Detach nav bar from app after settling into overview

Fixes: 185042209
Test: manual
Change-Id: Id302ac9f8e86c3af6b2c05a4314401505eb26b1e
diff --git a/quickstep/src/com/android/quickstep/AbsSwipeUpHandler.java b/quickstep/src/com/android/quickstep/AbsSwipeUpHandler.java
index d04bfe9..52aad98 100644
--- a/quickstep/src/com/android/quickstep/AbsSwipeUpHandler.java
+++ b/quickstep/src/com/android/quickstep/AbsSwipeUpHandler.java
@@ -1476,6 +1476,9 @@
     private void finishCurrentTransitionToRecents() {
         if (LIVE_TILE.get()) {
             mStateCallback.setStateOnUiThread(STATE_CURRENT_TASK_FINISHED);
+            if (mRecentsAnimationController != null) {
+                mRecentsAnimationController.getController().detachNavigationBarFromApp(true);
+            }
         } else if (!hasTargets() || mRecentsAnimationController == null) {
             // If there are no targets or the animation not started, then there is nothing to finish
             mStateCallback.setStateOnUiThread(STATE_CURRENT_TASK_FINISHED);