diff --git a/src/com/android/launcher3/BubbleTextView.java b/src/com/android/launcher3/BubbleTextView.java
index be00aec..97515a8 100644
--- a/src/com/android/launcher3/BubbleTextView.java
+++ b/src/com/android/launcher3/BubbleTextView.java
@@ -158,7 +158,7 @@
         if (info.isDisabled()) {
             iconDrawable.setState(FastBitmapDrawable.State.DISABLED);
         }
-        setIcon(iconDrawable, mIconSize);
+        setIcon(iconDrawable);
         if (info.contentDescription != null) {
             setContentDescription(info.contentDescription);
         }
@@ -175,7 +175,7 @@
         if (info.isDisabled()) {
             iconDrawable.setState(FastBitmapDrawable.State.DISABLED);
         }
-        setIcon(iconDrawable, mIconSize);
+        setIcon(iconDrawable);
         setText(info.title);
         if (info.contentDescription != null) {
             setContentDescription(info.contentDescription);
@@ -188,7 +188,7 @@
     }
 
     public void applyFromPackageItemInfo(PackageItemInfo info) {
-        setIcon(mLauncher.createIconDrawable(info.iconBitmap), mIconSize);
+        setIcon(mLauncher.createIconDrawable(info.iconBitmap));
         setText(info.title);
         if (info.contentDescription != null) {
             setContentDescription(info.contentDescription);
@@ -205,7 +205,7 @@
      */
     public void applyDummyInfo() {
         ColorDrawable d = new ColorDrawable();
-        setIcon(mLauncher.resizeIconDrawable(d), mIconSize);
+        setIcon(mLauncher.resizeIconDrawable(d));
         setText("");
     }
 
@@ -477,7 +477,7 @@
                     preloadDrawable = (PreloadIconDrawable) mIcon;
                 } else {
                     preloadDrawable = new PreloadIconDrawable(mIcon, getPreloaderTheme());
-                    setIcon(preloadDrawable, mIconSize);
+                    setIcon(preloadDrawable);
                 }
 
                 preloadDrawable.setLevel(progressLevel);
@@ -506,10 +506,10 @@
      * Sets the icon for this view based on the layout direction.
      */
     @TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR1)
-    private Drawable setIcon(Drawable icon, int iconSize) {
+    public void setIcon(Drawable icon) {
         mIcon = icon;
-        if (iconSize != -1) {
-            mIcon.setBounds(0, 0, iconSize, iconSize);
+        if (mIconSize != -1) {
+            mIcon.setBounds(0, 0, mIconSize, mIconSize);
         }
         if (mLayoutHorizontal) {
             if (Utilities.ATLEAST_JB_MR1) {
@@ -520,7 +520,6 @@
         } else {
             setCompoundDrawables(null, mIcon, null, null);
         }
-        return icon;
     }
 
     @Override
diff --git a/src/com/android/launcher3/ItemInfo.java b/src/com/android/launcher3/ItemInfo.java
index 286a7f1..f54a2d4 100644
--- a/src/com/android/launcher3/ItemInfo.java
+++ b/src/com/android/launcher3/ItemInfo.java
@@ -32,7 +32,7 @@
     /**
      * Intent extra to store the profile. Format: UserHandle
      */
-    static final String EXTRA_PROFILE = "profile";
+    public static final String EXTRA_PROFILE = "profile";
 
     public static final int NO_ID = -1;
 
diff --git a/src/com/android/launcher3/Launcher.java b/src/com/android/launcher3/Launcher.java
index 156c1b0..cc31de2 100644
--- a/src/com/android/launcher3/Launcher.java
+++ b/src/com/android/launcher3/Launcher.java
@@ -117,6 +117,7 @@
 import com.android.launcher3.pageindicators.PageIndicator;
 import com.android.launcher3.userevent.nano.LauncherLogProto;
 import com.android.launcher3.util.ComponentKey;
+import com.android.launcher3.util.MultiHashMap;
 import com.android.launcher3.util.PackageManagerHelper;
 import com.android.launcher3.util.TestingUtils;
 import com.android.launcher3.util.Thunk;
@@ -293,6 +294,9 @@
     private boolean mHasFocus = false;
     private boolean mAttached = false;
 
+    /** Maps launcher activity components to their list of shortcut ids. */
+    private MultiHashMap<ComponentKey, String> mDeepShortcutMap = new MultiHashMap<>();
+
     private LauncherClings mClings;
 
     private View.OnTouchListener mHapticFeedbackTouchListener;
@@ -2353,7 +2357,7 @@
      * @param itemInfo the {@link ItemInfo} for this view.
      * @param deleteFromDb whether or not to delete this item from the db.
      */
-    public boolean removeItem(View v, ItemInfo itemInfo, boolean deleteFromDb) {
+    public boolean removeItem(View v, final ItemInfo itemInfo, boolean deleteFromDb) {
         if (itemInfo instanceof ShortcutInfo) {
             // Remove the shortcut from the folder before removing it from launcher
             View folderIcon = mWorkspace.getHomescreenIconByItemId(itemInfo.container);
@@ -2381,7 +2385,6 @@
             if (deleteFromDb) {
                 deleteWidgetInfo(widgetInfo);
             }
-
         } else {
             return false;
         }
@@ -2818,8 +2821,16 @@
                 // is enabled by default on NYC.
                 StrictMode.setVmPolicy(new StrictMode.VmPolicy.Builder().detectAll()
                         .penaltyLog().build());
-                // Could be launching some bookkeeping activity
-                startActivity(intent, optsBundle);
+
+                if (info.itemType == LauncherSettings.Favorites.ITEM_TYPE_DEEP_SHORTCUT) {
+                    String id = ((ShortcutInfo) info).getDeepShortcutId();
+                    String packageName = intent.getPackage();
+                    LauncherAppsCompat.getInstance(this).startShortcut(
+                                packageName, id, intent.getSourceBounds(), optsBundle, info.user);
+                } else {
+                    // Could be launching some bookkeeping activity
+                    startActivity(intent, optsBundle);
+                }
             } finally {
                 StrictMode.setVmPolicy(oldPolicy);
             }
@@ -2895,8 +2906,9 @@
                     new Rect(pos[0], pos[1], pos[0] + v.getWidth(), pos[1] + v.getHeight()));
         }
         try {
-            if (Utilities.ATLEAST_MARSHMALLOW &&
-                    item != null && item.itemType == Favorites.ITEM_TYPE_SHORTCUT) {
+            if (Utilities.ATLEAST_MARSHMALLOW && item != null
+                    && (item.itemType == Favorites.ITEM_TYPE_SHORTCUT
+                    || item.itemType == Favorites.ITEM_TYPE_DEEP_SHORTCUT)) {
                 // Shortcuts need some special checks due to legacy reasons.
                 startShortcutIntentSafely(intent, optsBundle, item);
             } else if (user == null || user.equals(UserHandleCompat.myUserHandle())) {
@@ -3702,6 +3714,7 @@
             switch (item.itemType) {
                 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION:
                 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT:
+                case LauncherSettings.Favorites.ITEM_TYPE_DEEP_SHORTCUT:
                     ShortcutInfo info = (ShortcutInfo) item;
                     view = createShortcut(info);
                     break;
@@ -4052,6 +4065,16 @@
     }
 
     /**
+     * Copies LauncherModel's map of activities to shortcut ids to Launcher's. This is necessary
+     * because LauncherModel's map is updated in the background, while Launcher runs on the UI.
+     */
+    @Override
+    public void bindDeepShortcutMap(MultiHashMap<ComponentKey, String> deepShortcutMapCopy) {
+        mDeepShortcutMap = deepShortcutMapCopy;
+        if (LOGD) Log.d(TAG, "bindDeepShortcutMap: " + mDeepShortcutMap);
+    }
+
+    /**
      * A package was updated.
      *
      * Implementation of the method from LauncherModel.Callbacks.
diff --git a/src/com/android/launcher3/LauncherAppState.java b/src/com/android/launcher3/LauncherAppState.java
index c2e7f1a..2ba4982 100644
--- a/src/com/android/launcher3/LauncherAppState.java
+++ b/src/com/android/launcher3/LauncherAppState.java
@@ -27,6 +27,8 @@
 import com.android.launcher3.compat.UserManagerCompat;
 import com.android.launcher3.dynamicui.ExtractionUtils;
 import com.android.launcher3.logging.FileLog;
+import com.android.launcher3.shortcuts.DeepShortcutManager;
+import com.android.launcher3.shortcuts.ShortcutCache;
 import com.android.launcher3.util.ConfigMonitor;
 import com.android.launcher3.util.TestingUtils;
 import com.android.launcher3.util.Thunk;
@@ -39,6 +41,7 @@
     @Thunk final LauncherModel mModel;
     private final IconCache mIconCache;
     private final WidgetPreviewLoader mWidgetCache;
+    private final DeepShortcutManager mDeepShortcutManager;
 
     @Thunk boolean mWallpaperChangedSinceLastCheck;
 
@@ -92,9 +95,10 @@
         mInvariantDeviceProfile = new InvariantDeviceProfile(sContext);
         mIconCache = new IconCache(sContext, mInvariantDeviceProfile);
         mWidgetCache = new WidgetPreviewLoader(sContext, mIconCache);
+        mDeepShortcutManager = new DeepShortcutManager(sContext, new ShortcutCache());
 
         mAppFilter = AppFilter.loadByName(sContext.getString(R.string.app_filter_class));
-        mModel = new LauncherModel(this, mIconCache, mAppFilter);
+        mModel = new LauncherModel(this, mIconCache, mAppFilter, mDeepShortcutManager);
 
         LauncherAppsCompat.getInstance(sContext).addOnAppsChangedCallback(mModel);
 
@@ -165,6 +169,10 @@
         return mWidgetCache;
     }
 
+    public DeepShortcutManager getShortcutManager() {
+        return mDeepShortcutManager;
+    }
+
     public boolean hasWallpaperChangedSinceLastCheck() {
         boolean result = mWallpaperChangedSinceLastCheck;
         mWallpaperChangedSinceLastCheck = false;
diff --git a/src/com/android/launcher3/LauncherBackupHelper.java b/src/com/android/launcher3/LauncherBackupHelper.java
index bca2ffb..e987a9b 100644
--- a/src/com/android/launcher3/LauncherBackupHelper.java
+++ b/src/com/android/launcher3/LauncherBackupHelper.java
@@ -560,7 +560,8 @@
 
         // Don't backup apps in other profiles for now.
         String where = "(" + Favorites.ITEM_TYPE + "=" + Favorites.ITEM_TYPE_APPLICATION + " OR " +
-                Favorites.ITEM_TYPE + "=" + Favorites.ITEM_TYPE_SHORTCUT + ") AND " +
+                Favorites.ITEM_TYPE + "=" + Favorites.ITEM_TYPE_SHORTCUT + " OR " +
+                Favorites.ITEM_TYPE + "=" + Favorites.ITEM_TYPE_DEEP_SHORTCUT + ") AND " +
                 getUserSelectionArg();
         Cursor cursor = cr.query(Favorites.CONTENT_URI, FAVORITE_PROJECTION,
                 where, null, null);
@@ -798,7 +799,8 @@
         return favorite.container == Favorites.CONTAINER_HOTSEAT
                 && favorite.intent != null
                 && (favorite.itemType == Favorites.ITEM_TYPE_APPLICATION
-                || favorite.itemType == Favorites.ITEM_TYPE_SHORTCUT);
+                || favorite.itemType == Favorites.ITEM_TYPE_SHORTCUT
+                || favorite.itemType == Favorites.ITEM_TYPE_DEEP_SHORTCUT);
     }
 
     /** Serialize a Favorite for persistence, including a checksum wrapper. */
@@ -835,7 +837,8 @@
             if (!TextUtils.isEmpty(appWidgetProvider)) {
                 favorite.appWidgetProvider = appWidgetProvider;
             }
-        } else if (favorite.itemType == Favorites.ITEM_TYPE_SHORTCUT) {
+        } else if (favorite.itemType == Favorites.ITEM_TYPE_SHORTCUT
+                || favorite.itemType == Favorites.ITEM_TYPE_DEEP_SHORTCUT) {
             String iconPackage = c.getString(ICON_PACKAGE_INDEX);
             String iconResource = c.getString(ICON_RESOURCE_INDEX);
             if (!TextUtils.isEmpty(iconPackage) && !TextUtils.isEmpty(iconResource)) {
@@ -897,7 +900,8 @@
         values.put(Favorites.SPANY, favorite.spanY);
         values.put(Favorites.RANK, favorite.rank);
 
-        if (favorite.itemType == Favorites.ITEM_TYPE_SHORTCUT) {
+        if (favorite.itemType == Favorites.ITEM_TYPE_SHORTCUT
+                || favorite.itemType == Favorites.ITEM_TYPE_DEEP_SHORTCUT) {
             values.put(Favorites.ICON_PACKAGE, favorite.iconPackage);
             values.put(Favorites.ICON_RESOURCE, favorite.iconResource);
             values.put(Favorites.ICON, favorite.icon);
diff --git a/src/com/android/launcher3/LauncherModel.java b/src/com/android/launcher3/LauncherModel.java
index a5e703e..9e87660 100644
--- a/src/com/android/launcher3/LauncherModel.java
+++ b/src/com/android/launcher3/LauncherModel.java
@@ -41,6 +41,7 @@
 import android.text.TextUtils;
 import android.util.Log;
 import android.util.LongSparseArray;
+import android.util.MutableInt;
 import android.util.Pair;
 
 import com.android.launcher3.compat.AppWidgetManagerCompat;
@@ -59,6 +60,9 @@
 import com.android.launcher3.model.GridSizeMigrationTask;
 import com.android.launcher3.model.WidgetsModel;
 import com.android.launcher3.provider.LauncherDbUtils;
+import com.android.launcher3.shortcuts.DeepShortcutManager;
+import com.android.launcher3.shortcuts.ShortcutInfoCompat;
+import com.android.launcher3.shortcuts.ShortcutKey;
 import com.android.launcher3.util.ComponentKey;
 import com.android.launcher3.util.CursorIconInfo;
 import com.android.launcher3.util.FlagOp;
@@ -68,6 +72,7 @@
 import com.android.launcher3.util.PackageManagerHelper;
 import com.android.launcher3.util.Preconditions;
 import com.android.launcher3.util.StringFilter;
+import com.android.launcher3.util.MultiHashMap;
 import com.android.launcher3.util.Thunk;
 import com.android.launcher3.util.ViewOnDrawExecutor;
 
@@ -82,6 +87,7 @@
 import java.util.HashSet;
 import java.util.Iterator;
 import java.util.List;
+import java.util.Map;
 import java.util.Map.Entry;
 import java.util.Set;
 import java.util.concurrent.Executor;
@@ -118,8 +124,9 @@
     // We start off with everything not loaded.  After that, we assume that
     // our monitoring of the package manager provides all updates and we never
     // need to do a requery.  These are only ever touched from the loader thread.
-    @Thunk boolean mWorkspaceLoaded;
-    @Thunk boolean mAllAppsLoaded;
+    private boolean mWorkspaceLoaded;
+    private boolean mAllAppsLoaded;
+    private boolean mDeepShortcutsLoaded;
 
     /**
      * Set of runnables to be called on the background thread after the workspace binding
@@ -134,6 +141,9 @@
     // Entire list of widgets.
     private final WidgetsModel mBgWidgetsModel;
 
+    // Maps all launcher activities to the id's of their shortcuts (if they have any).
+    private final MultiHashMap<ComponentKey, String> mBgDeepShortcutMap = new MultiHashMap<>();
+
     // The lock that must be acquired before referencing any static bg data structures.  Unlike
     // other locks, this one can generally be held long-term because we never expect any of these
     // static data structures to be referenced outside of the worker thread except on the first
@@ -159,16 +169,21 @@
     // sBgWorkspaceScreens is the ordered set of workspace screens.
     static final ArrayList<Long> sBgWorkspaceScreens = new ArrayList<Long>();
 
+    // sBgPinnedShortcutCounts is the ComponentKey representing a pinned shortcut to the number of
+    // times it is pinned.
+    static final Map<ShortcutKey, MutableInt> sBgPinnedShortcutCounts = new HashMap<>();
+
     // sPendingPackages is a set of packages which could be on sdcard and are not available yet
     static final HashMap<UserHandleCompat, HashSet<String>> sPendingPackages =
             new HashMap<UserHandleCompat, HashSet<String>>();
 
     // </ only access in worker thread >
 
-    @Thunk IconCache mIconCache;
+    private IconCache mIconCache;
+    private DeepShortcutManager mDeepShortcutManager;
 
-    @Thunk final LauncherAppsCompat mLauncherApps;
-    @Thunk final UserManagerCompat mUserManager;
+    private final LauncherAppsCompat mLauncherApps;
+    private final UserManagerCompat mUserManager;
 
     public interface Callbacks {
         public boolean setLoadOnResume();
@@ -198,18 +213,21 @@
         public void bindWidgetsModel(WidgetsModel model);
         public void onPageBoundSynchronously(int page);
         public void executeOnNextDraw(ViewOnDrawExecutor executor);
+        public void bindDeepShortcutMap(MultiHashMap<ComponentKey, String> deepShortcutMap);
     }
 
     public interface ItemInfoFilter {
         public boolean filterItem(ItemInfo parent, ItemInfo info, ComponentName cn);
     }
 
-    LauncherModel(LauncherAppState app, IconCache iconCache, AppFilter appFilter) {
+    LauncherModel(LauncherAppState app, IconCache iconCache, AppFilter appFilter,
+            DeepShortcutManager deepShortcutManager) {
         Context context = app.getContext();
         mApp = app;
         mBgAllAppsList = new AllAppsList(iconCache, appFilter);
         mBgWidgetsModel = new WidgetsModel(context, iconCache, appFilter);
         mIconCache = iconCache;
+        mDeepShortcutManager = deepShortcutManager;
 
         mLauncherApps = LauncherAppsCompat.getInstance(context);
         mUserManager = UserManagerCompat.getInstance(context);
@@ -678,6 +696,7 @@
                 switch (modelItem.itemType) {
                     case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION:
                     case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT:
+                    case LauncherSettings.Favorites.ITEM_TYPE_DEEP_SHORTCUT:
                     case LauncherSettings.Favorites.ITEM_TYPE_FOLDER:
                         if (!sBgWorkspaceItems.contains(modelItem)) {
                             sBgWorkspaceItems.add(modelItem);
@@ -891,6 +910,7 @@
                             // Fall through
                         case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION:
                         case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT:
+                        case LauncherSettings.Favorites.ITEM_TYPE_DEEP_SHORTCUT:
                             if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP ||
                                     item.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) {
                                 sBgWorkspaceItems.add(item);
@@ -902,6 +922,14 @@
                                     Log.e(TAG, msg);
                                 }
                             }
+                            if (item.itemType == LauncherSettings.Favorites.ITEM_TYPE_DEEP_SHORTCUT) {
+                                ShortcutInfo shortcutInfo = (ShortcutInfo) item;
+                                ShortcutKey shortcutToPin = new ShortcutKey(
+                                        shortcutInfo.intent.getPackage(),
+                                        shortcutInfo.user,
+                                        shortcutInfo.getDeepShortcutId());
+                                incrementPinnedShortcutCount(shortcutToPin, true /* shouldPin */);
+                            }
                             break;
                         case LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET:
                             sBgAppWidgets.add((LauncherAppWidgetInfo) item);
@@ -968,6 +996,14 @@
                                 }
                                 sBgWorkspaceItems.remove(item);
                                 break;
+                            case LauncherSettings.Favorites.ITEM_TYPE_DEEP_SHORTCUT:
+                                ShortcutInfo shortcutInfo = ((ShortcutInfo) item);
+                                ShortcutKey pinnedShortcut = new ShortcutKey(
+                                        shortcutInfo.intent.getPackage(),
+                                        shortcutInfo.user,
+                                        shortcutInfo.getDeepShortcutId());
+                                decrementPinnedShortcutCount(pinnedShortcut);
+                                // Fall through.
                             case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION:
                             case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT:
                                 sBgWorkspaceItems.remove(item);
@@ -985,6 +1021,39 @@
     }
 
     /**
+     * Decrement the count for the given pinned shortcut, unpinning it if the count becomes 0.
+     */
+    private static void decrementPinnedShortcutCount(final ShortcutKey pinnedShortcut) {
+        synchronized (sBgLock) {
+            MutableInt count = sBgPinnedShortcutCounts.get(pinnedShortcut);
+            if (count == null || --count.value == 0) {
+                LauncherAppState.getInstance().getShortcutManager().unpinShortcut(pinnedShortcut);
+            }
+        }
+    }
+
+    /**
+     * Increment the count for the given shortcut, pinning it if the count becomes 1.
+     *
+     * As an optimization, the caller can pass shouldPin == false to avoid
+     * unnecessary RPC's if the shortcut is already pinned.
+     */
+    private static void incrementPinnedShortcutCount(ShortcutKey pinnedShortcut, boolean shouldPin) {
+        synchronized (sBgLock) {
+            MutableInt count = sBgPinnedShortcutCounts.get(pinnedShortcut);
+            if (count == null) {
+                count = new MutableInt(1);
+                sBgPinnedShortcutCounts.put(pinnedShortcut, count);
+            } else {
+                count.value++;
+            }
+            if (shouldPin && count.value == 1) {
+                LauncherAppState.getInstance().getShortcutManager().pinShortcut(pinnedShortcut);
+            }
+        }
+    }
+
+    /**
      * Update the order of the workspace screens in the database. The array list contains
      * a list of screen ids in the order that they should appear.
      */
@@ -1076,28 +1145,28 @@
     @Override
     public void onPackageChanged(String packageName, UserHandleCompat user) {
         int op = PackageUpdatedTask.OP_UPDATE;
-        enqueuePackageUpdated(new PackageUpdatedTask(op, new String[] { packageName },
+        enqueueItemUpdatedTask(new PackageUpdatedTask(op, new String[] { packageName },
                 user));
     }
 
     @Override
     public void onPackageRemoved(String packageName, UserHandleCompat user) {
         int op = PackageUpdatedTask.OP_REMOVE;
-        enqueuePackageUpdated(new PackageUpdatedTask(op, new String[] { packageName },
+        enqueueItemUpdatedTask(new PackageUpdatedTask(op, new String[] { packageName },
                 user));
     }
 
     @Override
     public void onPackageAdded(String packageName, UserHandleCompat user) {
         int op = PackageUpdatedTask.OP_ADD;
-        enqueuePackageUpdated(new PackageUpdatedTask(op, new String[] { packageName },
+        enqueueItemUpdatedTask(new PackageUpdatedTask(op, new String[] { packageName },
                 user));
     }
 
     @Override
     public void onPackagesAvailable(String[] packageNames, UserHandleCompat user,
             boolean replacing) {
-        enqueuePackageUpdated(
+        enqueueItemUpdatedTask(
                 new PackageUpdatedTask(PackageUpdatedTask.OP_UPDATE, packageNames, user));
     }
 
@@ -1105,7 +1174,7 @@
     public void onPackagesUnavailable(String[] packageNames, UserHandleCompat user,
             boolean replacing) {
         if (!replacing) {
-            enqueuePackageUpdated(new PackageUpdatedTask(
+            enqueueItemUpdatedTask(new PackageUpdatedTask(
                     PackageUpdatedTask.OP_UNAVAILABLE, packageNames,
                     user));
         }
@@ -1113,18 +1182,24 @@
 
     @Override
     public void onPackagesSuspended(String[] packageNames, UserHandleCompat user) {
-        enqueuePackageUpdated(new PackageUpdatedTask(
+        enqueueItemUpdatedTask(new PackageUpdatedTask(
                 PackageUpdatedTask.OP_SUSPEND, packageNames,
                 user));
     }
 
     @Override
     public void onPackagesUnsuspended(String[] packageNames, UserHandleCompat user) {
-        enqueuePackageUpdated(new PackageUpdatedTask(
+        enqueueItemUpdatedTask(new PackageUpdatedTask(
                 PackageUpdatedTask.OP_UNSUSPEND, packageNames,
                 user));
     }
 
+    @Override
+    public void onShortcutsChanged(String packageName, List<ShortcutInfoCompat> shortcuts,
+            UserHandleCompat user) {
+        enqueueItemUpdatedTask(new ShortcutsChangedTask(packageName, shortcuts, user));
+    }
+
     /**
      * Call from the handler for ACTION_PACKAGE_ADDED, ACTION_PACKAGE_REMOVED and
      * ACTION_PACKAGE_CHANGED.
@@ -1145,7 +1220,7 @@
                 LauncherAppsCompat.ACTION_MANAGED_PROFILE_UNAVAILABLE.equals(action)) {
             UserHandleCompat user = UserHandleCompat.fromIntent(intent);
             if (user != null) {
-                enqueuePackageUpdated(new PackageUpdatedTask(
+                enqueueItemUpdatedTask(new PackageUpdatedTask(
                         PackageUpdatedTask.OP_USER_AVAILABILITY_CHANGE,
                         new String[0], user));
             }
@@ -1170,6 +1245,8 @@
             stopLoaderLocked();
             if (resetAllAppsLoaded) mAllAppsLoaded = false;
             if (resetWorkspaceLoaded) mWorkspaceLoaded = false;
+            // Always reset deep shortcuts loaded.
+            mDeepShortcutsLoaded = false;
         }
     }
 
@@ -1256,6 +1333,7 @@
      *   - workspace icons
      *   - widgets
      *   - all apps icons
+     *   - deep shortcuts within apps
      */
     private class LoaderTask implements Runnable {
         private Context mContext;
@@ -1387,6 +1465,12 @@
                 // second step
                 if (DEBUG_LOADERS) Log.d(TAG, "step 2: loading all apps");
                 loadAndBindAllApps();
+
+                waitForIdle();
+
+                // third step
+                if (DEBUG_LOADERS) Log.d(TAG, "step 3: loading deep shortcuts");
+                loadAndBindDeepShortcuts();
             }
 
             // Clear out this reference, otherwise we end up holding it until all of the
@@ -1538,6 +1622,7 @@
                 sBgFolders.clear();
                 sBgItemsIdMap.clear();
                 sBgWorkspaceScreens.clear();
+                sBgPinnedShortcutCounts.clear();
             }
         }
 
@@ -1581,6 +1666,7 @@
 
                 final ArrayList<Long> itemsToRemove = new ArrayList<>();
                 final ArrayList<Long> restoredRows = new ArrayList<>();
+                Map<ShortcutKey, ShortcutInfoCompat> shortcutKeyToPinnedShortcuts = new HashMap<>();
                 final Uri contentUri = LauncherSettings.Favorites.CONTENT_URI;
                 if (DEBUG_LOADERS) Log.d(TAG, "loading model from " + contentUri);
                 final Cursor c = contentResolver.query(contentUri, null, null, null, null);
@@ -1631,6 +1717,13 @@
                         long serialNo = mUserManager.getSerialNumberForUser(user);
                         allUsers.put(serialNo, user);
                         quietMode.put(serialNo, mUserManager.isQuietModeEnabled(user));
+
+                        List<ShortcutInfoCompat> pinnedShortcuts = mDeepShortcutManager
+                                .queryForPinnedShortcuts(null, user);
+                        for (ShortcutInfoCompat shortcut : pinnedShortcuts) {
+                            shortcutKeyToPinnedShortcuts.put(ShortcutKey.fromInfo(shortcut),
+                                    shortcut);
+                        }
                     }
 
                     ShortcutInfo info;
@@ -1653,6 +1746,7 @@
                             switch (itemType) {
                             case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION:
                             case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT:
+                            case LauncherSettings.Favorites.ITEM_TYPE_DEEP_SHORTCUT:
                                 id = c.getLong(idIndex);
                                 intentDescription = c.getString(intentIndex);
                                 serialNumber = c.getInt(profileIdIndex);
@@ -1815,7 +1909,37 @@
                                     info = getAppShortcutInfo(intent, user, context, c,
                                             cursorIconInfo.iconIndex, titleIndex,
                                             allowMissingTarget, useLowResIcon);
-                                } else {
+                                } else if (itemType ==
+                                        LauncherSettings.Favorites.ITEM_TYPE_DEEP_SHORTCUT) {
+                                    String shortcutId = intent.getStringExtra(
+                                            ShortcutInfoCompat.EXTRA_SHORTCUT_ID);
+                                    String packageName = intent.getPackage();
+                                    ShortcutKey key = new ShortcutKey(intent.getPackage(),
+                                            user, shortcutId);
+                                    ShortcutInfoCompat pinnedShortcut =
+                                            shortcutKeyToPinnedShortcuts.get(key);
+                                    boolean shouldPin = false; // It's already pinned.
+                                    if (pinnedShortcut == null) {
+                                        // It shouldn't be possible for a shortcut to be on the
+                                        // workspace without being pinned, but if one somehow is,
+                                        // we should pin it now to get back to a good state.
+                                        Log.w(TAG, "Shortcut was on workspace but wasn't pinned");
+                                        // Get full details; incrementing the count will pin it.
+                                        List<ShortcutInfoCompat> fullDetails = mDeepShortcutManager
+                                                .queryForFullDetails(packageName,
+                                                Collections.singletonList(shortcutId), user);
+                                        if (fullDetails == null || fullDetails.isEmpty()) {
+                                            itemsToRemove.add(id);
+                                            continue;
+                                        } else {
+                                            pinnedShortcut = fullDetails.get(0);
+                                            shouldPin = true;
+                                        }
+                                    }
+                                    incrementPinnedShortcutCount(key, shouldPin);
+                                    info = ShortcutInfo.fromDeepShortcutInfo(pinnedShortcut,
+                                            context, launcherApps);
+                                } else { // item type == ITEM_TYPE_SHORTCUT
                                     info = getShortcutInfo(c, context, titleIndex, cursorIconInfo);
 
                                     // Shortcuts are only available on the primary profile
@@ -2094,6 +2218,15 @@
                     }
                 }
 
+                // Unpin shortcuts that don't exist on the workspace.
+                for (ShortcutKey key : shortcutKeyToPinnedShortcuts.keySet()) {
+                    MutableInt numTimesPinned = sBgPinnedShortcutCounts.get(key);
+                    if (numTimesPinned == null || numTimesPinned.value == 0) {
+                        // Shortcut is pinned but doesn't exist on the workspace; unpin it.
+                        mDeepShortcutManager.unpinShortcut(key);
+                    }
+                }
+
                 // Sort all the folder items and make sure the first 3 items are high resolution.
                 for (FolderInfo folder : sBgFolders) {
                     Collections.sort(folder.contents, Folder.ITEM_POS_COMPARATOR);
@@ -2622,6 +2755,27 @@
             }
         }
 
+        private void loadAndBindDeepShortcuts() {
+            if (DEBUG_LOADERS) {
+                Log.d(TAG, "loadAndBindDeepShortcuts mDeepShortcutsLoaded=" + mDeepShortcutsLoaded);
+            }
+            if (!mDeepShortcutsLoaded) {
+                mBgDeepShortcutMap.clear();
+                for (UserHandleCompat user : mUserManager.getUserProfiles()) {
+                    List<ShortcutInfoCompat> shortcuts = mDeepShortcutManager
+                            .queryForAllShortcuts(user);
+                    updateDeepShortcutMap(null, shortcuts);
+                }
+                synchronized (LoaderTask.this) {
+                    if (mStopped) {
+                        return;
+                    }
+                    mDeepShortcutsLoaded = true;
+                }
+            }
+            bindDeepShortcutMapOnMainThread();
+        }
+
         public void dumpState() {
             synchronized (sBgLock) {
                 Log.d(TAG, "mLoaderTask.mContext=" + mContext);
@@ -2632,6 +2786,40 @@
         }
     }
 
+    // Clear all the shortcuts for the given package, and re-add the new shortcuts.
+    private void updateDeepShortcutMap(String packageName, List<ShortcutInfoCompat> shortcuts) {
+        // Remove all keys associated with the given package.
+        if (packageName != null) {
+            Iterator<ComponentKey> keysIter = mBgDeepShortcutMap.keySet().iterator();
+            while (keysIter.hasNext()) {
+                if (keysIter.next().componentName.getPackageName().equals(packageName)) {
+                    keysIter.remove();
+                }
+            }
+        }
+
+        // Now add the new shortcuts to the map.
+        for (ShortcutInfoCompat shortcut : shortcuts) {
+            ComponentKey targetComponent
+                    = new ComponentKey(shortcut.getActivity(), shortcut.getUserHandle());
+            mBgDeepShortcutMap.addToList(targetComponent, shortcut.getId());
+        }
+    }
+
+    private void bindDeepShortcutMapOnMainThread() {
+        final MultiHashMap<ComponentKey, String> shortcutMapCopy = new MultiHashMap<>();
+        shortcutMapCopy.putAll(mBgDeepShortcutMap);
+        mHandler.post(new Runnable() {
+            @Override
+            public void run() {
+                Callbacks callbacks = getCallback();
+                if (callbacks != null) {
+                    callbacks.bindDeepShortcutMap(shortcutMapCopy);
+                }
+            }
+        });
+    }
+
     /**
      * Called when the icons for packages have been updated in the icon cache.
      */
@@ -2657,19 +2845,7 @@
             mBgAllAppsList.updateIconsAndLabels(updatedPackages, user, updatedApps);
         }
 
-        if (!updatedShortcuts.isEmpty()) {
-            final UserHandleCompat userFinal = user;
-            mHandler.post(new Runnable() {
-
-                public void run() {
-                    Callbacks cb = getCallback();
-                    if (cb != null && callbacks == cb) {
-                        cb.bindShortcutsChanged(updatedShortcuts,
-                                new ArrayList<ShortcutInfo>(), userFinal);
-                    }
-                }
-            });
-        }
+        bindUpdatedShortcuts(updatedShortcuts, user);
 
         if (!updatedApps.isEmpty()) {
             mHandler.post(new Runnable() {
@@ -2684,7 +2860,25 @@
         }
     }
 
-    void enqueuePackageUpdated(PackageUpdatedTask task) {
+    private void bindUpdatedShortcuts(final ArrayList<ShortcutInfo> updatedShortcuts,
+            UserHandleCompat user) {
+        if (!updatedShortcuts.isEmpty()) {
+            final Callbacks callbacks = getCallback();
+            final UserHandleCompat userFinal = user;
+            mHandler.post(new Runnable() {
+
+                public void run() {
+                    Callbacks cb = getCallback();
+                    if (cb != null && callbacks == cb) {
+                        cb.bindShortcutsChanged(updatedShortcuts,
+                                new ArrayList<ShortcutInfo>(), userFinal);
+                    }
+                }
+            });
+        }
+    }
+
+    void enqueueItemUpdatedTask(Runnable task) {
         sWorker.post(task);
     }
 
@@ -2712,11 +2906,11 @@
                         }
                     }
                     if (!packagesRemoved.isEmpty()) {
-                        enqueuePackageUpdated(new PackageUpdatedTask(PackageUpdatedTask.OP_REMOVE,
+                        enqueueItemUpdatedTask(new PackageUpdatedTask(PackageUpdatedTask.OP_REMOVE,
                                 packagesRemoved.toArray(new String[packagesRemoved.size()]), user));
                     }
                     if (!packagesUnavailable.isEmpty()) {
-                        enqueuePackageUpdated(new PackageUpdatedTask(PackageUpdatedTask.OP_UNAVAILABLE,
+                        enqueueItemUpdatedTask(new PackageUpdatedTask(PackageUpdatedTask.OP_UNAVAILABLE,
                                 packagesUnavailable.toArray(new String[packagesUnavailable.size()]), user));
                     }
                 }
@@ -3074,6 +3268,60 @@
         }
     }
 
+    private class ShortcutsChangedTask implements Runnable {
+        private String mPackageName;
+        private List<ShortcutInfoCompat> mShortcuts;
+        private UserHandleCompat mUser;
+
+        public ShortcutsChangedTask(String packageName, List<ShortcutInfoCompat> shortcuts,
+                UserHandleCompat user) {
+            mPackageName = packageName;
+            mShortcuts = shortcuts;
+            mUser = user;
+        }
+
+        @Override
+        public void run() {
+            mDeepShortcutManager.onShortcutsChanged(mShortcuts);
+
+            Map<String, ShortcutInfoCompat> idsToShortcuts = new HashMap<>();
+            for (ShortcutInfoCompat shortcut : mShortcuts) {
+                idsToShortcuts.put(shortcut.getId(), shortcut);
+            }
+
+            // Find ShortcutInfo's that have changed on the workspace.
+            MultiHashMap<String, ShortcutInfo> idsToWorkspaceShortcutInfos = new MultiHashMap<>();
+            for (ItemInfo itemInfo : sBgItemsIdMap) {
+                if (itemInfo.itemType == LauncherSettings.Favorites.ITEM_TYPE_DEEP_SHORTCUT) {
+                    ShortcutInfo si = (ShortcutInfo) itemInfo;
+                    String shortcutId = si.getDeepShortcutId();
+                    if (idsToShortcuts.containsKey(shortcutId)) {
+                        idsToWorkspaceShortcutInfos.addToList(shortcutId, si);
+                    }
+                }
+            }
+
+            // Update the workspace to reflect the changes to updated shortcuts residing on it.
+            List<ShortcutInfoCompat> shortcuts = mDeepShortcutManager.queryForFullDetails(
+                    mPackageName, new ArrayList<>(idsToWorkspaceShortcutInfos.keySet()), mUser);
+            ArrayList<ShortcutInfo> updatedShortcutInfos = new ArrayList<>();
+            Context context = LauncherAppState.getInstance().getContext();
+            for (ShortcutInfoCompat fullDetails : shortcuts) {
+                List<ShortcutInfo> shortcutInfos = idsToWorkspaceShortcutInfos
+                        .get(fullDetails.getId());
+                for (ShortcutInfo shortcutInfo : shortcutInfos) {
+                    shortcutInfo.updateFromDeepShortcutInfo(fullDetails, context, mLauncherApps);
+                    updatedShortcutInfos.add(shortcutInfo);
+                }
+            }
+            bindUpdatedShortcuts(updatedShortcutInfos, mUser);
+
+            // Update the deep shortcut map, in case the list of ids has changed for an activity.
+            updateDeepShortcutMap(mPackageName, mShortcuts);
+            bindDeepShortcutMapOnMainThread();
+        }
+    }
+
     private void bindWidgetsModel(final Callbacks callbacks, final WidgetsModel model) {
         mHandler.post(new Runnable() {
             @Override
diff --git a/src/com/android/launcher3/LauncherSettings.java b/src/com/android/launcher3/LauncherSettings.java
index 52668d7..c213c8d 100644
--- a/src/com/android/launcher3/LauncherSettings.java
+++ b/src/com/android/launcher3/LauncherSettings.java
@@ -211,6 +211,11 @@
         public static final int ITEM_TYPE_CUSTOM_APPWIDGET = 5;
 
         /**
+         * The gesture is an application created deep shortcut
+         */
+        public static final int ITEM_TYPE_DEEP_SHORTCUT = 6;
+
+        /**
          * The appWidgetId of the widget
          *
          * <P>Type: INTEGER</P>
diff --git a/src/com/android/launcher3/ShortcutInfo.java b/src/com/android/launcher3/ShortcutInfo.java
index d051665..63f49e0 100644
--- a/src/com/android/launcher3/ShortcutInfo.java
+++ b/src/com/android/launcher3/ShortcutInfo.java
@@ -16,20 +16,23 @@
 
 package com.android.launcher3;
 
+import android.annotation.TargetApi;
 import android.content.ComponentName;
 import android.content.ContentValues;
 import android.content.Context;
 import android.content.Intent;
 import android.graphics.Bitmap;
-import android.util.Log;
+import android.graphics.drawable.Drawable;
+import android.os.Build;
+import android.text.TextUtils;
 
 import com.android.launcher3.LauncherSettings.Favorites;
 import com.android.launcher3.compat.LauncherActivityInfoCompat;
+import com.android.launcher3.compat.LauncherAppsCompat;
 import com.android.launcher3.compat.UserHandleCompat;
 import com.android.launcher3.compat.UserManagerCompat;
 import com.android.launcher3.folder.FolderIcon;
-
-import java.util.ArrayList;
+import com.android.launcher3.shortcuts.ShortcutInfoCompat;
 
 /**
  * Represents a launchable icon on the workspaces and in folders.
@@ -274,6 +277,46 @@
         return shortcut;
     }
 
+    /**
+     * Creates a {@link ShortcutInfo} from a {@link ShortcutInfoCompat}. Pardon the overloaded name.
+     */
+    @TargetApi(Build.VERSION_CODES.N)
+    public static ShortcutInfo fromDeepShortcutInfo(ShortcutInfoCompat shortcutInfo,
+            Context context, LauncherAppsCompat launcherApps) {
+        ShortcutInfo si = new ShortcutInfo();
+        si.user = shortcutInfo.getUserHandle();
+        si.itemType = LauncherSettings.Favorites.ITEM_TYPE_DEEP_SHORTCUT;
+        si.intent = shortcutInfo.makeIntent(context);
+        si.flags = 0;
+        si.updateFromDeepShortcutInfo(shortcutInfo, context, launcherApps);
+        return si;
+    }
+
+    public void updateFromDeepShortcutInfo(ShortcutInfoCompat shortcutInfo,
+            Context context, LauncherAppsCompat launcherApps) {
+        title = shortcutInfo.getShortLabel();
+
+        CharSequence label = shortcutInfo.getLongLabel();
+        if (TextUtils.isEmpty(label)) {
+            label = shortcutInfo.getShortLabel();
+        }
+        this.contentDescription = UserManagerCompat.getInstance(context)
+                .getBadgedLabelForUser(label, user);
+
+        LauncherAppState launcherAppState = LauncherAppState.getInstance();
+        Drawable unbadgedIcon = launcherApps.getShortcutIconDrawable(shortcutInfo, launcherAppState
+                .getInvariantDeviceProfile().fillResIconDpi);
+        Bitmap icon = unbadgedIcon == null ? null
+                : Utilities.createBadgedIconBitmap(unbadgedIcon, user, context);
+        setIcon(icon != null ? icon : launcherAppState.getIconCache().getDefaultIcon(user));
+    }
+
+    /** Returns the ShortcutInfo id associated with the deep shortcut. */
+    public String getDeepShortcutId() {
+        return itemType == Favorites.ITEM_TYPE_DEEP_SHORTCUT ?
+                intent.getStringExtra(ShortcutInfoCompat.EXTRA_SHORTCUT_ID) : null;
+    }
+
     @Override
     public boolean isDisabled() {
         return isDisabled != 0;
diff --git a/src/com/android/launcher3/Workspace.java b/src/com/android/launcher3/Workspace.java
index 0e4fe8b..47cf123 100644
--- a/src/com/android/launcher3/Workspace.java
+++ b/src/com/android/launcher3/Workspace.java
@@ -59,7 +59,6 @@
 import com.android.launcher3.Launcher.CustomContentCallbacks;
 import com.android.launcher3.Launcher.LauncherOverlay;
 import com.android.launcher3.UninstallDropTarget.DropTargetSource;
-import com.android.launcher3.accessibility.LauncherAccessibilityDelegate;
 import com.android.launcher3.accessibility.LauncherAccessibilityDelegate.AccessibilityDragSource;
 import com.android.launcher3.accessibility.OverviewScreenAccessibilityDelegate;
 import com.android.launcher3.accessibility.WorkspaceAccessibilityHelper;
@@ -2554,7 +2553,8 @@
         boolean aboveShortcut = (dropOverView.getTag() instanceof ShortcutInfo);
         boolean willBecomeShortcut =
                 (info.itemType == LauncherSettings.Favorites.ITEM_TYPE_APPLICATION ||
-                        info.itemType == LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT);
+                        info.itemType == LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT ||
+                        info.itemType == LauncherSettings.Favorites.ITEM_TYPE_DEEP_SHORTCUT);
 
         return (aboveShortcut && willBecomeShortcut);
     }
@@ -3488,6 +3488,7 @@
             switch (info.itemType) {
             case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION:
             case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT:
+            case LauncherSettings.Favorites.ITEM_TYPE_DEEP_SHORTCUT:
                 if (info.container == NO_ID && info instanceof AppInfo) {
                     // Came from all apps -- make a copy
                     info = ((AppInfo) info).makeShortcut();
diff --git a/src/com/android/launcher3/compat/LauncherAppsCompat.java b/src/com/android/launcher3/compat/LauncherAppsCompat.java
index 237a9e9..3381064 100644
--- a/src/com/android/launcher3/compat/LauncherAppsCompat.java
+++ b/src/com/android/launcher3/compat/LauncherAppsCompat.java
@@ -19,10 +19,13 @@
 import android.content.ComponentName;
 import android.content.Context;
 import android.content.Intent;
+import android.content.pm.LauncherApps;
 import android.graphics.Rect;
+import android.graphics.drawable.Drawable;
 import android.os.Bundle;
 
 import com.android.launcher3.Utilities;
+import com.android.launcher3.shortcuts.ShortcutInfoCompat;
 
 import java.util.List;
 
@@ -45,6 +48,8 @@
         void onPackagesUnavailable(String[] packageNames, UserHandleCompat user, boolean replacing);
         void onPackagesSuspended(String[] packageNames, UserHandleCompat user);
         void onPackagesUnsuspended(String[] packageNames, UserHandleCompat user);
+        void onShortcutsChanged(String packageName, List<ShortcutInfoCompat> shortcuts,
+                UserHandleCompat user);
     }
 
     protected LauncherAppsCompat() {
@@ -56,7 +61,9 @@
     public static LauncherAppsCompat getInstance(Context context) {
         synchronized (sInstanceLock) {
             if (sInstance == null) {
-                if (Utilities.ATLEAST_LOLLIPOP) {
+                if (Utilities.isNycOrAbove()) {
+                    sInstance = new LauncherAppsCompatVNMR1(context.getApplicationContext());
+                } else if (Utilities.ATLEAST_LOLLIPOP) {
                     sInstance = new LauncherAppsCompatVL(context.getApplicationContext());
                 } else {
                     sInstance = new LauncherAppsCompatV16(context.getApplicationContext());
@@ -79,4 +86,11 @@
     public abstract boolean isActivityEnabledForProfile(ComponentName component,
             UserHandleCompat user);
     public abstract boolean isPackageSuspendedForProfile(String packageName, UserHandleCompat user);
+    public abstract List<ShortcutInfoCompat> getShortcuts(LauncherApps.ShortcutQuery q,
+            UserHandleCompat userHandle);
+    public abstract void pinShortcuts(String packageName, List<String> pinnedIds,
+            UserHandleCompat userHandle);
+    public abstract void startShortcut(String packageName, String id, Rect sourceBounds,
+            Bundle startActivityOptions, UserHandleCompat user);
+    public abstract Drawable getShortcutIconDrawable(ShortcutInfoCompat shortcutInfo, int density);
 }
diff --git a/src/com/android/launcher3/compat/LauncherAppsCompatV16.java b/src/com/android/launcher3/compat/LauncherAppsCompatV16.java
index 4e2fc05..1a144e8 100644
--- a/src/com/android/launcher3/compat/LauncherAppsCompatV16.java
+++ b/src/com/android/launcher3/compat/LauncherAppsCompatV16.java
@@ -22,15 +22,18 @@
 import android.content.Intent;
 import android.content.IntentFilter;
 import android.content.pm.ActivityInfo;
+import android.content.pm.LauncherApps;
 import android.content.pm.PackageManager;
 import android.content.pm.PackageManager.NameNotFoundException;
 import android.content.pm.ResolveInfo;
 import android.graphics.Rect;
+import android.graphics.drawable.Drawable;
 import android.net.Uri;
 import android.os.Bundle;
 import android.provider.Settings;
 
 import com.android.launcher3.Utilities;
+import com.android.launcher3.shortcuts.ShortcutInfoCompat;
 import com.android.launcher3.util.PackageManagerHelper;
 import com.android.launcher3.util.Thunk;
 
@@ -130,6 +133,29 @@
         return false;
     }
 
+    @Override
+    public List<ShortcutInfoCompat> getShortcuts(LauncherApps.ShortcutQuery q,
+            UserHandleCompat userHandle) {
+        return null;
+    }
+
+    @Override
+    public void pinShortcuts(String packageName, List<String> pinnedIds,
+            UserHandleCompat userHandle) {
+        // Not supported, so do nothing.
+    }
+
+    @Override
+    public void startShortcut(String packageName, String id, Rect sourceBounds,
+            Bundle startActivityOptions, UserHandleCompat user) {
+        // Not supported, so do nothing.
+    }
+
+    @Override
+    public Drawable getShortcutIconDrawable(ShortcutInfoCompat shortcutInfo, int density) {
+        return null;
+    }
+
     private void unregisterForPackageIntents() {
         mContext.unregisterReceiver(mPackageMonitor);
     }
diff --git a/src/com/android/launcher3/compat/LauncherAppsCompatVL.java b/src/com/android/launcher3/compat/LauncherAppsCompatVL.java
index 7270d02..d97bf2f 100644
--- a/src/com/android/launcher3/compat/LauncherAppsCompatVL.java
+++ b/src/com/android/launcher3/compat/LauncherAppsCompatVL.java
@@ -22,11 +22,14 @@
 import android.content.Intent;
 import android.content.pm.LauncherActivityInfo;
 import android.content.pm.LauncherApps;
+import android.content.pm.ShortcutInfo;
 import android.graphics.Rect;
 import android.os.Build;
 import android.os.Bundle;
 import android.os.UserHandle;
 
+import com.android.launcher3.shortcuts.ShortcutInfoCompat;
+
 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.HashMap;
@@ -34,7 +37,7 @@
 import java.util.Map;
 
 @TargetApi(Build.VERSION_CODES.LOLLIPOP)
-public class LauncherAppsCompatVL extends LauncherAppsCompat {
+public class LauncherAppsCompatVL extends LauncherAppsCompatV16 {
 
     protected LauncherApps mLauncherApps;
 
@@ -42,7 +45,7 @@
             = new HashMap<OnAppsChangedCallbackCompat, WrappedCallback>();
 
     LauncherAppsCompatVL(Context context) {
-        super();
+        super(context);
         mLauncherApps = (LauncherApps) context.getSystemService("launcherapps");
     }
 
@@ -146,6 +149,18 @@
         public void onPackagesUnsuspended(String[] packageNames, UserHandle user) {
             mCallback.onPackagesUnsuspended(packageNames, UserHandleCompat.fromUser(user));
         }
+
+        @Override
+        public void onShortcutsChanged(String packageName, List<ShortcutInfo> shortcuts,
+                UserHandle user) {
+            List<ShortcutInfoCompat> shortcutInfoCompats = new ArrayList<>(shortcuts.size());
+            for (ShortcutInfo shortcutInfo : shortcuts) {
+                shortcutInfoCompats.add(new ShortcutInfoCompat(shortcutInfo));
+            }
+
+            mCallback.onShortcutsChanged(packageName, shortcutInfoCompats,
+                    UserHandleCompat.fromUser(user));
+        }
     }
 }
 
diff --git a/src/com/android/launcher3/compat/LauncherAppsCompatVNMR1.java b/src/com/android/launcher3/compat/LauncherAppsCompatVNMR1.java
new file mode 100644
index 0000000..0c1db13
--- /dev/null
+++ b/src/com/android/launcher3/compat/LauncherAppsCompatVNMR1.java
@@ -0,0 +1,123 @@
+/*
+ * Copyright (C) 2016 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.compat;
+
+import android.annotation.TargetApi;
+import android.content.Context;
+import android.content.pm.LauncherApps;
+import android.content.pm.ShortcutInfo;
+import android.graphics.Rect;
+import android.graphics.drawable.Drawable;
+import android.os.Build;
+import android.os.Bundle;
+import android.os.UserHandle;
+
+import com.android.launcher3.shortcuts.ShortcutInfoCompat;
+
+import java.util.ArrayList;
+import java.util.List;
+
+@TargetApi(Build.VERSION_CODES.N)
+public class LauncherAppsCompatVNMR1 extends LauncherAppsCompatVL {
+
+    LauncherAppsCompatVNMR1(Context context) {
+        super(context);
+    }
+
+    @Override
+    public List<ShortcutInfoCompat> getShortcuts(LauncherApps.ShortcutQuery q,
+            UserHandleCompat userHandle) {
+        List<ShortcutInfo> shortcutInfos = mLauncherApps.getShortcuts(q, userHandle.getUser());
+        if (shortcutInfos == null) {
+            return null;
+        }
+        List<ShortcutInfoCompat> shortcutInfoCompats = new ArrayList<>(shortcutInfos.size());
+        for (ShortcutInfo shortcutInfo : shortcutInfos) {
+            shortcutInfoCompats.add(new ShortcutInfoCompat(shortcutInfo));
+        }
+        return shortcutInfoCompats;
+    }
+
+    @Override
+    public void pinShortcuts(String packageName, List<String> pinnedIds,
+            UserHandleCompat userHandle) {
+        mLauncherApps.pinShortcuts(packageName, pinnedIds, userHandle.getUser());
+    }
+
+    @Override
+    public void startShortcut(String packageName, String id, Rect sourceBounds,
+            Bundle startActivityOptions, UserHandleCompat user) {
+        mLauncherApps.startShortcut(packageName, id, sourceBounds,
+                startActivityOptions, user.getUser());
+    }
+
+    @Override
+    public Drawable getShortcutIconDrawable(ShortcutInfoCompat shortcutInfo, int density) {
+        return mLauncherApps.getShortcutIconDrawable(shortcutInfo.getShortcutInfo(), density);
+    }
+
+    private static class WrappedCallback extends LauncherApps.Callback {
+        private OnAppsChangedCallbackCompat mCallback;
+
+        public WrappedCallback(OnAppsChangedCallbackCompat callback) {
+            mCallback = callback;
+        }
+
+        public void onPackageRemoved(String packageName, UserHandle user) {
+            mCallback.onPackageRemoved(packageName, UserHandleCompat.fromUser(user));
+        }
+
+        public void onPackageAdded(String packageName, UserHandle user) {
+            mCallback.onPackageAdded(packageName, UserHandleCompat.fromUser(user));
+        }
+
+        public void onPackageChanged(String packageName, UserHandle user) {
+            mCallback.onPackageChanged(packageName, UserHandleCompat.fromUser(user));
+        }
+
+        public void onPackagesAvailable(String[] packageNames, UserHandle user, boolean replacing) {
+            mCallback.onPackagesAvailable(packageNames, UserHandleCompat.fromUser(user), replacing);
+        }
+
+        public void onPackagesUnavailable(String[] packageNames, UserHandle user,
+                boolean replacing) {
+            mCallback.onPackagesUnavailable(packageNames, UserHandleCompat.fromUser(user),
+                    replacing);
+        }
+
+        public void onPackagesSuspended(String[] packageNames, UserHandle user) {
+            mCallback.onPackagesSuspended(packageNames, UserHandleCompat.fromUser(user));
+        }
+
+        public void onPackagesUnsuspended(String[] packageNames, UserHandle user) {
+            mCallback.onPackagesUnsuspended(packageNames, UserHandleCompat.fromUser(user));
+        }
+
+        @Override
+        public void onShortcutsChanged(String packageName, List<ShortcutInfo> shortcuts,
+                UserHandle user) {
+            List<ShortcutInfoCompat> shortcutInfoCompats = new ArrayList<>(shortcuts.size());
+            for (ShortcutInfo shortcutInfo : shortcuts) {
+                shortcutInfoCompats.add(new ShortcutInfoCompat(shortcutInfo));
+            }
+
+            mCallback.onShortcutsChanged(packageName, shortcutInfoCompats,
+                    UserHandleCompat.fromUser(user));
+        }
+    }
+}
+
diff --git a/src/com/android/launcher3/folder/Folder.java b/src/com/android/launcher3/folder/Folder.java
index 93238de..2035f99 100644
--- a/src/com/android/launcher3/folder/Folder.java
+++ b/src/com/android/launcher3/folder/Folder.java
@@ -510,7 +510,7 @@
         }
 
         // This is set to true in close(), but isn't reset to false until onDropCompleted(). This
-        // leads to an consistent state if you drag out of the folder and drag back in without
+        // leads to an inconsistent state if you drag out of the folder and drag back in without
         // dropping. One resulting issue is that replaceFolderWithFinalItem() can be called twice.
         mDeleteFolderOnDropCompleted = false;
 
@@ -737,7 +737,8 @@
         final ItemInfo item = d.dragInfo;
         final int itemType = item.itemType;
         return ((itemType == LauncherSettings.Favorites.ITEM_TYPE_APPLICATION ||
-                    itemType == LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT) &&
+                itemType == LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT ||
+                itemType == LauncherSettings.Favorites.ITEM_TYPE_DEEP_SHORTCUT) &&
                     !isFull());
     }
 
diff --git a/src/com/android/launcher3/folder/FolderIcon.java b/src/com/android/launcher3/folder/FolderIcon.java
index d7952c5..d08cf54 100644
--- a/src/com/android/launcher3/folder/FolderIcon.java
+++ b/src/com/android/launcher3/folder/FolderIcon.java
@@ -213,7 +213,8 @@
     private boolean willAcceptItem(ItemInfo item) {
         final int itemType = item.itemType;
         return ((itemType == LauncherSettings.Favorites.ITEM_TYPE_APPLICATION ||
-                itemType == LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT) &&
+                itemType == LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT ||
+                itemType == LauncherSettings.Favorites.ITEM_TYPE_DEEP_SHORTCUT) &&
                 !mFolder.isFull() && item != mInfo && !mInfo.opened);
     }
 
diff --git a/src/com/android/launcher3/model/GridSizeMigrationTask.java b/src/com/android/launcher3/model/GridSizeMigrationTask.java
index 8e8e551..9d3399f 100644
--- a/src/com/android/launcher3/model/GridSizeMigrationTask.java
+++ b/src/com/android/launcher3/model/GridSizeMigrationTask.java
@@ -641,10 +641,11 @@
                 // calculate weight
                 switch (entry.itemType) {
                     case Favorites.ITEM_TYPE_SHORTCUT:
+                    case Favorites.ITEM_TYPE_DEEP_SHORTCUT:
                     case Favorites.ITEM_TYPE_APPLICATION: {
                         verifyIntent(c.getString(indexIntent));
-                        entry.weight = entry.itemType == Favorites.ITEM_TYPE_SHORTCUT
-                                ? WT_SHORTCUT : WT_APPLICATION;
+                        entry.weight = entry.itemType == Favorites.ITEM_TYPE_APPLICATION ?
+                                WT_APPLICATION : WT_SHORTCUT;
                         break;
                     }
                     case Favorites.ITEM_TYPE_FOLDER: {
@@ -715,10 +716,11 @@
                 // calculate weight
                 switch (entry.itemType) {
                     case Favorites.ITEM_TYPE_SHORTCUT:
+                    case Favorites.ITEM_TYPE_DEEP_SHORTCUT:
                     case Favorites.ITEM_TYPE_APPLICATION: {
                         verifyIntent(c.getString(indexIntent));
-                        entry.weight = entry.itemType == Favorites.ITEM_TYPE_SHORTCUT
-                            ? WT_SHORTCUT : WT_APPLICATION;
+                        entry.weight = entry.itemType == Favorites.ITEM_TYPE_APPLICATION ?
+                                WT_APPLICATION : WT_SHORTCUT;
                         break;
                     }
                     case Favorites.ITEM_TYPE_APPWIDGET: {
diff --git a/src/com/android/launcher3/shortcuts/DeepShortcutManager.java b/src/com/android/launcher3/shortcuts/DeepShortcutManager.java
new file mode 100644
index 0000000..e2e06af
--- /dev/null
+++ b/src/com/android/launcher3/shortcuts/DeepShortcutManager.java
@@ -0,0 +1,136 @@
+/*
+ * Copyright (C) 2016 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.shortcuts;
+
+import android.annotation.TargetApi;
+import android.content.ComponentName;
+import android.content.Context;
+import android.content.pm.LauncherApps.ShortcutQuery;
+import android.os.Build;
+import android.os.Process;
+import android.util.Log;
+
+import com.android.launcher3.compat.LauncherAppsCompat;
+import com.android.launcher3.compat.UserHandleCompat;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * Performs operations related to deep shortcuts, such as querying for them, pinning them, etc.
+ */
+@TargetApi(Build.VERSION_CODES.N)
+public class DeepShortcutManager {
+    private static final int FLAG_GET_ALL = ShortcutQuery.FLAG_GET_DYNAMIC
+            | ShortcutQuery.FLAG_GET_PINNED | ShortcutQuery.FLAG_GET_MANIFEST;
+
+    private final LauncherAppsCompat mLauncherApps;
+
+    public DeepShortcutManager(Context context, ShortcutCache shortcutCache) {
+        mLauncherApps = LauncherAppsCompat.getInstance(context);
+    }
+
+    public void onShortcutsChanged(List<ShortcutInfoCompat> shortcuts) {
+        // mShortcutCache.removeShortcuts(shortcuts);
+    }
+
+    /**
+     * Queries for the shortcuts with the package name and provided ids.
+     *
+     * This method is intended to get the full details for shortcuts when they are added or updated,
+     * because we only get "key" fields in onShortcutsChanged().
+     */
+    public List<ShortcutInfoCompat> queryForFullDetails(String packageName,
+            List<String> shortcutIds, UserHandleCompat user) {
+        return query(FLAG_GET_ALL, packageName, null, shortcutIds, user);
+    }
+
+    /**
+     * Gets all the shortcuts associated with the given package and user.
+     */
+    public List<ShortcutInfoCompat> queryForAllAppShortcuts(ComponentName activity,
+            List<String> ids, UserHandleCompat user) {
+        return query(FLAG_GET_ALL, activity.getPackageName(), activity, ids, user);
+    }
+
+    /**
+     * Removes the given shortcut from the current list of pinned shortcuts.
+     * (Runs on background thread)
+     */
+    public void unpinShortcut(final ShortcutKey key) {
+        String packageName = key.componentName.getPackageName();
+        String id = key.id;
+        UserHandleCompat user = key.user;
+        List<String> pinnedIds = extractIds(queryForPinnedShortcuts(packageName, user));
+        pinnedIds.remove(id);
+        mLauncherApps.pinShortcuts(packageName, pinnedIds, user);
+    }
+
+    /**
+     * Adds the given shortcut to the current list of pinned shortcuts.
+     * (Runs on background thread)
+     */
+    public void pinShortcut(final ShortcutKey key) {
+        String packageName = key.componentName.getPackageName();
+        String id = key.id;
+        UserHandleCompat user = key.user;
+        List<String> pinnedIds = extractIds(queryForPinnedShortcuts(packageName, user));
+        pinnedIds.add(id);
+        mLauncherApps.pinShortcuts(packageName, pinnedIds, user);
+    }
+
+    /**
+     * Returns the id's of pinned shortcuts associated with the given package and user.
+     *
+     * If packageName is null, returns all pinned shortcuts regardless of package.
+     */
+    public List<ShortcutInfoCompat> queryForPinnedShortcuts(String packageName,
+            UserHandleCompat user) {
+        return query(ShortcutQuery.FLAG_GET_PINNED, packageName, null, null, user);
+    }
+
+    public List<ShortcutInfoCompat> queryForAllShortcuts(UserHandleCompat user) {
+        return query(FLAG_GET_ALL, null, null, null, user);
+    }
+
+    private List<String> extractIds(List<ShortcutInfoCompat> shortcuts) {
+        List<String> shortcutIds = new ArrayList<>(shortcuts.size());
+        for (ShortcutInfoCompat shortcut : shortcuts) {
+            shortcutIds.add(shortcut.getId());
+        }
+        return shortcutIds;
+    }
+
+    /**
+     * Query the system server for all the shortcuts matching the given parameters.
+     * If packageName == null, we query for all shortcuts with the passed flags, regardless of app.
+     *
+     * TODO: Use the cache to optimize this so we don't make an RPC every time.
+     */
+    private List<ShortcutInfoCompat> query(int flags, String packageName,
+            ComponentName activity, List<String> shortcutIds, UserHandleCompat user) {
+        ShortcutQuery q = new ShortcutQuery();
+        q.setQueryFlags(flags);
+        if (packageName != null) {
+            q.setPackage(packageName);
+            q.setActivity(activity);
+            q.setShortcutIds(shortcutIds);
+        }
+        return mLauncherApps.getShortcuts(q, user);
+    }
+}
diff --git a/src/com/android/launcher3/shortcuts/ShortcutCache.java b/src/com/android/launcher3/shortcuts/ShortcutCache.java
new file mode 100644
index 0000000..fc118a8
--- /dev/null
+++ b/src/com/android/launcher3/shortcuts/ShortcutCache.java
@@ -0,0 +1,76 @@
+/*
+ * Copyright (C) 2016 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.shortcuts;
+
+import android.annotation.TargetApi;
+import android.os.Build;
+import android.os.UserHandle;
+import android.util.LruCache;
+
+import java.util.HashMap;
+import java.util.List;
+
+/**
+ * Loads {@link ShortcutInfoCompat}s on demand (e.g. when launcher
+ * loads for pinned shortcuts and on long-press for dynamic shortcuts), and caches them
+ * for handful of apps in an LruCache while launcher lives.
+ */
+@TargetApi(Build.VERSION_CODES.N)
+public class ShortcutCache {
+    private static final String TAG = "ShortcutCache";
+    private static final boolean LOGD = false;
+
+    private static final int CACHE_SIZE = 30; // Max number shortcuts we cache.
+
+    private LruCache<ShortcutKey, ShortcutInfoCompat> mCachedShortcuts;
+    // We always keep pinned shortcuts in the cache.
+    private HashMap<ShortcutKey, ShortcutInfoCompat> mPinnedShortcuts;
+
+    public ShortcutCache() {
+        mCachedShortcuts = new LruCache<>(CACHE_SIZE);
+        mPinnedShortcuts = new HashMap<>();
+    }
+
+    /**
+     * Removes shortcuts from the cache when shortcuts change for a given package.
+     *
+     * Returns a map of ids to their evicted shortcuts.
+     *
+     * @see android.content.pm.LauncherApps.Callback#onShortcutsChanged(String, List, UserHandle).
+     */
+    public void removeShortcuts(List<ShortcutInfoCompat> shortcuts) {
+        for (ShortcutInfoCompat shortcut : shortcuts) {
+            ShortcutKey key = ShortcutKey.fromInfo(shortcut);
+            mCachedShortcuts.remove(key);
+        }
+    }
+
+    public ShortcutInfoCompat get(ShortcutKey key) {
+        if (mPinnedShortcuts.containsKey(key)) {
+            return mPinnedShortcuts.get(key);
+        }
+        return mCachedShortcuts.get(key);
+    }
+
+    public void put(ShortcutKey key, ShortcutInfoCompat shortcut) {
+        if (shortcut.isPinned()) {
+            mPinnedShortcuts.put(key, shortcut);
+        } else {
+            mCachedShortcuts.put(key, shortcut);
+        }
+    }
+}
diff --git a/src/com/android/launcher3/shortcuts/ShortcutInfoCompat.java b/src/com/android/launcher3/shortcuts/ShortcutInfoCompat.java
new file mode 100644
index 0000000..8dbeaa7
--- /dev/null
+++ b/src/com/android/launcher3/shortcuts/ShortcutInfoCompat.java
@@ -0,0 +1,104 @@
+/*
+ * Copyright (C) 2016 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.shortcuts;
+
+import android.annotation.TargetApi;
+import android.content.ComponentName;
+import android.content.Context;
+import android.content.Intent;
+import android.content.pm.ShortcutInfo;
+import android.os.Build;
+
+import com.android.launcher3.ItemInfo;
+import com.android.launcher3.compat.UserHandleCompat;
+import com.android.launcher3.compat.UserManagerCompat;
+import com.android.launcher3.util.ComponentKey;
+
+/**
+ * Wrapper class for {@link android.content.pm.ShortcutInfo}, representing deep shortcuts into apps.
+ *
+ * Not to be confused with {@link com.android.launcher3.ShortcutInfo}.
+ */
+@TargetApi(Build.VERSION_CODES.N)
+public class ShortcutInfoCompat {
+    private static final String INTENT_CATEGORY = "com.android.launcher3.DEEP_SHORTCUT";
+    public static final String EXTRA_SHORTCUT_ID = "shortcut_id";
+
+    private ShortcutInfo mShortcutInfo;
+
+    public ShortcutInfoCompat(ShortcutInfo shortcutInfo) {
+        mShortcutInfo = shortcutInfo;
+    }
+
+    @TargetApi(Build.VERSION_CODES.N)
+    public Intent makeIntent(Context context) {
+        long serialNumber = UserManagerCompat.getInstance(context)
+                .getSerialNumberForUser(getUserHandle());
+        return new Intent(Intent.ACTION_MAIN)
+                .addCategory(INTENT_CATEGORY)
+                .setComponent(getActivity())
+                .setPackage(getPackage())
+                .setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED)
+                .putExtra(ItemInfo.EXTRA_PROFILE, serialNumber)
+                .putExtra(EXTRA_SHORTCUT_ID, getId());
+    }
+
+    public ShortcutInfo getShortcutInfo() {
+        return mShortcutInfo;
+    }
+
+    public String getPackage() {
+        return mShortcutInfo.getPackage();
+    }
+
+    public String getId() {
+        return mShortcutInfo.getId();
+    }
+
+    public CharSequence getShortLabel() {
+        return mShortcutInfo.getShortLabel();
+    }
+
+    public CharSequence getLongLabel() {
+        return mShortcutInfo.getLongLabel();
+    }
+
+    public long getLastChangedTimestamp() {
+        return mShortcutInfo.getLastChangedTimestamp();
+    }
+
+    public ComponentName getActivity() {
+        return mShortcutInfo.getActivity();
+    }
+
+    public UserHandleCompat getUserHandle() {
+        return UserHandleCompat.fromUser(mShortcutInfo.getUserHandle());
+    }
+
+    public boolean hasKeyFieldsOnly() {
+        return mShortcutInfo.hasKeyFieldsOnly();
+    }
+
+    public boolean isPinned() {
+        return mShortcutInfo.isPinned();
+    }
+
+    @Override
+    public String toString() {
+        return mShortcutInfo.toString();
+    }
+}
diff --git a/src/com/android/launcher3/shortcuts/ShortcutKey.java b/src/com/android/launcher3/shortcuts/ShortcutKey.java
new file mode 100644
index 0000000..c9d66eb
--- /dev/null
+++ b/src/com/android/launcher3/shortcuts/ShortcutKey.java
@@ -0,0 +1,30 @@
+package com.android.launcher3.shortcuts;
+
+import android.content.ComponentName;
+
+import com.android.launcher3.LauncherAppState;
+import com.android.launcher3.compat.UserHandleCompat;
+import com.android.launcher3.util.ComponentKey;
+
+/**
+ * A key that uniquely identifies a shortcut using its package, id, and user handle.
+ */
+public class ShortcutKey extends ComponentKey {
+    final String id;
+
+    public ShortcutKey(String packageName, UserHandleCompat user, String id) {
+        // Use the id as the class name.
+        super(new ComponentName(packageName, id), user);
+        this.id = id;
+    }
+
+    public static ShortcutKey fromInfo(ShortcutInfoCompat shortcutInfo) {
+        return new ShortcutKey(shortcutInfo.getPackage(), shortcutInfo.getUserHandle(),
+                shortcutInfo.getId());
+    }
+
+    @Override
+    public String toString() {
+        return flattenToString(LauncherAppState.getInstance().getContext());
+    }
+}
diff --git a/src/com/android/launcher3/util/ManagedProfileHeuristic.java b/src/com/android/launcher3/util/ManagedProfileHeuristic.java
index df23abe..7dbc0e7a 100644
--- a/src/com/android/launcher3/util/ManagedProfileHeuristic.java
+++ b/src/com/android/launcher3/util/ManagedProfileHeuristic.java
@@ -29,6 +29,7 @@
 import com.android.launcher3.ShortcutInfo;
 import com.android.launcher3.Utilities;
 import com.android.launcher3.compat.LauncherActivityInfoCompat;
+import com.android.launcher3.shortcuts.ShortcutInfoCompat;
 import com.android.launcher3.compat.UserHandleCompat;
 import com.android.launcher3.compat.UserManagerCompat;
 
@@ -180,6 +181,12 @@
                 saveWorkFolderShortcuts(workFolder.id, 0, workFolderApps);
             }
         }
+
+        @Override
+        public void onShortcutsChanged(String packageName, List<ShortcutInfoCompat> shortcuts,
+                UserHandleCompat user) {
+            // Do nothing
+        }
     }
 
     /**
diff --git a/src/com/android/launcher3/util/MultiHashMap.java b/src/com/android/launcher3/util/MultiHashMap.java
new file mode 100644
index 0000000..f54ab88
--- /dev/null
+++ b/src/com/android/launcher3/util/MultiHashMap.java
@@ -0,0 +1,20 @@
+package com.android.launcher3.util;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+
+/**
+ * A utility map from keys to an ArrayList of values.
+ */
+public class MultiHashMap<K, V> extends HashMap<K, ArrayList<V>> {
+    public void addToList(K key, V value) {
+        ArrayList<V> list = get(key);
+        if (list == null) {
+            list = new ArrayList<>();
+            list.add(value);
+            put(key, list);
+        } else {
+            list.add(value);
+        }
+    }
+}