diff --git a/src/com/android/launcher3/LauncherModel.java b/src/com/android/launcher3/LauncherModel.java
index be01d63..7fdfd72 100644
--- a/src/com/android/launcher3/LauncherModel.java
+++ b/src/com/android/launcher3/LauncherModel.java
@@ -47,12 +47,12 @@
 import com.android.launcher3.icons.IconCache;
 import com.android.launcher3.model.AddWorkspaceItemsTask;
 import com.android.launcher3.model.AllAppsList;
+import com.android.launcher3.model.BaseLauncherBinder;
 import com.android.launcher3.model.BaseModelUpdateTask;
 import com.android.launcher3.model.BgDataModel;
 import com.android.launcher3.model.BgDataModel.Callbacks;
 import com.android.launcher3.model.CacheDataUpdatedTask;
 import com.android.launcher3.model.ItemInstallQueue;
-import com.android.launcher3.model.LauncherBinder;
 import com.android.launcher3.model.LoaderTask;
 import com.android.launcher3.model.ModelDbController;
 import com.android.launcher3.model.ModelDelegate;
@@ -365,7 +365,7 @@
                     MAIN_EXECUTOR.execute(cb::clearPendingBinds);
                 }
 
-                LauncherBinder launcherBinder = new LauncherBinder(
+                BaseLauncherBinder launcherBinder = new BaseLauncherBinder(
                         mApp, mBgDataModel, mBgAllAppsList, callbacksList);
                 if (bindDirectly) {
                     // Divide the set of loaded items into those that we are binding synchronously,
diff --git a/src/com/android/launcher3/graphics/PreviewSurfaceRenderer.java b/src/com/android/launcher3/graphics/PreviewSurfaceRenderer.java
index fe327d0..addd072 100644
--- a/src/com/android/launcher3/graphics/PreviewSurfaceRenderer.java
+++ b/src/com/android/launcher3/graphics/PreviewSurfaceRenderer.java
@@ -50,10 +50,10 @@
 import com.android.launcher3.LauncherSettings;
 import com.android.launcher3.Workspace;
 import com.android.launcher3.graphics.LauncherPreviewRenderer.PreviewContext;
+import com.android.launcher3.model.BaseLauncherBinder;
 import com.android.launcher3.model.BgDataModel;
 import com.android.launcher3.model.BgDataModel.Callbacks;
 import com.android.launcher3.model.GridSizeMigrationUtil;
-import com.android.launcher3.model.LauncherBinder;
 import com.android.launcher3.model.LoaderTask;
 import com.android.launcher3.model.ModelDbController;
 import com.android.launcher3.provider.LauncherDbUtils;
@@ -244,7 +244,7 @@
                     /* bgAllAppsList= */ null,
                     bgModel,
                     LauncherAppState.getInstance(previewContext).getModel().getModelDelegate(),
-                    new LauncherBinder(LauncherAppState.getInstance(previewContext), bgModel,
+                    new BaseLauncherBinder(LauncherAppState.getInstance(previewContext), bgModel,
                             /* bgAllAppsList= */ null, new Callbacks[0])) {
 
                 @Override
diff --git a/src/com/android/launcher3/icons/ShortcutCachingLogic.java b/src/com/android/launcher3/icons/ShortcutCachingLogic.java
index 1791539..f40eda6 100644
--- a/src/com/android/launcher3/icons/ShortcutCachingLogic.java
+++ b/src/com/android/launcher3/icons/ShortcutCachingLogic.java
@@ -16,7 +16,7 @@
 
 package com.android.launcher3.icons;
 
-import static com.android.launcher3.model.WidgetsModel.GO_DISABLE_WIDGETS;
+import static com.android.launcher3.BuildConfig.WIDGETS_ENABLED;
 
 import android.content.ComponentName;
 import android.content.Context;
@@ -101,7 +101,7 @@
      * Launcher specific checks
      */
     public static Drawable getIcon(Context context, ShortcutInfo shortcutInfo, int density) {
-        if (GO_DISABLE_WIDGETS) {
+        if (!WIDGETS_ENABLED) {
             return null;
         }
         try {
diff --git a/src/com/android/launcher3/model/BaseLauncherBinder.java b/src/com/android/launcher3/model/BaseLauncherBinder.java
index 966b6a6..41dbe4e 100644
--- a/src/com/android/launcher3/model/BaseLauncherBinder.java
+++ b/src/com/android/launcher3/model/BaseLauncherBinder.java
@@ -16,6 +16,7 @@
 
 package com.android.launcher3.model;
 
+import static com.android.launcher3.BuildConfig.WIDGETS_ENABLED;
 import static com.android.launcher3.Flags.enableWorkspaceInflation;
 import static com.android.launcher3.config.FeatureFlags.ENABLE_SMARTSPACE_REMOVAL;
 import static com.android.launcher3.model.ItemInstallQueue.FLAG_LOADER_RUNNING;
@@ -43,6 +44,7 @@
 import com.android.launcher3.model.data.AppInfo;
 import com.android.launcher3.model.data.ItemInfo;
 import com.android.launcher3.model.data.LauncherAppWidgetInfo;
+import com.android.launcher3.util.ComponentKey;
 import com.android.launcher3.util.IntArray;
 import com.android.launcher3.util.IntSet;
 import com.android.launcher3.util.ItemInflater;
@@ -50,10 +52,12 @@
 import com.android.launcher3.util.LooperIdleLock;
 import com.android.launcher3.util.PackageUserKey;
 import com.android.launcher3.util.RunnableList;
+import com.android.launcher3.widget.model.WidgetsListBaseEntry;
 
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Collections;
+import java.util.HashMap;
 import java.util.HashSet;
 import java.util.List;
 import java.util.Map;
@@ -65,7 +69,7 @@
 /**
  * Binds the results of {@link com.android.launcher3.model.LoaderTask} to the Callbacks objects.
  */
-public abstract class BaseLauncherBinder {
+public class BaseLauncherBinder {
 
     protected static final String TAG = "LauncherBinder";
     private static final int ITEMS_CHUNK = 6; // batch size for the workspace icons
@@ -81,8 +85,8 @@
     private int mMyBindingId;
 
     public BaseLauncherBinder(LauncherAppState app, BgDataModel dataModel,
-            AllAppsList allAppsList, Callbacks[] callbacksList, LooperExecutor uiExecutor) {
-        mUiExecutor = uiExecutor;
+            AllAppsList allAppsList, Callbacks[] callbacksList) {
+        mUiExecutor = MAIN_EXECUTOR;
         mApp = app;
         mBgDataModel = dataModel;
         mBgAllAppsList = allAppsList;
@@ -158,7 +162,16 @@
     /**
      * BindDeepShortcuts is abstract because it is a no-op for the go launcher.
      */
-    public abstract void bindDeepShortcuts();
+    public void bindDeepShortcuts() {
+        if (!WIDGETS_ENABLED) {
+            return;
+        }
+        final HashMap<ComponentKey, Integer> shortcutMapCopy;
+        synchronized (mBgDataModel) {
+            shortcutMapCopy = new HashMap<>(mBgDataModel.deepShortcutMap);
+        }
+        executeCallbacksTask(c -> c.bindDeepShortcutMap(shortcutMapCopy), mUiExecutor);
+    }
 
     /**
      * Binds the all apps results from LoaderTask to the callbacks UX.
@@ -178,12 +191,24 @@
     /**
      * bindWidgets is abstract because it is a no-op for the go launcher.
      */
-    public abstract void bindWidgets();
+    public void bindWidgets() {
+        if (!WIDGETS_ENABLED) {
+            return;
+        }
+        final List<WidgetsListBaseEntry> widgets =
+                mBgDataModel.widgetsModel.getWidgetsListForPicker(mApp.getContext());
+        executeCallbacksTask(c -> c.bindAllWidgets(widgets), mUiExecutor);
+    }
 
     /**
      * bindWidgets is abstract because it is a no-op for the go launcher.
      */
-    public abstract void bindSmartspaceWidget();
+    public void bindSmartspaceWidget() {
+        if (!WIDGETS_ENABLED) {
+            return;
+        }
+        executeCallbacksTask(c -> c.bindSmartspaceWidget(), mUiExecutor);
+    }
 
     /**
      * Sorts the set of items by hotseat, workspace (spatially from top to bottom, left to right)
diff --git a/src/com/android/launcher3/model/BgDataModel.java b/src/com/android/launcher3/model/BgDataModel.java
index 8579d1d..0e1c8f4 100644
--- a/src/com/android/launcher3/model/BgDataModel.java
+++ b/src/com/android/launcher3/model/BgDataModel.java
@@ -18,9 +18,9 @@
 import static android.content.pm.LauncherApps.ShortcutQuery.FLAG_GET_KEY_FIELDS_ONLY;
 
 import static com.android.launcher3.BuildConfig.QSB_ON_FIRST_SCREEN;
+import static com.android.launcher3.BuildConfig.WIDGETS_ENABLED;
 import static com.android.launcher3.config.FeatureFlags.ENABLE_SMARTSPACE_REMOVAL;
 import static com.android.launcher3.config.FeatureFlags.shouldShowFirstPageWidget;
-import static com.android.launcher3.model.WidgetsModel.GO_DISABLE_WIDGETS;
 import static com.android.launcher3.shortcuts.ShortcutRequest.PINNED;
 
 import static java.util.stream.Collectors.groupingBy;
@@ -305,7 +305,7 @@
      * shortcuts and unpinning any extra shortcuts.
      */
     public synchronized void updateShortcutPinnedState(Context context, UserHandle user) {
-        if (GO_DISABLE_WIDGETS) {
+        if (!WIDGETS_ENABLED) {
             return;
         }
 
diff --git a/src/com/android/launcher3/model/LoaderTask.java b/src/com/android/launcher3/model/LoaderTask.java
index 17cef90..f3d04b7 100644
--- a/src/com/android/launcher3/model/LoaderTask.java
+++ b/src/com/android/launcher3/model/LoaderTask.java
@@ -132,7 +132,7 @@
     private FirstScreenBroadcast mFirstScreenBroadcast;
 
     @NonNull
-    private final LauncherBinder mLauncherBinder;
+    private final BaseLauncherBinder mLauncherBinder;
 
     private final LauncherApps mLauncherApps;
     private final UserManager mUserManager;
@@ -153,13 +153,13 @@
     private String mDbName;
 
     public LoaderTask(@NonNull LauncherAppState app, AllAppsList bgAllAppsList, BgDataModel bgModel,
-            ModelDelegate modelDelegate, @NonNull LauncherBinder launcherBinder) {
+            ModelDelegate modelDelegate, @NonNull BaseLauncherBinder launcherBinder) {
         this(app, bgAllAppsList, bgModel, modelDelegate, launcherBinder, new UserManagerState());
     }
 
     @VisibleForTesting
     LoaderTask(@NonNull LauncherAppState app, AllAppsList bgAllAppsList, BgDataModel bgModel,
-            ModelDelegate modelDelegate, @NonNull LauncherBinder launcherBinder,
+            ModelDelegate modelDelegate, @NonNull BaseLauncherBinder launcherBinder,
             UserManagerState userManagerState) {
         mApp = app;
         mBgAllAppsList = bgAllAppsList;
diff --git a/src/com/android/launcher3/model/WidgetsModel.java b/src/com/android/launcher3/model/WidgetsModel.java
new file mode 100644
index 0000000..91ce5ea
--- /dev/null
+++ b/src/com/android/launcher3/model/WidgetsModel.java
@@ -0,0 +1,355 @@
+
+package com.android.launcher3.model;
+
+import static android.appwidget.AppWidgetProviderInfo.WIDGET_FEATURE_HIDE_FROM_PICKER;
+
+import static com.android.launcher3.BuildConfig.WIDGETS_ENABLED;
+import static com.android.launcher3.pm.ShortcutConfigActivityInfo.queryList;
+import static com.android.launcher3.widget.WidgetSections.NO_CATEGORY;
+
+import static java.util.stream.Collectors.groupingBy;
+import static java.util.stream.Collectors.mapping;
+import static java.util.stream.Collectors.toList;
+
+import android.appwidget.AppWidgetProviderInfo;
+import android.content.ComponentName;
+import android.content.Context;
+import android.content.pm.PackageManager;
+import android.os.UserHandle;
+import android.util.Log;
+import android.util.Pair;
+
+import androidx.annotation.Nullable;
+import androidx.collection.ArrayMap;
+
+import com.android.launcher3.AppFilter;
+import com.android.launcher3.InvariantDeviceProfile;
+import com.android.launcher3.LauncherAppState;
+import com.android.launcher3.Utilities;
+import com.android.launcher3.compat.AlphabeticIndexCompat;
+import com.android.launcher3.config.FeatureFlags;
+import com.android.launcher3.icons.ComponentWithLabelAndIcon;
+import com.android.launcher3.icons.IconCache;
+import com.android.launcher3.model.data.PackageItemInfo;
+import com.android.launcher3.pm.ShortcutConfigActivityInfo;
+import com.android.launcher3.util.IntSet;
+import com.android.launcher3.util.PackageUserKey;
+import com.android.launcher3.util.Preconditions;
+import com.android.launcher3.widget.LauncherAppWidgetProviderInfo;
+import com.android.launcher3.widget.WidgetManagerHelper;
+import com.android.launcher3.widget.WidgetSections;
+import com.android.launcher3.widget.model.WidgetsListBaseEntry;
+import com.android.launcher3.widget.model.WidgetsListContentEntry;
+import com.android.launcher3.widget.model.WidgetsListHeaderEntry;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Map;
+import java.util.Map.Entry;
+import java.util.Set;
+import java.util.function.Predicate;
+
+/**
+ * Widgets data model that is used by the adapters of the widget views and controllers.
+ *
+ * <p> The widgets and shortcuts are organized using package name as its index.
+ */
+public class WidgetsModel {
+
+    private static final String TAG = "WidgetsModel";
+    private static final boolean DEBUG = false;
+
+    /* Map of widgets and shortcuts that are tracked per package. */
+    private final Map<PackageItemInfo, List<WidgetItem>> mWidgetsList = new HashMap<>();
+
+    /**
+     * Returns a list of {@link WidgetsListBaseEntry} filtered using given widget item filter. All
+     * {@link WidgetItem}s in a single row are sorted (based on label and user), but the overall
+     * list of {@link WidgetsListBaseEntry}s is not sorted.
+     *
+     * @see com.android.launcher3.widget.picker.WidgetsListAdapter#setWidgets(List)
+     */
+    public synchronized ArrayList<WidgetsListBaseEntry> getFilteredWidgetsListForPicker(
+            Context context,
+            Predicate<WidgetItem> widgetItemFilter) {
+        if (!WIDGETS_ENABLED) {
+            return new ArrayList<>();
+        }
+        ArrayList<WidgetsListBaseEntry> result = new ArrayList<>();
+        AlphabeticIndexCompat indexer = new AlphabeticIndexCompat(context);
+
+        for (Map.Entry<PackageItemInfo, List<WidgetItem>> entry : mWidgetsList.entrySet()) {
+            PackageItemInfo pkgItem = entry.getKey();
+            List<WidgetItem> widgetItems = entry.getValue()
+                    .stream()
+                    .filter(widgetItemFilter).toList();
+            if (!widgetItems.isEmpty()) {
+                String sectionName = (pkgItem.title == null) ? "" :
+                        indexer.computeSectionName(pkgItem.title);
+                result.add(WidgetsListHeaderEntry.create(pkgItem, sectionName, widgetItems));
+                result.add(new WidgetsListContentEntry(pkgItem, sectionName, widgetItems));
+            }
+        }
+        return result;
+    }
+
+    /**
+     * Returns a list of {@link WidgetsListBaseEntry}. All {@link WidgetItem} in a single row
+     * are sorted (based on label and user), but the overall list of
+     * {@link WidgetsListBaseEntry}s is not sorted.
+     *
+     * @see com.android.launcher3.widget.picker.WidgetsListAdapter#setWidgets(List)
+     */
+    public synchronized ArrayList<WidgetsListBaseEntry> getWidgetsListForPicker(Context context) {
+        // return all items
+        return getFilteredWidgetsListForPicker(context, /*widgetItemFilter=*/ item -> true);
+    }
+
+    /** Returns a mapping of packages to their widgets without static shortcuts. */
+    public synchronized Map<PackageUserKey, List<WidgetItem>> getAllWidgetsWithoutShortcuts() {
+        if (!WIDGETS_ENABLED) {
+            return Collections.emptyMap();
+        }
+        Map<PackageUserKey, List<WidgetItem>> packagesToWidgets = new HashMap<>();
+        mWidgetsList.forEach((packageItemInfo, widgetsAndShortcuts) -> {
+            List<WidgetItem> widgets = widgetsAndShortcuts.stream()
+                        .filter(item -> item.widgetInfo != null)
+                        .collect(toList());
+            if (widgets.size() > 0) {
+                packagesToWidgets.put(
+                        new PackageUserKey(packageItemInfo.packageName, packageItemInfo.user),
+                        widgets);
+            }
+        });
+        return packagesToWidgets;
+    }
+
+    /**
+     * @param packageUser If null, all widgets and shortcuts are updated and returned, otherwise
+     *                    only widgets and shortcuts associated with the package/user are.
+     */
+    public List<ComponentWithLabelAndIcon> update(
+            LauncherAppState app, @Nullable PackageUserKey packageUser) {
+        if (!WIDGETS_ENABLED) {
+            return Collections.emptyList();
+        }
+        Preconditions.assertWorkerThread();
+
+        Context context = app.getContext();
+        final ArrayList<WidgetItem> widgetsAndShortcuts = new ArrayList<>();
+        List<ComponentWithLabelAndIcon> updatedItems = new ArrayList<>();
+        try {
+            InvariantDeviceProfile idp = app.getInvariantDeviceProfile();
+            PackageManager pm = app.getContext().getPackageManager();
+
+            // Widgets
+            WidgetManagerHelper widgetManager = new WidgetManagerHelper(context);
+            for (AppWidgetProviderInfo widgetInfo : widgetManager.getAllProviders(packageUser)) {
+                LauncherAppWidgetProviderInfo launcherWidgetInfo =
+                        LauncherAppWidgetProviderInfo.fromProviderInfo(context, widgetInfo);
+
+                widgetsAndShortcuts.add(new WidgetItem(
+                        launcherWidgetInfo, idp, app.getIconCache(), app.getContext(),
+                        widgetManager));
+                updatedItems.add(launcherWidgetInfo);
+            }
+
+            // Shortcuts
+            for (ShortcutConfigActivityInfo info :
+                    queryList(context, packageUser)) {
+                widgetsAndShortcuts.add(new WidgetItem(info, app.getIconCache(), pm));
+                updatedItems.add(info);
+            }
+            setWidgetsAndShortcuts(widgetsAndShortcuts, app, packageUser);
+        } catch (Exception e) {
+            if (!FeatureFlags.IS_STUDIO_BUILD && Utilities.isBinderSizeError(e)) {
+                // the returned value may be incomplete and will not be refreshed until the next
+                // time Launcher starts.
+                // TODO: after figuring out a repro step, introduce a dirty bit to check when
+                // onResume is called to refresh the widget provider list.
+            } else {
+                throw e;
+            }
+        }
+
+        return updatedItems;
+    }
+
+    private synchronized void setWidgetsAndShortcuts(ArrayList<WidgetItem> rawWidgetsShortcuts,
+            LauncherAppState app, @Nullable PackageUserKey packageUser) {
+        if (DEBUG) {
+            Log.d(TAG, "addWidgetsAndShortcuts, widgetsShortcuts#=" + rawWidgetsShortcuts.size());
+        }
+
+        // Temporary cache for {@link PackageItemInfos} to avoid having to go through
+        // {@link mPackageItemInfos} to locate the key to be used for {@link #mWidgetsList}
+        PackageItemInfoCache packageItemInfoCache = new PackageItemInfoCache();
+
+        if (packageUser == null) {
+            // Clear the list if this is an update on all widgets and shortcuts.
+            mWidgetsList.clear();
+        } else {
+            // Otherwise, only clear the widgets and shortcuts for the changed package.
+            mWidgetsList.remove(packageItemInfoCache.getOrCreate(packageUser));
+        }
+
+        // add and update.
+        mWidgetsList.putAll(rawWidgetsShortcuts.stream()
+                .filter(new WidgetValidityCheck(app))
+                .flatMap(widgetItem -> getPackageUserKeys(app.getContext(), widgetItem).stream()
+                        .map(key -> new Pair<>(packageItemInfoCache.getOrCreate(key), widgetItem)))
+                .collect(groupingBy(pair -> pair.first, mapping(pair -> pair.second, toList()))));
+
+        // Update each package entry
+        IconCache iconCache = app.getIconCache();
+        for (PackageItemInfo p : packageItemInfoCache.values()) {
+            iconCache.getTitleAndIconForApp(p, true /* userLowResIcon */);
+        }
+    }
+
+    public void onPackageIconsUpdated(Set<String> packageNames, UserHandle user,
+            LauncherAppState app) {
+        if (!WIDGETS_ENABLED) {
+            return;
+        }
+        WidgetManagerHelper widgetManager = new WidgetManagerHelper(app.getContext());
+        for (Entry<PackageItemInfo, List<WidgetItem>> entry : mWidgetsList.entrySet()) {
+            if (packageNames.contains(entry.getKey().packageName)) {
+                List<WidgetItem> items = entry.getValue();
+                int count = items.size();
+                for (int i = 0; i < count; i++) {
+                    WidgetItem item = items.get(i);
+                    if (item.user.equals(user)) {
+                        if (item.activityInfo != null) {
+                            items.set(i, new WidgetItem(item.activityInfo, app.getIconCache(),
+                                    app.getContext().getPackageManager()));
+                        } else {
+                            items.set(i, new WidgetItem(item.widgetInfo,
+                                    app.getInvariantDeviceProfile(), app.getIconCache(),
+                                    app.getContext(), widgetManager));
+                        }
+                    }
+                }
+            }
+        }
+    }
+
+    public WidgetItem getWidgetProviderInfoByProviderName(
+            ComponentName providerName, UserHandle user) {
+        if (!WIDGETS_ENABLED) {
+            return null;
+        }
+        List<WidgetItem> widgetsList = mWidgetsList.get(
+                new PackageItemInfo(providerName.getPackageName(), user));
+        if (widgetsList == null) {
+            return null;
+        }
+
+        for (WidgetItem item : widgetsList) {
+            if (item.componentName.equals(providerName)) {
+                return item;
+            }
+        }
+        return null;
+    }
+
+    /** Returns {@link PackageItemInfo} of a pending widget. */
+    public static PackageItemInfo newPendingItemInfo(Context context, ComponentName provider,
+            UserHandle user) {
+        Map<ComponentName, IntSet> widgetsToCategories =
+                WidgetSections.getWidgetsToCategory(context);
+        if (widgetsToCategories.containsKey(provider)) {
+            Iterator<Integer> categoriesIterator = widgetsToCategories.get(provider).iterator();
+            int firstCategory = NO_CATEGORY;
+            while (categoriesIterator.hasNext() && firstCategory == NO_CATEGORY) {
+                firstCategory = categoriesIterator.next();
+            }
+            return new PackageItemInfo(provider.getPackageName(), firstCategory, user);
+        }
+        return new PackageItemInfo(provider.getPackageName(), user);
+    }
+
+    private List<PackageUserKey> getPackageUserKeys(Context context, WidgetItem item) {
+        Map<ComponentName, IntSet> widgetsToCategories =
+                WidgetSections.getWidgetsToCategory(context);
+        IntSet categories = widgetsToCategories.get(item.componentName);
+        if (categories == null || categories.isEmpty()) {
+            return Arrays.asList(
+                    new PackageUserKey(item.componentName.getPackageName(), item.user));
+        }
+        List<PackageUserKey> packageUserKeys = new ArrayList<>();
+        categories.forEach(category -> {
+            if (category == NO_CATEGORY) {
+                packageUserKeys.add(
+                        new PackageUserKey(item.componentName.getPackageName(),
+                                item.user));
+            } else {
+                packageUserKeys.add(new PackageUserKey(category, item.user));
+            }
+        });
+        return packageUserKeys;
+    }
+
+    private static class WidgetValidityCheck implements Predicate<WidgetItem> {
+
+        private final InvariantDeviceProfile mIdp;
+        private final AppFilter mAppFilter;
+
+        WidgetValidityCheck(LauncherAppState app) {
+            mIdp = app.getInvariantDeviceProfile();
+            mAppFilter = new AppFilter(app.getContext());
+        }
+
+        @Override
+        public boolean test(WidgetItem item) {
+            if (item.widgetInfo != null) {
+                if ((item.widgetInfo.getWidgetFeatures() & WIDGET_FEATURE_HIDE_FROM_PICKER) != 0) {
+                    // Widget is hidden from picker
+                    return false;
+                }
+
+                // Ensure that all widgets we show can be added on a workspace of this size
+                if (!item.widgetInfo.isMinSizeFulfilled()) {
+                    if (DEBUG) {
+                        Log.d(TAG, String.format(
+                                "Widget %s : can't fit on this device with a grid size: %dx%d",
+                                item.componentName, mIdp.numColumns, mIdp.numRows));
+                    }
+                    return false;
+                }
+            }
+            if (!mAppFilter.shouldShowApp(item.componentName)) {
+                if (DEBUG) {
+                    Log.d(TAG, String.format("%s is filtered and not added to the widget tray.",
+                            item.componentName));
+                }
+                return false;
+            }
+
+            return true;
+        }
+    }
+
+    private static final class PackageItemInfoCache {
+        private final Map<PackageUserKey, PackageItemInfo> mMap = new ArrayMap<>();
+
+        PackageItemInfo getOrCreate(PackageUserKey key) {
+            PackageItemInfo pInfo = mMap.get(key);
+            if (pInfo == null) {
+                pInfo = new PackageItemInfo(key.mPackageName, key.mWidgetCategory, key.mUser);
+                pInfo.user = key.mUser;
+                mMap.put(key,  pInfo);
+            }
+            return pInfo;
+        }
+
+        Collection<PackageItemInfo> values() {
+            return mMap.values();
+        }
+    }
+}
diff --git a/src/com/android/launcher3/provider/RestoreDbTask.java b/src/com/android/launcher3/provider/RestoreDbTask.java
index 756153e..9f2b10f 100644
--- a/src/com/android/launcher3/provider/RestoreDbTask.java
+++ b/src/com/android/launcher3/provider/RestoreDbTask.java
@@ -18,6 +18,7 @@
 
 import static android.os.Process.myUserHandle;
 
+import static com.android.launcher3.BuildConfig.WIDGETS_ENABLED;
 import static com.android.launcher3.Flags.enableLauncherBrMetricsFixed;
 import static com.android.launcher3.InvariantDeviceProfile.TYPE_MULTI_DISPLAY;
 import static com.android.launcher3.LauncherPrefs.APP_WIDGET_IDS;
@@ -64,7 +65,6 @@
 import com.android.launcher3.model.DeviceGridState;
 import com.android.launcher3.model.LoaderTask;
 import com.android.launcher3.model.ModelDbController;
-import com.android.launcher3.model.WidgetsModel;
 import com.android.launcher3.model.data.AppInfo;
 import com.android.launcher3.model.data.LauncherAppWidgetInfo;
 import com.android.launcher3.model.data.WorkspaceItemInfo;
@@ -428,7 +428,7 @@
     private void restoreAppWidgetIds(Context context, ModelDbController controller,
             LauncherRestoreEventLogger launcherRestoreEventLogger, int[] oldWidgetIds,
             int[] newWidgetIds, @NonNull AppWidgetHost host) {
-        if (WidgetsModel.GO_DISABLE_WIDGETS) {
+        if (!WIDGETS_ENABLED) {
             FileLog.e(TAG, "Skipping widget ID remap as widgets not supported");
             host.deleteHost();
             launcherRestoreEventLogger.logFavoritesItemsRestoreFailed(Favorites.ITEM_TYPE_APPWIDGET,
diff --git a/src/com/android/launcher3/settings/SettingsActivity.java b/src/com/android/launcher3/settings/SettingsActivity.java
index a5f9c2a..c10d85e 100644
--- a/src/com/android/launcher3/settings/SettingsActivity.java
+++ b/src/com/android/launcher3/settings/SettingsActivity.java
@@ -52,7 +52,6 @@
 import com.android.launcher3.BuildConfig;
 import com.android.launcher3.LauncherFiles;
 import com.android.launcher3.R;
-import com.android.launcher3.model.WidgetsModel;
 import com.android.launcher3.states.RotationHelper;
 import com.android.launcher3.uioverrides.flags.DeveloperOptionsUI;
 import com.android.launcher3.util.DisplayController;
@@ -238,7 +237,7 @@
         protected boolean initPreference(Preference preference) {
             switch (preference.getKey()) {
                 case NOTIFICATION_DOTS_PREFERENCE_KEY:
-                    return !WidgetsModel.GO_DISABLE_NOTIFICATION_DOTS;
+                    return BuildConfig.NOTIFICATION_DOTS_ENABLED;
 
                 case ALLOW_ROTATION_PREFERENCE_KEY:
                     DisplayController.Info info =
diff --git a/src/com/android/launcher3/shortcuts/ShortcutRequest.java b/src/com/android/launcher3/shortcuts/ShortcutRequest.java
index 21efceb..015d54d 100644
--- a/src/com/android/launcher3/shortcuts/ShortcutRequest.java
+++ b/src/com/android/launcher3/shortcuts/ShortcutRequest.java
@@ -16,7 +16,7 @@
 
 package com.android.launcher3.shortcuts;
 
-import static com.android.launcher3.model.WidgetsModel.GO_DISABLE_WIDGETS;
+import static com.android.launcher3.BuildConfig.WIDGETS_ENABLED;
 
 import android.content.ComponentName;
 import android.content.Context;
@@ -47,7 +47,7 @@
             | ShortcutQuery.FLAG_MATCH_MANIFEST;
     public static final int PINNED = ShortcutQuery.FLAG_MATCH_PINNED;
 
-    private final ShortcutQuery mQuery = GO_DISABLE_WIDGETS ? null : new ShortcutQuery();
+    private final ShortcutQuery mQuery = !WIDGETS_ENABLED ? null : new ShortcutQuery();
 
     private final Context mContext;
     private final UserHandle mUserHandle;
@@ -74,7 +74,7 @@
      * @return A list of ShortcutInfo's associated with the given package.
      */
     public ShortcutRequest forPackage(String packageName, @Nullable List<String> shortcutIds) {
-        if (!GO_DISABLE_WIDGETS && packageName != null) {
+        if (WIDGETS_ENABLED && packageName != null) {
             mQuery.setPackage(packageName);
             mQuery.setShortcutIds(shortcutIds);
         }
@@ -82,7 +82,7 @@
     }
 
     public ShortcutRequest withContainer(@Nullable ComponentName activity) {
-        if (!GO_DISABLE_WIDGETS) {
+        if (WIDGETS_ENABLED) {
             if (activity == null) {
                 mFailed = true;
             } else {
@@ -93,7 +93,7 @@
     }
 
     public QueryResult query(int flags) {
-        if (GO_DISABLE_WIDGETS || mFailed) {
+        if (!WIDGETS_ENABLED || mFailed) {
             return QueryResult.DEFAULT;
         }
         mQuery.setQueryFlags(flags);
@@ -109,7 +109,7 @@
 
     public static class QueryResult extends ArrayList<ShortcutInfo> {
 
-        static final QueryResult DEFAULT = new QueryResult(GO_DISABLE_WIDGETS);
+        static final QueryResult DEFAULT = new QueryResult(!WIDGETS_ENABLED);
 
         private final boolean mWasSuccess;
 
diff --git a/src/com/android/launcher3/util/GridOccupancy.java b/src/com/android/launcher3/util/GridOccupancy.java
index 43e486c..f248e58 100644
--- a/src/com/android/launcher3/util/GridOccupancy.java
+++ b/src/com/android/launcher3/util/GridOccupancy.java
@@ -7,7 +7,7 @@
 /**
  * Utility object to manage the occupancy in a grid.
  */
-public class GridOccupancy extends AbsGridOccupancy {
+public class GridOccupancy {
 
     private final int mCountX;
     private final int mCountY;
@@ -30,7 +30,24 @@
      * @return true if a vacant cell was found
      */
     public boolean findVacantCell(int[] vacantOut, int spanX, int spanY) {
-        return super.findVacantCell(vacantOut, cells, mCountX, mCountY, spanX, spanY);
+        for (int y = 0; (y + spanY) <= mCountY; y++) {
+            for (int x = 0; (x + spanX) <= mCountX; x++) {
+                boolean available = !cells[x][y];
+                out:
+                for (int i = x; i < x + spanX; i++) {
+                    for (int j = y; j < y + spanY; j++) {
+                        available = available && !cells[i][j];
+                        if (!available) break out;
+                    }
+                }
+                if (available) {
+                    vacantOut[0] = x;
+                    vacantOut[1] = y;
+                    return true;
+                }
+            }
+        }
+        return false;
     }
 
     public void copyTo(GridOccupancy dest) {
diff --git a/src/com/android/launcher3/util/ShortcutUtil.java b/src/com/android/launcher3/util/ShortcutUtil.java
index 91cf835..07b7941 100644
--- a/src/com/android/launcher3/util/ShortcutUtil.java
+++ b/src/com/android/launcher3/util/ShortcutUtil.java
@@ -15,9 +15,10 @@
  */
 package com.android.launcher3.util;
 
+import static com.android.launcher3.BuildConfig.WIDGETS_ENABLED;
+
 import com.android.launcher3.LauncherSettings;
 import com.android.launcher3.Utilities;
-import com.android.launcher3.model.WidgetsModel;
 import com.android.launcher3.model.data.ItemInfo;
 import com.android.launcher3.model.data.WorkspaceItemInfo;
 import com.android.launcher3.shortcuts.ShortcutKey;
@@ -34,7 +35,7 @@
      * Returns true when we should show depp shortcuts in shortcut menu for the item.
      */
     public static boolean supportsDeepShortcuts(ItemInfo info) {
-        return isActive(info) && isApp(info) && !WidgetsModel.GO_DISABLE_WIDGETS;
+        return isActive(info) && isApp(info) && !!WIDGETS_ENABLED;
     }
 
     /**
diff --git a/src/com/android/launcher3/views/ActivityContext.java b/src/com/android/launcher3/views/ActivityContext.java
index 31f5d65..bf43a22 100644
--- a/src/com/android/launcher3/views/ActivityContext.java
+++ b/src/com/android/launcher3/views/ActivityContext.java
@@ -17,12 +17,12 @@
 
 import static android.window.SplashScreen.SPLASH_SCREEN_STYLE_SOLID_COLOR;
 
+import static com.android.launcher3.BuildConfig.WIDGETS_ENABLED;
 import static com.android.launcher3.LauncherSettings.Animation.DEFAULT_NO_ICON;
 import static com.android.launcher3.Utilities.allowBGLaunch;
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_ALLAPPS_KEYBOARD_CLOSED;
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_APP_LAUNCH_PENDING_INTENT;
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_APP_LAUNCH_TAP;
-import static com.android.launcher3.model.WidgetsModel.GO_DISABLE_WIDGETS;
 import static com.android.launcher3.util.Executors.MAIN_EXECUTOR;
 import static com.android.launcher3.util.Executors.UI_HELPER_EXECUTOR;
 
@@ -389,7 +389,7 @@
         boolean isShortcut = (item instanceof WorkspaceItemInfo)
                 && item.itemType == LauncherSettings.Favorites.ITEM_TYPE_DEEP_SHORTCUT
                 && !((WorkspaceItemInfo) item).isPromise();
-        if (isShortcut && GO_DISABLE_WIDGETS) {
+        if (isShortcut && !WIDGETS_ENABLED) {
             return null;
         }
         ActivityOptionsWrapper options = v != null ? getActivityLaunchOptions(v, item)
diff --git a/src/com/android/launcher3/views/OptionsPopupView.java b/src/com/android/launcher3/views/OptionsPopupView.java
index 5cdad03..62eed5c 100644
--- a/src/com/android/launcher3/views/OptionsPopupView.java
+++ b/src/com/android/launcher3/views/OptionsPopupView.java
@@ -17,6 +17,7 @@
 
 import static androidx.core.content.ContextCompat.getColorStateList;
 
+import static com.android.launcher3.BuildConfig.WIDGETS_ENABLED;
 import static com.android.launcher3.LauncherState.EDIT_MODE;
 import static com.android.launcher3.config.FeatureFlags.MULTI_SELECT_EDIT_MODE;
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.IGNORE;
@@ -47,7 +48,6 @@
 import com.android.launcher3.R;
 import com.android.launcher3.Utilities;
 import com.android.launcher3.logging.StatsLogManager.EventEnum;
-import com.android.launcher3.model.WidgetsModel;
 import com.android.launcher3.model.data.WorkspaceItemInfo;
 import com.android.launcher3.popup.ArrowPopup;
 import com.android.launcher3.shortcuts.DeepShortcutView;
@@ -207,7 +207,7 @@
                 R.drawable.ic_palette,
                 IGNORE,
                 OptionsPopupView::startWallpaperPicker));
-        if (!WidgetsModel.GO_DISABLE_WIDGETS) {
+        if (WIDGETS_ENABLED) {
             options.add(new OptionItem(launcher,
                     R.string.widget_button_text,
                     R.drawable.ic_widget,
diff --git a/src/com/android/launcher3/widget/LauncherWidgetHolder.java b/src/com/android/launcher3/widget/LauncherWidgetHolder.java
index 0fb4e09..a5e22c5 100644
--- a/src/com/android/launcher3/widget/LauncherWidgetHolder.java
+++ b/src/com/android/launcher3/widget/LauncherWidgetHolder.java
@@ -17,6 +17,7 @@
 
 import static android.app.Activity.RESULT_CANCELED;
 
+import static com.android.launcher3.BuildConfig.WIDGETS_ENABLED;
 import static com.android.launcher3.Flags.enableWorkspaceInflation;
 import static com.android.launcher3.util.Executors.MAIN_EXECUTOR;
 import static com.android.launcher3.widget.LauncherAppWidgetProviderInfo.fromProviderInfo;
@@ -40,7 +41,6 @@
 import com.android.launcher3.BaseDraggingActivity;
 import com.android.launcher3.R;
 import com.android.launcher3.Utilities;
-import com.android.launcher3.model.WidgetsModel;
 import com.android.launcher3.model.data.ItemInfo;
 import com.android.launcher3.testing.TestLogging;
 import com.android.launcher3.testing.shared.TestProtocol;
@@ -100,7 +100,7 @@
      * Starts listening to the widget updates from the server side
      */
     public void startListening() {
-        if (WidgetsModel.GO_DISABLE_WIDGETS) {
+        if (!WIDGETS_ENABLED) {
             return;
         }
 
@@ -177,7 +177,7 @@
      * @return The allocated app widget id if allocation is successful, returns -1 otherwise
      */
     public int allocateAppWidgetId() {
-        if (WidgetsModel.GO_DISABLE_WIDGETS) {
+        if (!WIDGETS_ENABLED) {
             return AppWidgetManager.INVALID_APPWIDGET_ID;
         }
 
@@ -210,7 +210,7 @@
      */
     public void startConfigActivity(@NonNull BaseDraggingActivity activity, int widgetId,
             int requestCode) {
-        if (WidgetsModel.GO_DISABLE_WIDGETS) {
+        if (!WIDGETS_ENABLED) {
             sendActionCancelled(activity, requestCode);
             return;
         }
@@ -261,7 +261,7 @@
      */
     public void startBindFlow(@NonNull BaseActivity activity,
             int appWidgetId, @NonNull AppWidgetProviderInfo info, int requestCode) {
-        if (WidgetsModel.GO_DISABLE_WIDGETS) {
+        if (!WIDGETS_ENABLED) {
             sendActionCancelled(activity, requestCode);
             return;
         }
@@ -279,7 +279,7 @@
      * Stop the host from listening to the widget updates
      */
     public void stopListening() {
-        if (WidgetsModel.GO_DISABLE_WIDGETS) {
+        if (!WIDGETS_ENABLED) {
             return;
         }
         mWidgetHost.stopListening();
diff --git a/src/com/android/launcher3/widget/WidgetInflater.kt b/src/com/android/launcher3/widget/WidgetInflater.kt
index dd50b71..271c9c2 100644
--- a/src/com/android/launcher3/widget/WidgetInflater.kt
+++ b/src/com/android/launcher3/widget/WidgetInflater.kt
@@ -17,11 +17,11 @@
 package com.android.launcher3.widget
 
 import android.content.Context
+import com.android.launcher3.BuildConfig
 import com.android.launcher3.Launcher
 import com.android.launcher3.LauncherAppState
 import com.android.launcher3.backuprestore.LauncherRestoreEventLogger.RestoreError
 import com.android.launcher3.logging.FileLog
-import com.android.launcher3.model.WidgetsModel
 import com.android.launcher3.model.data.LauncherAppWidgetInfo
 import com.android.launcher3.qsb.QsbContainerView
 
@@ -55,7 +55,7 @@
             // The widget id is not valid. Try to find the widget based on the provider info.
             appWidgetInfo = widgetHelper.findProvider(item.providerName, item.user)
             if (appWidgetInfo == null) {
-                if (WidgetsModel.GO_DISABLE_WIDGETS) {
+                if (!BuildConfig.WIDGETS_ENABLED) {
                     removalReason = "widgets are disabled on go device."
                     logReason = RestoreError.WIDGETS_DISABLED
                 } else {
diff --git a/src/com/android/launcher3/widget/WidgetManagerHelper.java b/src/com/android/launcher3/widget/WidgetManagerHelper.java
index ba7e075..d293d15 100644
--- a/src/com/android/launcher3/widget/WidgetManagerHelper.java
+++ b/src/com/android/launcher3/widget/WidgetManagerHelper.java
@@ -16,6 +16,8 @@
 
 package com.android.launcher3.widget;
 
+import static com.android.launcher3.BuildConfig.WIDGETS_ENABLED;
+
 import android.annotation.TargetApi;
 import android.appwidget.AppWidgetManager;
 import android.appwidget.AppWidgetProviderInfo;
@@ -31,7 +33,6 @@
 import androidx.annotation.RequiresApi;
 
 import com.android.launcher3.logging.FileLog;
-import com.android.launcher3.model.WidgetsModel;
 import com.android.launcher3.model.data.LauncherAppWidgetInfo;
 import com.android.launcher3.pm.UserCache;
 import com.android.launcher3.util.PackageUserKey;
@@ -87,7 +88,7 @@
      */
     @TargetApi(Build.VERSION_CODES.O)
     public List<AppWidgetProviderInfo> getAllProviders(@Nullable PackageUserKey packageUser) {
-        if (WidgetsModel.GO_DISABLE_WIDGETS) {
+        if (!WIDGETS_ENABLED) {
             return Collections.emptyList();
         }
 
@@ -112,7 +113,7 @@
      */
     public boolean bindAppWidgetIdIfAllowed(int appWidgetId, AppWidgetProviderInfo info,
             Bundle options) {
-        if (WidgetsModel.GO_DISABLE_WIDGETS) {
+        if (!WIDGETS_ENABLED) {
             return false;
         }
         if (appWidgetId <= LauncherAppWidgetInfo.CUSTOM_WIDGET_ID) {
@@ -123,7 +124,7 @@
     }
 
     public LauncherAppWidgetProviderInfo findProvider(ComponentName provider, UserHandle user) {
-        if (WidgetsModel.GO_DISABLE_WIDGETS) {
+        if (!WIDGETS_ENABLED) {
             return null;
         }
         for (AppWidgetProviderInfo info :
@@ -139,8 +140,8 @@
      * Returns if a AppWidgetProvider has marked a widget restored
      */
     public boolean isAppWidgetRestored(int appWidgetId) {
-        return !WidgetsModel.GO_DISABLE_WIDGETS && mAppWidgetManager.getAppWidgetOptions(
-                appWidgetId).getBoolean(WIDGET_OPTION_RESTORE_COMPLETED);
+        return WIDGETS_ENABLED && mAppWidgetManager.getAppWidgetOptions(appWidgetId)
+                .getBoolean(WIDGET_OPTION_RESTORE_COMPLETED);
     }