPE = true;
@@ -50,10 +47,10 @@
     public static final int X = 0;
     public static final int Y = 1;
 
-    private float SWIPE_ESCAPE_VELOCITY = 100f; // dp/sec
-    private int DEFAULT_ESCAPE_ANIMATION_DURATION = 200; // ms
-    private int MAX_ESCAPE_ANIMATION_DURATION = 400; // ms
-    private int MAX_DISMISS_VELOCITY = 4000; // dp/sec
+    private static final float SWIPE_ESCAPE_VELOCITY = 100f; // dp/sec
+    private static final int DEFAULT_ESCAPE_ANIMATION_DURATION = 200; // ms
+    private static final int MAX_ESCAPE_ANIMATION_DURATION = 400; // ms
+    private static final int MAX_DISMISS_VELOCITY = 4000; // dp/sec
     private static final int SNAP_ANIM_LEN = SLOW_ANIMATIONS ? 1000 : 150; // ms
 
     static final float SWIPE_PROGRESS_FADE_END = 0.5f; // fraction of thumbnail width
@@ -61,12 +58,12 @@
     private float mMinSwipeProgress = 0f;
     private float mMaxSwipeProgress = 1f;
 
-    private FlingAnimationUtils mFlingAnimationUtils;
+    private final FlingAnimationUtils mFlingAnimationUtils;
     private float mPagingTouchSlop;
-    private Callback mCallback;
-    private Handler mHandler;
-    private int mSwipeDirection;
-    private VelocityTracker mVelocityTracker;
+    private final Callback mCallback;
+    private final Handler mHandler;
+    private final int mSwipeDirection;
+    private final VelocityTracker mVelocityTracker;
 
     private float mInitialTouchPos;
     private float mPerpendicularInitialTouchPos;
@@ -80,14 +77,14 @@
     private boolean mLongPressSent;
     private LongPressListener mLongPressListener;
     private Runnable mWatchLongPress;
-    private long mLongPressTimeout;
+    private final long mLongPressTimeout;
 
     final private int[] mTmpPos = new int[2];
-    private int mFalsingThreshold;
+    private final int mFalsingThreshold;
     private boolean mTouchAboveFalsingThreshold;
     private boolean mDisableHwLayers;
 
-    private HashMap<View, Animator> mDismissPendingMap = new HashMap<>();
+    private final ArrayMap<View, Animator> mDismissPendingMap = new ArrayMap<>();
 
     public SwipeHelper(int swipeDirection, Callback callback, Context context) {
         mCallback = callback;
diff --git a/src/com/android/launcher3/popup/PopupContainerWithArrow.java b/src/com/android/launcher3/popup/PopupContainerWithArrow.java
index c5daca0..77375fa 100644
--- a/src/com/android/launcher3/popup/PopupContainerWithArrow.java
+++ b/src/com/android/launcher3/popup/PopupContainerWithArrow.java
@@ -459,7 +459,9 @@
         x += mIsLeftAligned ? xOffset : -xOffset;
 
         // Open above icon if there is room.
-        int iconHeight = icon.getIcon().getBounds().height();
+        int iconHeight = icon.getIcon() != null
+                ? icon.getIcon().getBounds().height()
+                : icon.getHeight();
         int y = mTempRect.top + icon.getPaddingTop() - height;
         mIsAboveIcon = y > dragLayer.getTop() + insets.top;
         if (!mIsAboveIcon) {
diff --git a/src/com/android/launcher3/widget/PendingItemDragHelper.java b/src/com/android/launcher3/widget/PendingItemDragHelper.java
index 6628971..19be28d 100644
--- a/src/com/android/launcher3/widget/PendingItemDragHelper.java
+++ b/src/com/android/launcher3/widget/PendingItemDragHelper.java
@@ -116,7 +116,7 @@
         } else {
             PendingAddShortcutInfo createShortcutInfo = (PendingAddShortcutInfo) mAddInfo;
             Drawable icon = createShortcutInfo.activityInfo.getFullResIcon(app.getIconCache());
-            preview = LauncherIcons.createScaledBitmapWithoutShadow(icon, launcher, Build.VERSION_CODES.O);
+            preview = LauncherIcons.createScaledBitmapWithoutShadow(icon, launcher, 0);
             mAddInfo.spanX = mAddInfo.spanY = 1;
             scale = ((float) launcher.getDeviceProfile().iconSizePx) / preview.getWidth();
 
diff --git a/tests/src/com/android/launcher3/util/TestLauncherProvider.java b/tests/src/com/android/launcher3/util/TestLauncherProvider.java
index 6ca2121..1d6c18b 100644
--- a/tests/src/com/android/launcher3/util/TestLauncherProvider.java
+++ b/tests/src/com/android/launcher3/util/TestLauncherProvider.java
@@ -1,6 +1,7 @@
 package com.android.launcher3.util;
 
 import android.content.Context;
+import android.database.sqlite.SQLiteDatabase;
 import android.database.sqlite.SQLiteOpenHelper;
 
 import com.android.launcher3.LauncherProvider;
@@ -43,5 +44,8 @@
 
         @Override
         protected void onEmptyDbCreated() { }
+
+        @Override
+        protected void handleOneTimeDataUpgrade(SQLiteDatabase db) { }
     }
 }
\ No newline at end of file