diff --git a/quickstep/src/com/android/launcher3/QuickstepTransitionManager.java b/quickstep/src/com/android/launcher3/QuickstepTransitionManager.java
index e77d2c6e01..c5d0b952c2 100644
--- a/quickstep/src/com/android/launcher3/QuickstepTransitionManager.java
+++ b/quickstep/src/com/android/launcher3/QuickstepTransitionManager.java
@@ -1057,9 +1057,9 @@ public class QuickstepTransitionManager implements OnDeviceProfileChangeListener
         boolean allowBlurringLauncher = mLauncher.getStateManager().getState() != OVERVIEW
                 && BlurUtils.supportsBlursOnWindows();
 
-        LaunchDepthController depthController = new LaunchDepthController(mLauncher);
-        ObjectAnimator backgroundRadiusAnim = ObjectAnimator.ofFloat(depthController.stateDepth,
-                        MULTI_PROPERTY_VALUE, BACKGROUND_APP.getDepth(mLauncher))
+        ObjectAnimator backgroundRadiusAnim =
+                ObjectAnimator.ofFloat(mLauncher.getDepthController().stateDepth,
+                                MULTI_PROPERTY_VALUE, BACKGROUND_APP.getDepth(mLauncher))
                 .setDuration(APP_LAUNCH_DURATION);
 
         if (allowBlurringLauncher) {
@@ -1085,9 +1085,6 @@ public class QuickstepTransitionManager implements OnDeviceProfileChangeListener
                     new SurfaceControl.Transaction().remove(dimLayer).apply()));
         }
 
-        backgroundRadiusAnim.addListener(
-                AnimatorListeners.forEndCallback(depthController::dispose));
-
         return backgroundRadiusAnim;
     }
 
diff --git a/quickstep/src/com/android/launcher3/statehandlers/DepthController.java b/quickstep/src/com/android/launcher3/statehandlers/DepthController.java
index 882682dc4a..957db6414e 100644
--- a/quickstep/src/com/android/launcher3/statehandlers/DepthController.java
+++ b/quickstep/src/com/android/launcher3/statehandlers/DepthController.java
@@ -94,18 +94,6 @@ public class DepthController extends BaseDepthController implements StateHandler
         }
     }
 
-    /**
-     * Cleans up after this controller so it can be garbage collected without leaving traces.
-     */
-    public void dispose() {
-        removeSecondaryListeners();
-
-        if (mLauncher.getRootView() != null && mOnAttachListener != null) {
-            mLauncher.getRootView().removeOnAttachStateChangeListener(mOnAttachListener);
-            mOnAttachListener = null;
-        }
-    }
-
     private void removeSecondaryListeners() {
         if (mCrossWindowBlurListener != null) {
             CrossWindowBlurListeners.getInstance().removeListener(mCrossWindowBlurListener);