diff --git a/src/com/android/launcher3/InstallShortcutReceiver.java b/src/com/android/launcher3/InstallShortcutReceiver.java
index aa975bd..c9eca9d 100644
--- a/src/com/android/launcher3/InstallShortcutReceiver.java
+++ b/src/com/android/launcher3/InstallShortcutReceiver.java
@@ -69,7 +69,6 @@
     public static final int FLAG_ACTIVITY_PAUSED = 1;
     public static final int FLAG_LOADER_RUNNING = 2;
     public static final int FLAG_DRAG_AND_DROP = 4;
-    public static final int FLAG_BULK_ADD = 4;
 
     // Determines whether to defer installing shortcuts immediately until
     // processAllPendingInstalls() is called.
@@ -110,8 +109,7 @@
 
     @WorkerThread
     private static void flushQueueInBackground(Context context) {
-        LauncherModel model = LauncherAppState.getInstance(context).getModel();
-        if (model.getCallback() == null) {
+        if (Launcher.ACTIVITY_TRACKER.getCreatedActivity() == null) {
             // Launcher not loaded
             return;
         }
@@ -146,7 +144,8 @@
         }
         prefs.edit().remove(APPS_PENDING_INSTALL).apply();
         if (!installQueue.isEmpty()) {
-            model.addAndBindAddedWorkspaceItems(installQueue);
+            LauncherAppState.getInstance(context).getModel()
+                    .addAndBindAddedWorkspaceItems(installQueue);
         }
     }
 
diff --git a/src/com/android/launcher3/testing/TestInformationHandler.java b/src/com/android/launcher3/testing/TestInformationHandler.java
index 619293b..f9b2d5f 100644
--- a/src/com/android/launcher3/testing/TestInformationHandler.java
+++ b/src/com/android/launcher3/testing/TestInformationHandler.java
@@ -29,14 +29,15 @@
 import com.android.launcher3.InvariantDeviceProfile;
 import com.android.launcher3.Launcher;
 import com.android.launcher3.LauncherAppState;
-import com.android.launcher3.LauncherModel;
 import com.android.launcher3.LauncherState;
 import com.android.launcher3.R;
 import com.android.launcher3.allapps.AllAppsStore;
 import com.android.launcher3.util.ResourceBasedOverride;
 
 import java.util.LinkedList;
+import java.util.concurrent.CountDownLatch;
 import java.util.concurrent.ExecutionException;
+import java.util.concurrent.TimeUnit;
 
 public class TestInformationHandler implements ResourceBasedOverride {
 
@@ -137,6 +138,7 @@
             }
 
             case TestProtocol.REQUEST_TOTAL_PSS_KB: {
+                runGcAndFinalizersSync();
                 Debug.MemoryInfo mem = new Debug.MemoryInfo();
                 Debug.getMemoryInfo(mem);
                 response.putInt(TestProtocol.TEST_INFO_RESPONSE_FIELD, mem.getTotalPss());
@@ -170,7 +172,32 @@
     }
 
     protected boolean isLauncherInitialized() {
-        final LauncherModel model = LauncherAppState.getInstance(mContext).getModel();
-        return model.getCallback() == null || model.isModelLoaded();
+        return Launcher.ACTIVITY_TRACKER.getCreatedActivity() == null
+                || LauncherAppState.getInstance(mContext).getModel().isModelLoaded();
+    }
+
+    private static void runGcAndFinalizersSync() {
+        Runtime.getRuntime().gc();
+        Runtime.getRuntime().runFinalization();
+
+        final CountDownLatch fence = new CountDownLatch(1);
+        new Object() {
+            @Override
+            protected void finalize() throws Throwable {
+                try {
+                    fence.countDown();
+                } finally {
+                    super.finalize();
+                }
+            }
+        };
+        try {
+            do {
+                Runtime.getRuntime().gc();
+                Runtime.getRuntime().runFinalization();
+            } while (!fence.await(100, TimeUnit.MILLISECONDS));
+        } catch (InterruptedException ex) {
+            throw new RuntimeException(ex);
+        }
     }
 }
diff --git a/tests/src/com/android/launcher3/ui/AbstractLauncherUiTest.java b/tests/src/com/android/launcher3/ui/AbstractLauncherUiTest.java
index 63657dd..5bedd62 100644
--- a/tests/src/com/android/launcher3/ui/AbstractLauncherUiTest.java
+++ b/tests/src/com/android/launcher3/ui/AbstractLauncherUiTest.java
@@ -48,7 +48,6 @@
 import com.android.launcher3.ItemInfo;
 import com.android.launcher3.Launcher;
 import com.android.launcher3.LauncherAppState;
-import com.android.launcher3.LauncherModel;
 import com.android.launcher3.LauncherSettings;
 import com.android.launcher3.LauncherState;
 import com.android.launcher3.LauncherStateManager;
@@ -183,7 +182,7 @@
     public void verifyLauncherState() {
         try {
             // Limits UI tests affecting tests running after them.
-            waitForModelLoaded();
+            mLauncher.waitForLauncherInitialized();
         } catch (Throwable t) {
             Log.e(TAG,
                     "Couldn't deinit after a test, exiting tests, see logs for failures that "
@@ -222,14 +221,7 @@
         } catch (Throwable t) {
             throw new IllegalArgumentException(t);
         }
-        waitForModelLoaded();
-    }
-
-    protected void waitForModelLoaded() {
-        waitForLauncherCondition("Launcher model didn't load", launcher -> {
-            final LauncherModel model = LauncherAppState.getInstance(mTargetContext).getModel();
-            return model.getCallback() == null || model.isModelLoaded();
-        });
+        mLauncher.waitForLauncherInitialized();
     }
 
     /**
@@ -258,7 +250,7 @@
 
         // Launch the home activity
         mDevice.pressHome();
-        waitForModelLoaded();
+        mLauncher.waitForLauncherInitialized();
     }
 
     /**
diff --git a/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java b/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java
index 4e808a0..afdabea 100644
--- a/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java
+++ b/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java
@@ -495,7 +495,7 @@
         }
     }
 
-    private void waitForLauncherInitialized() {
+    public void waitForLauncherInitialized() {
         for (int i = 0; i < 100; ++i) {
             if (getTestInfo(
                     TestProtocol.REQUEST_IS_LAUNCHER_INITIALIZED).