diff --git a/quickstep/recents_ui_overrides/src/com/android/quickstep/BaseSwipeUpHandler.java b/quickstep/recents_ui_overrides/src/com/android/quickstep/BaseSwipeUpHandler.java
index fadde37..dc27056 100644
--- a/quickstep/recents_ui_overrides/src/com/android/quickstep/BaseSwipeUpHandler.java
+++ b/quickstep/recents_ui_overrides/src/com/android/quickstep/BaseSwipeUpHandler.java
@@ -31,7 +31,6 @@
 import android.graphics.Rect;
 import android.graphics.RectF;
 import android.os.Build;
-import android.util.Log;
 import android.util.Pair;
 import android.view.MotionEvent;
 import android.view.View;
@@ -46,7 +45,6 @@
 import com.android.launcher3.Utilities;
 import com.android.launcher3.anim.AnimationSuccessListener;
 import com.android.launcher3.anim.AnimatorPlaybackController;
-import com.android.launcher3.testing.TestProtocol;
 import com.android.launcher3.touch.PagedOrientationHandler;
 import com.android.launcher3.util.VibratorWrapper;
 import com.android.launcher3.views.FloatingIconView;
@@ -133,8 +131,7 @@
         mDeviceState = deviceState;
         mGestureState = gestureState;
         mActivityInterface = gestureState.getActivityInterface();
-        mActivityInitListener =
-                mActivityInterface.createActivityInitListener(this::onActivityInit);
+        mActivityInitListener = mActivityInterface.createActivityInitListener(this::onActivityInit);
         mInputConsumer = inputConsumer;
         mAppWindowAnimationHelper = new AppWindowAnimationHelper(context);
         mPageSpacing = context.getResources().getDimensionPixelSize(R.dimen.recents_page_spacing);
@@ -395,11 +392,15 @@
 
     public void setIsLikelyToStartNewTask(boolean isLikelyToStartNewTask) { }
 
-    public void initWhenReady() {
+    /**
+     * Registers a callback to run when the activity is ready.
+     * @param intent The intent that will be used to start the activity if it doesn't exist already.
+     */
+    public void initWhenReady(Intent intent) {
         // Preload the plan
         RecentsModel.INSTANCE.get(mContext).getTasks(null);
 
-        mActivityInitListener.register();
+        mActivityInitListener.register(intent);
     }
 
     /**
diff --git a/quickstep/recents_ui_overrides/src/com/android/quickstep/FallbackSwipeHandler.java b/quickstep/recents_ui_overrides/src/com/android/quickstep/FallbackSwipeHandler.java
index 46b026e..b4492d8 100644
--- a/quickstep/recents_ui_overrides/src/com/android/quickstep/FallbackSwipeHandler.java
+++ b/quickstep/recents_ui_overrides/src/com/android/quickstep/FallbackSwipeHandler.java
@@ -188,10 +188,10 @@
     }
 
     @Override
-    public void initWhenReady() {
+    public void initWhenReady(Intent intent) {
         if (mInQuickSwitchMode) {
             // Only init if we are in quickswitch mode
-            super.initWhenReady();
+            super.initWhenReady(intent);
         }
     }
 
diff --git a/quickstep/recents_ui_overrides/src/com/android/quickstep/TouchInteractionService.java b/quickstep/recents_ui_overrides/src/com/android/quickstep/TouchInteractionService.java
index 0fb51f3..0b5221e 100644
--- a/quickstep/recents_ui_overrides/src/com/android/quickstep/TouchInteractionService.java
+++ b/quickstep/recents_ui_overrides/src/com/android/quickstep/TouchInteractionService.java
@@ -90,7 +90,6 @@
 import com.android.systemui.shared.system.InputChannelCompat.InputEventReceiver;
 import com.android.systemui.shared.system.InputConsumerController;
 import com.android.systemui.shared.system.InputMonitorCompat;
-import com.android.systemui.shared.system.RecentsAnimationListener;
 import com.android.systemui.shared.tracing.ProtoTraceable;
 
 import java.io.FileDescriptor;
@@ -739,12 +738,14 @@
 
         final BaseActivityInterface<BaseDraggingActivity> activityInterface =
                 mOverviewComponentObserver.getActivityInterface();
+        final Intent overviewIntent = new Intent(
+                mOverviewComponentObserver.getOverviewIntentIgnoreSysUiState());
         if (activityInterface.getCreatedActivity() == null) {
             // Make sure that UI states will be initialized.
             activityInterface.createActivityInitListener((wasVisible) -> {
                 AppLaunchTracker.INSTANCE.get(TouchInteractionService.this);
                 return false;
-            }).register();
+            }).register(overviewIntent);
         } else if (fromInit) {
             // The activity has been created before the initialization of overview service. It is
             // usually happens when booting or launcher is the top activity, so we should already
@@ -752,8 +753,7 @@
             return;
         }
 
-        mTaskAnimationManager.preloadRecentsAnimation(
-                mOverviewComponentObserver.getOverviewIntentIgnoreSysUiState());
+        mTaskAnimationManager.preloadRecentsAnimation(overviewIntent);
     }
 
     @Override
@@ -832,7 +832,7 @@
 
     private BaseSwipeUpHandler createLauncherSwipeHandler(GestureState gestureState,
             long touchTimeMs, boolean continuingLastGesture, boolean isLikelyToStartNewTask) {
-        return  new LauncherSwipeHandler(this, mDeviceState, mTaskAnimationManager,
+        return new LauncherSwipeHandler(this, mDeviceState, mTaskAnimationManager,
                 gestureState, touchTimeMs, continuingLastGesture, mInputConsumer);
     }
 
@@ -858,11 +858,6 @@
         }
     }
 
-    public static void startRecentsActivityAsync(Intent intent, RecentsAnimationListener listener) {
-        UI_HELPER_EXECUTOR.execute(() -> ActivityManagerWrapper.getInstance()
-                .startRecentsActivity(intent, null, listener, null, null));
-    }
-
     @Override
     public void onPluginConnected(OverscrollPlugin overscrollPlugin, Context context) {
         mOverscrollPlugin = overscrollPlugin;
diff --git a/quickstep/recents_ui_overrides/src/com/android/quickstep/inputconsumers/OtherActivityInputConsumer.java b/quickstep/recents_ui_overrides/src/com/android/quickstep/inputconsumers/OtherActivityInputConsumer.java
index fe9ef2b..1f6c506 100644
--- a/quickstep/recents_ui_overrides/src/com/android/quickstep/inputconsumers/OtherActivityInputConsumer.java
+++ b/quickstep/recents_ui_overrides/src/com/android/quickstep/inputconsumers/OtherActivityInputConsumer.java
@@ -333,7 +333,8 @@
                 mTaskAnimationManager.isRecentsAnimationRunning(), isLikelyToStartNewTask);
         mInteractionHandler.setGestureEndCallback(this::onInteractionGestureFinished);
         mMotionPauseDetector.setOnMotionPauseListener(mInteractionHandler::onMotionPauseChanged);
-        mInteractionHandler.initWhenReady();
+        Intent intent = new Intent(mInteractionHandler.getLaunchIntent());
+        mInteractionHandler.initWhenReady(intent);
 
         if (mTaskAnimationManager.isRecentsAnimationRunning()) {
             mActiveCallbacks = mTaskAnimationManager.continueRecentsAnimation(mGestureState);
@@ -341,7 +342,6 @@
             mTaskAnimationManager.notifyRecentsAnimationState(mInteractionHandler);
             notifyGestureStarted();
         } else {
-            Intent intent = mInteractionHandler.getLaunchIntent();
             intent.putExtra(INTENT_EXTRA_LOG_TRACE_ID, mGestureState.getGestureId());
             mActiveCallbacks = mTaskAnimationManager.startRecentsAnimation(mGestureState, intent,
                     mInteractionHandler);
diff --git a/quickstep/recents_ui_overrides/src/com/android/quickstep/inputconsumers/OverscrollInputConsumer.java b/quickstep/recents_ui_overrides/src/com/android/quickstep/inputconsumers/OverscrollInputConsumer.java
index 0a21413..c49b8f2 100644
--- a/quickstep/recents_ui_overrides/src/com/android/quickstep/inputconsumers/OverscrollInputConsumer.java
+++ b/quickstep/recents_ui_overrides/src/com/android/quickstep/inputconsumers/OverscrollInputConsumer.java
@@ -36,17 +36,14 @@
 import com.android.launcher3.R;
 import com.android.quickstep.GestureState;
 import com.android.quickstep.InputConsumer;
-import com.android.quickstep.views.LauncherRecentsView;
 import com.android.quickstep.views.RecentsView;
 import com.android.systemui.plugins.OverscrollPlugin;
 import com.android.systemui.shared.system.InputMonitorCompat;
 
 /**
  * Input consumer for handling events to pass to an {@code OverscrollPlugin}.
- *
- * @param <T> Draggable activity subclass used by RecentsView
  */
-public class OverscrollInputConsumer<T extends BaseDraggingActivity> extends DelegateInputConsumer {
+public class OverscrollInputConsumer extends DelegateInputConsumer {
 
     private static final String TAG = "OverscrollInputConsumer";
 
@@ -61,12 +58,12 @@
 
     private final float mSquaredSlop;
 
-    private final Context mContext;
     private final GestureState mGestureState;
     @Nullable
     private final OverscrollPlugin mPlugin;
     private final GestureDetector mGestureDetector;
 
+    @Nullable
     private RecentsView mRecentsView;
 
     public OverscrollInputConsumer(Context context, GestureState gestureState,
@@ -77,7 +74,6 @@
                 .getInteger(R.integer.assistant_gesture_corner_deg_threshold);
         mFlingThresholdPx = context.getResources()
             .getDimension(R.dimen.gestures_overscroll_fling_threshold);
-        mContext = context;
         mGestureState = gestureState;
         mPlugin = plugin;
 
@@ -85,9 +81,6 @@
 
         mSquaredSlop = slop * slop;
         mGestureDetector = new GestureDetector(context, new FlingGestureListener());
-
-        gestureState.getActivityInterface().createActivityInitListener(this::onActivityInit)
-                .register();
     }
 
     @Override
@@ -95,12 +88,6 @@
         return TYPE_OVERSCROLL | mDelegate.getType();
     }
 
-    private boolean onActivityInit(Boolean alreadyOnHome) {
-        mRecentsView = mGestureState.getActivityInterface().getCreatedActivity().getOverviewPanel();
-
-        return true;
-    }
-
     @Override
     public void onMotionEvent(MotionEvent ev) {
         switch (ev.getActionMasked()) {
@@ -191,10 +178,17 @@
     }
 
     private boolean isOverscrolled() {
+        if (mRecentsView == null) {
+            BaseDraggingActivity activity = mGestureState.getActivityInterface()
+                    .getCreatedActivity();
+            if (activity != null) {
+                mRecentsView = activity.getOverviewPanel();
+            }
+        }
+
         // Make sure there isn't an app to quick switch to on our right
         int maxIndex = 0;
-        if ((mRecentsView instanceof LauncherRecentsView)
-                && ((LauncherRecentsView) mRecentsView).hasRecentsExtraCard()) {
+        if (mRecentsView != null && mRecentsView.hasRecentsExtraCard()) {
             maxIndex = 1;
         }
 
diff --git a/quickstep/src/com/android/launcher3/LauncherInitListener.java b/quickstep/src/com/android/launcher3/LauncherInitListener.java
index fbd7a8a..7fb0d43 100644
--- a/quickstep/src/com/android/launcher3/LauncherInitListener.java
+++ b/quickstep/src/com/android/launcher3/LauncherInitListener.java
@@ -23,7 +23,6 @@
 import android.os.CancellationSignal;
 import android.os.Handler;
 
-import com.android.launcher3.util.ActivityTracker;
 import com.android.quickstep.util.ActivityInitListener;
 import com.android.quickstep.util.RemoteAnimationProvider;
 import com.android.systemui.shared.system.RemoteAnimationTargetCompat;
@@ -45,7 +44,7 @@
     }
 
     @Override
-    public boolean init(Launcher launcher, boolean alreadyOnHome) {
+    public boolean handleInit(Launcher launcher, boolean alreadyOnHome) {
         if (mRemoteAnimationProvider != null) {
             QuickstepAppTransitionManagerImpl appTransitionManager =
                     (QuickstepAppTransitionManagerImpl) launcher.getAppTransitionManager();
@@ -71,7 +70,7 @@
             }, cancellationSignal);
         }
         launcher.deferOverlayCallbacksUntilNextResumeOrStop();
-        return super.init(launcher, alreadyOnHome);
+        return super.handleInit(launcher, alreadyOnHome);
     }
 
     @Override
diff --git a/quickstep/src/com/android/quickstep/util/ActivityInitListener.java b/quickstep/src/com/android/quickstep/util/ActivityInitListener.java
index b1c72ce..2a0fe32 100644
--- a/quickstep/src/com/android/quickstep/util/ActivityInitListener.java
+++ b/quickstep/src/com/android/quickstep/util/ActivityInitListener.java
@@ -31,6 +31,8 @@
     private final BiPredicate<T, Boolean> mOnInitListener;
     private final ActivityTracker<T> mActivityTracker;
 
+    private boolean mIsRegistered = false;
+
     /**
      * @param onInitListener a callback made when the activity is initialized. The callback should
      *                       return true to continue receiving callbacks (ie. for if the activity is
@@ -43,27 +45,45 @@
     }
 
     @Override
-    public boolean init(T activity, boolean alreadyOnHome) {
+    public final boolean init(T activity, boolean alreadyOnHome) {
+        if (!mIsRegistered) {
+            return false;
+        }
+        return handleInit(activity, alreadyOnHome);
+    }
+
+    protected boolean handleInit(T activity, boolean alreadyOnHome) {
         return mOnInitListener.test(activity, alreadyOnHome);
     }
 
     /**
      * Registers the activity-created listener. If the activity is already created, then the
      * callback provided in the constructor will be called synchronously.
+     * @param intent The intent that will be used to initialize the activity, if the activity
+     *               doesn't already exist. We add the callback as an extra on this intent.
      */
-    public void register() {
-        mActivityTracker.schedule(this);
+    public void register(Intent intent) {
+        mIsRegistered = true;
+        mActivityTracker.runCallbackWhenActivityExists(this, intent);
     }
 
+    /**
+     * After calling this, we won't {@link #init} even when the activity is ready.
+     */
     public void unregister() {
-        mActivityTracker.clearReference(this);
+        mIsRegistered = false;
     }
 
+    /**
+     * Starts the given intent with the provided animation. Unlike {@link #register(Intent)}, this
+     * method will not call {@link #init} if the activity already exists, it will only call it when
+     * we get handleIntent() for the provided intent that we're starting.
+     */
     public void registerAndStartActivity(Intent intent, RemoteAnimationProvider animProvider,
             Context context, Handler handler, long duration) {
-        register();
+        mIsRegistered = true;
 
         Bundle options = animProvider.toActivityOptions(handler, duration, context).toBundle();
-        context.startActivity(addToIntent(new Intent((intent))), options);
+        context.startActivity(addToIntent(new Intent(intent)), options);
     }
 }
diff --git a/src/com/android/launcher3/allapps/DiscoveryBounce.java b/src/com/android/launcher3/allapps/DiscoveryBounce.java
index fc29a30..0648682 100644
--- a/src/com/android/launcher3/allapps/DiscoveryBounce.java
+++ b/src/com/android/launcher3/allapps/DiscoveryBounce.java
@@ -172,8 +172,7 @@
         if (withDelay) {
             new Handler().postDelayed(() -> showForOverviewIfNeeded(launcher, false), DELAY_MS);
             return;
-        } else if (Launcher.ACTIVITY_TRACKER.hasPending()
-                || AbstractFloatingView.getTopOpenView(launcher) != null) {
+        } else if (AbstractFloatingView.getTopOpenView(launcher) != null) {
             // TODO: Move these checks to the top and call this method after invalidate handler.
             return;
         }
diff --git a/src/com/android/launcher3/dragndrop/AddItemActivity.java b/src/com/android/launcher3/dragndrop/AddItemActivity.java
index 6c40b8a..0df6713 100644
--- a/src/com/android/launcher3/dragndrop/AddItemActivity.java
+++ b/src/com/android/launcher3/dragndrop/AddItemActivity.java
@@ -170,16 +170,14 @@
             }
         }, null, View.DRAG_FLAG_GLOBAL);
 
-
-        Intent homeIntent = listener.addToIntent(
-                new Intent(Intent.ACTION_MAIN)
+        Intent homeIntent = new Intent(Intent.ACTION_MAIN)
                         .addCategory(Intent.CATEGORY_HOME)
                         .setPackage(getPackageName())
-                        .setFlags(Intent.FLAG_ACTIVITY_NEW_TASK));
-
-        Launcher.ACTIVITY_TRACKER.schedule(listener);
+                        .setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+        Launcher.ACTIVITY_TRACKER.runCallbackWhenActivityExists(listener, homeIntent);
         startActivity(homeIntent,
-                ActivityOptions.makeCustomAnimation(this, 0, android.R.anim.fade_out).toBundle());
+                ActivityOptions.makeCustomAnimation(this, 0, android.R.anim.fade_out)
+                        .toBundle());
         mFinishOnPause = true;
         return false;
     }
diff --git a/src/com/android/launcher3/dragndrop/BaseItemDragListener.java b/src/com/android/launcher3/dragndrop/BaseItemDragListener.java
index e47a16f..707fd06 100644
--- a/src/com/android/launcher3/dragndrop/BaseItemDragListener.java
+++ b/src/com/android/launcher3/dragndrop/BaseItemDragListener.java
@@ -161,7 +161,6 @@
     }
 
     protected void postCleanup() {
-        Launcher.ACTIVITY_TRACKER.clearReference(this);
         if (mLauncher != null) {
             // Remove any drag params from the launcher intent since the drag operation is complete.
             Intent newIntent = new Intent(mLauncher.getIntent());
diff --git a/src/com/android/launcher3/util/ActivityTracker.java b/src/com/android/launcher3/util/ActivityTracker.java
index 499f655..59266b4 100644
--- a/src/com/android/launcher3/util/ActivityTracker.java
+++ b/src/com/android/launcher3/util/ActivityTracker.java
@@ -15,27 +15,23 @@
  */
 package com.android.launcher3.util;
 
-import static com.android.launcher3.util.Executors.MAIN_EXECUTOR;
-
 import android.content.Intent;
 import android.os.Bundle;
 import android.os.IBinder;
-import android.util.Log;
 
 import androidx.annotation.Nullable;
 
 import com.android.launcher3.BaseActivity;
-import com.android.launcher3.testing.TestProtocol;
 
 import java.lang.ref.WeakReference;
 
 /**
  * Helper class to statically track activity creation
+ * @param <T> The activity type to track
  */
-public final class ActivityTracker<T extends BaseActivity> implements Runnable {
+public final class ActivityTracker<T extends BaseActivity> {
 
     private WeakReference<T> mCurrentActivity = new WeakReference<>(null);
-    private WeakReference<SchedulerCallback<T>> mPendingCallback = new WeakReference<>(null);
 
     private static final String EXTRA_SCHEDULER_CALLBACK = "launcher.scheduler_callback";
 
@@ -51,76 +47,32 @@
     }
 
     /**
-     * Schedules the callback to be notified when the activity is created.
-     * @return true if the activity is already created, false otherwise
+     * Call {@link SchedulerCallback#init(BaseActivity, boolean)} when the activity is ready.
+     * If the activity is already created, this is called immediately, otherwise we add the
+     * callback as an extra on the intent, and will call init() when we get handleIntent().
+     * @param callback The callback to call init() on when the activity is ready.
+     * @param intent The intent that will be used to initialize the activity, if the activity
+     *               doesn't already exist. We add the callback as an extra on this intent.
      */
-    public boolean schedule(SchedulerCallback<? extends T> callback) {
-        synchronized (this) {
-            mPendingCallback = new WeakReference<>((SchedulerCallback<T>) callback);
-        }
-        if (!notifyInitIfPending()) {
-            // If the activity doesn't already exist, then post and wait for the activity to start
-            MAIN_EXECUTOR.execute(this);
-            return false;
-        }
-        return true;
-    }
-
-    @Override
-    public void run() {
-        notifyInitIfPending();
-    }
-
-    /**
-     * Notifies the pending callback if the activity is now created.
-     * @return true if the activity is now created.
-     */
-    private boolean notifyInitIfPending() {
+    public void runCallbackWhenActivityExists(SchedulerCallback<T> callback, Intent intent) {
         T activity = mCurrentActivity.get();
         if (activity != null) {
-            notifyInitIfPending(activity, activity.isStarted());
-            return true;
+            callback.init(activity, activity.isStarted());
+        } else {
+            callback.addToIntent(intent);
         }
-        return false;
-    }
-
-    public boolean notifyInitIfPending(T activity, boolean alreadyOnHome) {
-        SchedulerCallback<T> pendingCallback = mPendingCallback.get();
-        if (pendingCallback != null) {
-            if (!pendingCallback.init(activity, alreadyOnHome)) {
-                clearReference(pendingCallback);
-            }
-            return true;
-        }
-        return false;
-    }
-
-    public boolean clearReference(SchedulerCallback<? extends T> handler) {
-        synchronized (this) {
-            if (mPendingCallback.get() == handler) {
-                mPendingCallback.clear();
-                return true;
-            }
-            return false;
-        }
-    }
-
-    public boolean hasPending() {
-        return mPendingCallback.get() != null;
     }
 
     public boolean handleCreate(T activity) {
         mCurrentActivity = new WeakReference<>(activity);
-        return handleIntent(activity, activity.getIntent(), false, false);
+        return handleIntent(activity, activity.getIntent(), false);
     }
 
     public boolean handleNewIntent(T activity, Intent intent) {
-        return handleIntent(activity, intent, activity.isStarted(), true);
+        return handleIntent(activity, intent, activity.isStarted());
     }
 
-    private boolean handleIntent(
-            T activity, Intent intent, boolean alreadyOnHome, boolean explicitIntent) {
-        boolean result = false;
+    private boolean handleIntent(T activity, Intent intent, boolean alreadyOnHome) {
         if (intent != null && intent.getExtras() != null) {
             IBinder stateBinder = intent.getExtras().getBinder(EXTRA_SCHEDULER_CALLBACK);
             if (stateBinder instanceof ObjectWrapper) {
@@ -129,19 +81,26 @@
                 if (!handler.init(activity, alreadyOnHome)) {
                     intent.getExtras().remove(EXTRA_SCHEDULER_CALLBACK);
                 }
-                result = true;
+                return true;
             }
         }
-        if (!result && !explicitIntent) {
-            result = notifyInitIfPending(activity, alreadyOnHome);
-        }
-        return result;
+        return false;
     }
 
     public interface SchedulerCallback<T extends BaseActivity> {
 
+        /**
+         * Called when the activity is ready.
+         * @param alreadyOnHome Whether the activity is already started.
+         * @return Whether to continue receiving callbacks (i.e. if the activity is recreated).
+         */
         boolean init(T activity, boolean alreadyOnHome);
 
+        /**
+         * Adds this callback as an extra on the intent, so we can retrieve it in handleIntent() and
+         * call {@link #init}. The intent should be used to start the activity after calling this
+         * method in order for us to get handleIntent().
+         */
         default Intent addToIntent(Intent intent) {
             Bundle extras = new Bundle();
             extras.putBinder(EXTRA_SCHEDULER_CALLBACK, ObjectWrapper.wrap(this));