diff --git a/iconloaderlib/src/com/android/launcher3/icons/cache/CachingLogic.java b/iconloaderlib/src/com/android/launcher3/icons/cache/CachingLogic.java
index e40a9c2..3aa783a 100644
--- a/iconloaderlib/src/com/android/launcher3/icons/cache/CachingLogic.java
+++ b/iconloaderlib/src/com/android/launcher3/icons/cache/CachingLogic.java
@@ -17,6 +17,7 @@
 
 import android.content.ComponentName;
 import android.content.Context;
+import android.content.pm.PackageInfo;
 import android.os.LocaleList;
 import android.os.UserHandle;
 
@@ -43,6 +44,13 @@
     }
 
     /**
+     * Returns the timestamp the entry was last updated in cache.
+     */
+    default long getLastUpdatedTime(T object, PackageInfo info) {
+        return info.lastUpdateTime;
+    }
+
+    /**
      * Returns true the object should be added to mem cache; otherwise returns false.
      */
     default boolean addToMemCache() {
diff --git a/iconloaderlib/src/com/android/launcher3/icons/cache/IconCacheUpdateHandler.java b/iconloaderlib/src/com/android/launcher3/icons/cache/IconCacheUpdateHandler.java
index 8224966..bcdbce5 100644
--- a/iconloaderlib/src/com/android/launcher3/icons/cache/IconCacheUpdateHandler.java
+++ b/iconloaderlib/src/com/android/launcher3/icons/cache/IconCacheUpdateHandler.java
@@ -171,7 +171,8 @@
                 long updateTime = c.getLong(indexLastUpdate);
                 int version = c.getInt(indexVersion);
                 T app = componentMap.remove(component);
-                if (version == info.versionCode && updateTime == info.lastUpdateTime
+                if (version == info.versionCode
+                        && updateTime == cachingLogic.getLastUpdatedTime(app, info)
                         && TextUtils.equals(c.getString(systemStateIndex),
                                 mIconCache.getIconSystemState(info.packageName))) {
 
@@ -231,7 +232,6 @@
         }
     }
 
-
     /**
      * A runnable that updates invalid icons and adds missing icons in the DB for the provided
      * LauncherActivityInfo list. Items are updated/added one at a time, so that the
diff --git a/src/com/android/launcher3/InstallShortcutReceiver.java b/src/com/android/launcher3/InstallShortcutReceiver.java
index 8ebf464..0b79dd2 100644
--- a/src/com/android/launcher3/InstallShortcutReceiver.java
+++ b/src/com/android/launcher3/InstallShortcutReceiver.java
@@ -17,6 +17,7 @@
 package com.android.launcher3;
 
 import static com.android.launcher3.util.Executors.MODEL_EXECUTOR;
+import static com.android.launcher3.util.ShortcutUtil.fetchAndUpdateShortcutIconAsync;
 
 import android.appwidget.AppWidgetManager;
 import android.appwidget.AppWidgetProviderInfo;
@@ -482,9 +483,7 @@
                 return Pair.create(si, null);
             } else if (shortcutInfo != null) {
                 WorkspaceItemInfo itemInfo = new WorkspaceItemInfo(shortcutInfo, mContext);
-                LauncherIcons li = LauncherIcons.obtain(mContext);
-                itemInfo.applyFrom(li.createShortcutIcon(shortcutInfo));
-                li.recycle();
+                fetchAndUpdateShortcutIconAsync(mContext, itemInfo, shortcutInfo, true);
                 return Pair.create(itemInfo, shortcutInfo);
             } else if (providerInfo != null) {
                 LauncherAppWidgetProviderInfo info = LauncherAppWidgetProviderInfo
diff --git a/src/com/android/launcher3/Launcher.java b/src/com/android/launcher3/Launcher.java
index a19ba21..2951d89 100644
--- a/src/com/android/launcher3/Launcher.java
+++ b/src/com/android/launcher3/Launcher.java
@@ -32,6 +32,7 @@
 import static com.android.launcher3.logging.LoggerUtils.newContainerTarget;
 import static com.android.launcher3.logging.LoggerUtils.newTarget;
 import static com.android.launcher3.states.RotationHelper.REQUEST_NONE;
+import static com.android.launcher3.testing.TestProtocol.CRASH_ADD_CUSTOM_SHORTCUT;
 
 import android.animation.Animator;
 import android.animation.AnimatorListenerAdapter;
@@ -112,6 +113,7 @@
 import com.android.launcher3.popup.PopupDataProvider;
 import com.android.launcher3.qsb.QsbContainerView;
 import com.android.launcher3.states.RotationHelper;
+import com.android.launcher3.testing.TestProtocol;
 import com.android.launcher3.touch.ItemClickHandler;
 import com.android.launcher3.uioverrides.UiFactory;
 import com.android.launcher3.uioverrides.plugins.PluginManagerWrapper;
@@ -1207,8 +1209,13 @@
      */
     private void completeAddShortcut(Intent data, int container, int screenId, int cellX,
             int cellY, PendingRequestArgs args) {
-        if (args.getRequestCode() != REQUEST_CREATE_SHORTCUT
+        if (data == null
+                || args.getRequestCode() != REQUEST_CREATE_SHORTCUT
                 || args.getPendingIntent().getComponent() == null) {
+            if (data == null && TestProtocol.sDebugTracing) {
+                Log.d(CRASH_ADD_CUSTOM_SHORTCUT,
+                        "Failed to add custom shortcut: Intent is null, args = " + args);
+            }
             return;
         }
 
diff --git a/src/com/android/launcher3/LauncherModel.java b/src/com/android/launcher3/LauncherModel.java
index b22d137..fc2e953 100644
--- a/src/com/android/launcher3/LauncherModel.java
+++ b/src/com/android/launcher3/LauncherModel.java
@@ -326,6 +326,9 @@
     public void stopLoader() {
         synchronized (mLock) {
             LoaderTask oldTask = mLoaderTask;
+            if (TestProtocol.sDebugTracing) {
+                Log.d(TestProtocol.LAUNCHER_DIDNT_INITIALIZE, "LauncherModel.stopLoader");
+            }
             mLoaderTask = null;
             if (oldTask != null) {
                 oldTask.stopLocked();
@@ -337,6 +340,10 @@
         synchronized (mLock) {
             stopLoader();
             mLoaderTask = new LoaderTask(mApp, mBgAllAppsList, sBgDataModel, results);
+            if (TestProtocol.sDebugTracing) {
+                Log.d(TestProtocol.LAUNCHER_DIDNT_INITIALIZE,
+                        "LauncherModel.startLoaderForResults " + mLoaderTask);
+            }
 
             // Always post the loader task, instead of running directly (even on same thread) so
             // that we exit any nested synchronized blocks
@@ -438,6 +445,10 @@
         public void close() {
             synchronized (mLock) {
                 // If we are still the last one to be scheduled, remove ourselves.
+                if (TestProtocol.sDebugTracing) {
+                    Log.d(TestProtocol.LAUNCHER_DIDNT_INITIALIZE,
+                            "LauncherModel.close " + mLoaderTask + ", " + mTask);
+                }
                 if (mLoaderTask == mTask) {
                     mLoaderTask = null;
                 }
diff --git a/src/com/android/launcher3/icons/IconCache.java b/src/com/android/launcher3/icons/IconCache.java
index 9886f53..ad01f9f 100644
--- a/src/com/android/launcher3/icons/IconCache.java
+++ b/src/com/android/launcher3/icons/IconCache.java
@@ -28,6 +28,7 @@
 import android.content.pm.PackageInstaller;
 import android.content.pm.PackageManager;
 import android.content.pm.PackageManager.NameNotFoundException;
+import android.content.pm.ShortcutInfo;
 import android.graphics.drawable.Drawable;
 import android.os.Handler;
 import android.os.Process;
@@ -50,6 +51,7 @@
 import com.android.launcher3.icons.cache.CachingLogic;
 import com.android.launcher3.icons.cache.HandlerRunnable;
 import com.android.launcher3.model.PackageItemInfo;
+import com.android.launcher3.shortcuts.ShortcutKey;
 import com.android.launcher3.util.InstantAppResolver;
 import com.android.launcher3.util.PackageUserKey;
 import com.android.launcher3.util.Preconditions;
@@ -65,6 +67,7 @@
 
     private final CachingLogic<ComponentWithLabel> mComponentWithLabelCachingLogic;
     private final CachingLogic<LauncherActivityInfo> mLauncherActivityInfoCachingLogic;
+    private final CachingLogic<ShortcutInfo> mShortcutCachingLogic;
 
     private final LauncherApps mLauncherApps;
     private final UserManagerCompat mUserManager;
@@ -78,6 +81,7 @@
                 inv.fillResIconDpi, inv.iconBitmapSize, true /* inMemoryCache */);
         mComponentWithLabelCachingLogic = new ComponentCachingLogic(context, false);
         mLauncherActivityInfoCachingLogic = LauncherActivityCachingLogic.newInstance(context);
+        mShortcutCachingLogic = new ShortcutCachingLogic();
         mLauncherApps = mContext.getSystemService(LauncherApps.class);
         mUserManager = UserManagerCompat.getInstance(mContext);
         mInstantAppResolver = InstantAppResolver.newInstance(mContext);
@@ -176,6 +180,14 @@
     }
 
     /**
+     * Fill in info with the icon and label for deep shortcut.
+     */
+    public synchronized CacheEntry getDeepShortcutTitleAndIcon(ShortcutInfo info) {
+        return cacheLocked(ShortcutKey.fromInfo(info).componentName, info.getUserHandle(),
+                () -> info, mShortcutCachingLogic, false, false);
+    }
+
+    /**
      * Fill in {@param info} with the icon and label. If the
      * corresponding activity is not found, it reverts to the package icon.
      */
diff --git a/src/com/android/launcher3/icons/LauncherIcons.java b/src/com/android/launcher3/icons/LauncherIcons.java
index adc92c4..0f5d290 100644
--- a/src/com/android/launcher3/icons/LauncherIcons.java
+++ b/src/com/android/launcher3/icons/LauncherIcons.java
@@ -21,10 +21,10 @@
 import android.content.Intent;
 import android.content.pm.ShortcutInfo;
 import android.graphics.Bitmap;
-import android.graphics.drawable.Drawable;
 import android.os.Process;
 
 import androidx.annotation.Nullable;
+import androidx.annotation.WorkerThread;
 
 import com.android.launcher3.AppInfo;
 import com.android.launcher3.FastBitmapDrawable;
@@ -34,7 +34,6 @@
 import com.android.launcher3.R;
 import com.android.launcher3.graphics.IconShape;
 import com.android.launcher3.model.PackageItemInfo;
-import com.android.launcher3.shortcuts.DeepShortcutManager;
 import com.android.launcher3.util.Themes;
 
 import java.util.function.Supplier;
@@ -115,24 +114,37 @@
     }
 
     // below methods should also migrate to BaseIconFactory
-
+    @WorkerThread
     public BitmapInfo createShortcutIcon(ShortcutInfo shortcutInfo) {
         return createShortcutIcon(shortcutInfo, true /* badged */);
     }
 
+    @WorkerThread
     public BitmapInfo createShortcutIcon(ShortcutInfo shortcutInfo, boolean badged) {
         return createShortcutIcon(shortcutInfo, badged, null);
     }
 
-    public BitmapInfo createShortcutIcon(ShortcutInfo shortcutInfo,
-            boolean badged, @Nullable Supplier<ItemInfoWithIcon> fallbackIconProvider) {
-        Drawable unbadgedDrawable = DeepShortcutManager.getInstance(mContext)
-                .getShortcutIconDrawable(shortcutInfo, mFillResIconDpi);
+    @WorkerThread
+    public BitmapInfo createShortcutIcon(ShortcutInfo shortcutInfo, boolean badged,
+            @Nullable Supplier<ItemInfoWithIcon> fallbackIconProvider) {
+        return createShortcutIcon(shortcutInfo, badged, true, fallbackIconProvider);
+    }
+
+    @WorkerThread
+    public BitmapInfo createShortcutIcon(ShortcutInfo shortcutInfo, boolean badged,
+            boolean useCache, @Nullable Supplier<ItemInfoWithIcon> fallbackIconProvider) {
         IconCache cache = LauncherAppState.getInstance(mContext).getIconCache();
+        final BitmapInfo bitmapInfo;
+        if (useCache) {
+            bitmapInfo = cache.getDeepShortcutTitleAndIcon(shortcutInfo);
+        } else {
+            bitmapInfo = new BitmapInfo();
+            new ShortcutCachingLogic().loadIcon(mContext, shortcutInfo, bitmapInfo);
+        }
 
         final Bitmap unbadgedBitmap;
-        if (unbadgedDrawable != null) {
-            unbadgedBitmap = createScaledBitmapWithoutShadow(unbadgedDrawable, 0);
+        if (bitmapInfo.icon != null) {
+            unbadgedBitmap = bitmapInfo.icon;
         } else {
             if (fallbackIconProvider != null) {
                 // Fallback icons are already badged and with appropriate shadow
diff --git a/src/com/android/launcher3/icons/ShortcutCachingLogic.java b/src/com/android/launcher3/icons/ShortcutCachingLogic.java
new file mode 100644
index 0000000..5d696fd
--- /dev/null
+++ b/src/com/android/launcher3/icons/ShortcutCachingLogic.java
@@ -0,0 +1,72 @@
+/*
+ * Copyright (C) 2019 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.launcher3.icons;
+
+import android.content.ComponentName;
+import android.content.Context;
+import android.content.pm.PackageInfo;
+import android.content.pm.ShortcutInfo;
+import android.graphics.drawable.Drawable;
+import android.os.UserHandle;
+
+import com.android.launcher3.LauncherAppState;
+import com.android.launcher3.icons.cache.CachingLogic;
+import com.android.launcher3.shortcuts.DeepShortcutManager;
+import com.android.launcher3.shortcuts.ShortcutKey;
+
+/**
+ * Caching logic for shortcuts.
+ */
+public class ShortcutCachingLogic implements CachingLogic<ShortcutInfo> {
+
+    @Override
+    public ComponentName getComponent(ShortcutInfo info) {
+        return ShortcutKey.fromInfo(info).componentName;
+    }
+
+    @Override
+    public UserHandle getUser(ShortcutInfo info) {
+        return info.getUserHandle();
+    }
+
+    @Override
+    public CharSequence getLabel(ShortcutInfo info) {
+        return info.getShortLabel();
+    }
+
+    @Override
+    public void loadIcon(Context context, ShortcutInfo info, BitmapInfo target) {
+        LauncherIcons li = LauncherIcons.obtain(context);
+        Drawable unbadgedDrawable = DeepShortcutManager.getInstance(context)
+                .getShortcutIconDrawable(info, LauncherAppState.getIDP(context).fillResIconDpi);
+        if (unbadgedDrawable != null) {
+            target.icon = li.createScaledBitmapWithoutShadow(unbadgedDrawable, 0);
+        }
+        li.recycle();
+    }
+
+    @Override
+    public long getLastUpdatedTime(ShortcutInfo shortcutInfo, PackageInfo info) {
+        if (shortcutInfo == null) return info.lastUpdateTime;
+        return Math.max(shortcutInfo.getLastChangedTimestamp(), info.lastUpdateTime);
+    }
+
+    @Override
+    public boolean addToMemCache() {
+        return false;
+    }
+}
diff --git a/src/com/android/launcher3/model/LoaderTask.java b/src/com/android/launcher3/model/LoaderTask.java
index 2d4a816..5582363 100644
--- a/src/com/android/launcher3/model/LoaderTask.java
+++ b/src/com/android/launcher3/model/LoaderTask.java
@@ -63,6 +63,7 @@
 import com.android.launcher3.icons.IconCache;
 import com.android.launcher3.icons.LauncherActivityCachingLogic;
 import com.android.launcher3.icons.LauncherIcons;
+import com.android.launcher3.icons.ShortcutCachingLogic;
 import com.android.launcher3.icons.cache.IconCacheUpdateHandler;
 import com.android.launcher3.logging.FileLog;
 import com.android.launcher3.pm.PackageInstallInfo;
@@ -71,6 +72,7 @@
 import com.android.launcher3.qsb.QsbContainerView;
 import com.android.launcher3.shortcuts.DeepShortcutManager;
 import com.android.launcher3.shortcuts.ShortcutKey;
+import com.android.launcher3.testing.TestProtocol;
 import com.android.launcher3.util.ComponentKey;
 import com.android.launcher3.util.IOUtils;
 import com.android.launcher3.util.LooperIdleLock;
@@ -163,17 +165,35 @@
     }
 
     public void run() {
+        if (TestProtocol.sDebugTracing) {
+            Log.d(TestProtocol.LAUNCHER_DIDNT_INITIALIZE,
+                    "LoaderTask1 " + this);
+        }
         synchronized (this) {
             // Skip fast if we are already stopped.
             if (mStopped) {
                 return;
             }
         }
+        if (TestProtocol.sDebugTracing) {
+            Log.d(TestProtocol.LAUNCHER_DIDNT_INITIALIZE,
+                    "LoaderTask2 " + this);
+        }
 
         TraceHelper.INSTANCE.beginSection(TAG);
-        TimingLogger logger = new TimingLogger(TAG, "run");
+        TimingLogger logger = TestProtocol.sDebugTracing ?
+                new TimingLogger(TAG, "run") {
+                    @Override
+                    public void addSplit(String splitLabel) {
+                        super.addSplit(splitLabel);
+                        Log.d(TestProtocol.LAUNCHER_DIDNT_INITIALIZE,
+                                "LoaderTask.addSplit " + splitLabel);
+                    }
+                }
+                : new TimingLogger(TAG, "run");
         try (LauncherModel.LoaderTransaction transaction = mApp.getModel().beginLoader(this)) {
-            loadWorkspace();
+            List<ShortcutInfo> allShortcuts = new ArrayList<>();
+            loadWorkspace(allShortcuts);
             logger.addSplit("loadWorkspace");
 
             verifyNotStopped();
@@ -205,19 +225,29 @@
                     mApp.getModel()::onPackageIconsUpdated);
             logger.addSplit("update icon cache");
 
+            verifyNotStopped();
+            logger.addSplit("save shortcuts in icon cache");
+            updateHandler.updateIcons(allShortcuts, new ShortcutCachingLogic(),
+                    mApp.getModel()::onPackageIconsUpdated);
+
             // Take a break
             waitForIdle();
             logger.addSplit("step 2 complete");
             verifyNotStopped();
 
             // third step
-            loadDeepShortcuts();
+            List<ShortcutInfo> allDeepShortcuts = loadDeepShortcuts();
             logger.addSplit("loadDeepShortcuts");
 
             verifyNotStopped();
             mResults.bindDeepShortcuts();
             logger.addSplit("bindDeepShortcuts");
 
+            verifyNotStopped();
+            logger.addSplit("save deep shortcuts in icon cache");
+            updateHandler.updateIcons(allDeepShortcuts,
+                    new ShortcutCachingLogic(), (pkgs, user) -> { });
+
             // Take a break
             waitForIdle();
             logger.addSplit("step 3 complete");
@@ -240,6 +270,10 @@
             updateHandler.finish();
             logger.addSplit("finish icon update");
 
+            if (TestProtocol.sDebugTracing) {
+                Log.d(TestProtocol.LAUNCHER_DIDNT_INITIALIZE,
+                        "LoaderTask3 " + this);
+            }
             transaction.commit();
         } catch (CancellationException e) {
             // Loader stopped, ignore
@@ -255,7 +289,7 @@
         this.notify();
     }
 
-    private void loadWorkspace() {
+    private void loadWorkspace(List<ShortcutInfo> allDeepShortcuts) {
         final Context context = mApp.getContext();
         final ContentResolver contentResolver = context.getContentResolver();
         final PackageManagerHelper pmHelper = new PackageManagerHelper(context);
@@ -510,6 +544,7 @@
                                         info.runtimeStatusFlags |= FLAG_DISABLED_SUSPENDED;
                                     }
                                     intent = info.intent;
+                                    allDeepShortcuts.add(pinnedShortcut);
                                 } else {
                                     // Create a shortcut info in disabled mode for now.
                                     info = c.loadSimpleWorkspaceItem();
@@ -858,7 +893,8 @@
         return allActivityList;
     }
 
-    private void loadDeepShortcuts() {
+    private List<ShortcutInfo> loadDeepShortcuts() {
+        List<ShortcutInfo> allShortcuts = new ArrayList<>();
         mBgDataModel.deepShortcutMap.clear();
         mBgDataModel.hasShortcutHostPermission = mShortcutManager.hasHostPermission();
         if (mBgDataModel.hasShortcutHostPermission) {
@@ -866,10 +902,12 @@
                 if (mUserManager.isUserUnlocked(user)) {
                     List<ShortcutInfo> shortcuts =
                             mShortcutManager.queryForAllShortcuts(user);
+                    allShortcuts.addAll(shortcuts);
                     mBgDataModel.updateDeepShortcutCounts(null, user, shortcuts);
                 }
             }
         }
+        return allShortcuts;
     }
 
     public static boolean isValidProvider(AppWidgetProviderInfo provider) {
diff --git a/src/com/android/launcher3/pm/PinRequestHelper.java b/src/com/android/launcher3/pm/PinRequestHelper.java
index 68ea6c4..5b6b56d 100644
--- a/src/com/android/launcher3/pm/PinRequestHelper.java
+++ b/src/com/android/launcher3/pm/PinRequestHelper.java
@@ -17,6 +17,7 @@
 package com.android.launcher3.pm;
 
 import static com.android.launcher3.util.Executors.MODEL_EXECUTOR;
+import static com.android.launcher3.util.ShortcutUtil.fetchAndUpdateShortcutIconAsync;
 
 import android.annotation.TargetApi;
 import android.content.Context;
@@ -29,9 +30,7 @@
 
 import androidx.annotation.Nullable;
 
-import com.android.launcher3.LauncherAppState;
 import com.android.launcher3.WorkspaceItemInfo;
-import com.android.launcher3.icons.LauncherIcons;
 
 public class PinRequestHelper {
 
@@ -81,11 +80,7 @@
             ShortcutInfo si = request.getShortcutInfo();
             WorkspaceItemInfo info = new WorkspaceItemInfo(si, context);
             // Apply the unbadged icon and fetch the actual icon asynchronously.
-            LauncherIcons li = LauncherIcons.obtain(context);
-            info.applyFrom(li.createShortcutIcon(si, false /* badged */));
-            li.recycle();
-            LauncherAppState.getInstance(context).getModel()
-                    .updateAndBindWorkspaceItem(info, si);
+            fetchAndUpdateShortcutIconAsync(context, info, si, false);
             return info;
         } else {
             return null;
diff --git a/src/com/android/launcher3/shortcuts/ShortcutDragPreviewProvider.java b/src/com/android/launcher3/shortcuts/ShortcutDragPreviewProvider.java
index ee97641..408ced2 100644
--- a/src/com/android/launcher3/shortcuts/ShortcutDragPreviewProvider.java
+++ b/src/com/android/launcher3/shortcuts/ShortcutDragPreviewProvider.java
@@ -26,6 +26,7 @@
 import com.android.launcher3.Launcher;
 import com.android.launcher3.Utilities;
 import com.android.launcher3.graphics.DragPreviewProvider;
+import com.android.launcher3.icons.BitmapRenderer;
 
 /**
  * Extension of {@link DragPreviewProvider} which generates bitmaps scaled to the default icon size.
@@ -39,22 +40,22 @@
         mPositionShift = shift;
     }
 
+    @Override
     public Bitmap createDragBitmap() {
+        int size = Launcher.getLauncher(mView.getContext()).getDeviceProfile().iconSizePx;
+        return BitmapRenderer.createHardwareBitmap(
+                size + blurSizeOutline,
+                size + blurSizeOutline,
+                (c) -> drawDragViewOnBackground(c, size));
+    }
+
+    private void drawDragViewOnBackground(Canvas canvas, float size) {
         Drawable d = mView.getBackground();
         Rect bounds = getDrawableBounds(d);
-
-        int size = Launcher.getLauncher(mView.getContext()).getDeviceProfile().iconSizePx;
-        final Bitmap b = Bitmap.createBitmap(
-                size + blurSizeOutline,
-                size + blurSizeOutline,
-                Bitmap.Config.ARGB_8888);
-
-        Canvas canvas = new Canvas(b);
         canvas.translate(blurSizeOutline / 2, blurSizeOutline / 2);
-        canvas.scale(((float) size) / bounds.width(), ((float) size) / bounds.height(), 0, 0);
+        canvas.scale(size / bounds.width(), size / bounds.height(), 0, 0);
         canvas.translate(bounds.left, bounds.top);
         d.draw(canvas);
-        return b;
     }
 
     @Override
diff --git a/src/com/android/launcher3/testing/TestProtocol.java b/src/com/android/launcher3/testing/TestProtocol.java
index faf0ff6..923c466 100644
--- a/src/com/android/launcher3/testing/TestProtocol.java
+++ b/src/com/android/launcher3/testing/TestProtocol.java
@@ -86,4 +86,5 @@
     public static final String APP_NOT_DISABLED = "b/139891609";
     public static final String NO_CONTEXT_MENU = "b/141770616";
     public static final String LAUNCHER_DIDNT_INITIALIZE = "b/142514365";
+    public static final String CRASH_ADD_CUSTOM_SHORTCUT = "b/141568904";
 }
diff --git a/src/com/android/launcher3/touch/SwipeDetector.java b/src/com/android/launcher3/touch/SwipeDetector.java
index d0edfd8..c38ca24 100644
--- a/src/com/android/launcher3/touch/SwipeDetector.java
+++ b/src/com/android/launcher3/touch/SwipeDetector.java
@@ -330,8 +330,7 @@
     private void initializeDragging() {
         if (mState == ScrollState.SETTLING && mIgnoreSlopWhenSettling) {
             mSubtractDisplacement = 0;
-        }
-        if (mDisplacement > 0) {
+        } else if (mDisplacement > 0) {
             mSubtractDisplacement = mTouchSlop;
         } else {
             mSubtractDisplacement = -mTouchSlop;
diff --git a/src/com/android/launcher3/util/ShortcutUtil.java b/src/com/android/launcher3/util/ShortcutUtil.java
index 49c97da..a69cd6c 100644
--- a/src/com/android/launcher3/util/ShortcutUtil.java
+++ b/src/com/android/launcher3/util/ShortcutUtil.java
@@ -15,10 +15,20 @@
  */
 package com.android.launcher3.util;
 
+import static com.android.launcher3.util.Executors.MODEL_EXECUTOR;
+
+import android.content.Context;
+import android.content.pm.ShortcutInfo;
+
+import androidx.annotation.NonNull;
+
 import com.android.launcher3.ItemInfo;
+import com.android.launcher3.LauncherAppState;
 import com.android.launcher3.LauncherSettings;
 import com.android.launcher3.Utilities;
 import com.android.launcher3.WorkspaceItemInfo;
+import com.android.launcher3.icons.BitmapInfo;
+import com.android.launcher3.icons.LauncherIcons;
 import com.android.launcher3.model.WidgetsModel;
 import com.android.launcher3.shortcuts.ShortcutKey;
 
@@ -61,6 +71,26 @@
                 && info instanceof WorkspaceItemInfo;
     }
 
+    /**
+     * Fetch the shortcut icon in background, then update the UI.
+     */
+    public static void fetchAndUpdateShortcutIconAsync(
+            @NonNull Context context, @NonNull WorkspaceItemInfo info, @NonNull ShortcutInfo si,
+            boolean badged) {
+        if (info.iconBitmap == null) {
+            // use low res icon as placeholder while the actual icon is being fetched.
+            info.iconBitmap = BitmapInfo.LOW_RES_ICON;
+            info.iconColor = Themes.getColorAccent(context);
+        }
+        MODEL_EXECUTOR.execute(() -> {
+            LauncherIcons li = LauncherIcons.obtain(context);
+            BitmapInfo bitmapInfo = li.createShortcutIcon(si, badged, true, null);
+            info.applyFrom(bitmapInfo);
+            li.recycle();
+            LauncherAppState.getInstance(context).getModel().updateAndBindWorkspaceItem(info, si);
+        });
+    }
+
     private static boolean isActive(ItemInfo info) {
         boolean isLoading = info instanceof WorkspaceItemInfo
                 && ((WorkspaceItemInfo) info).hasPromiseIconUi();