[automerge] Prevent lingering divider animators in AbsSwipeUpHandler 2p: 7faaffa56a

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/16693066

Bug: 213403679
Change-Id: I628b14fb01461a103dd0cdd7168835197a28f1c5
Merged-In: I078a7d0f22c2ef2ba847796ec79e740c789ce1ae

quickstep/src/com/android/quickstep/views/RecentsView.java

@@ -4241,9 +4241,12 @@ public abstract class RecentsView<ACTIVITY_TYPE extends StatefulActivity<STATE_T
             if (isSuccess) {
                 if (tv.getTaskIds()[1] != -1) {
                     // TODO(b/194414938): make this part of the animations instead.
-                    TaskViewUtils.setSplitAuxiliarySurfacesShown(mRemoteTargetHandles[0]
-                            .getTransformParams().getTargetSet().nonApps,
-                            true /*shown*/, false /*animate*/);
+                    TaskViewUtils.createSplitAuxiliarySurfacesAnimator(
+                            mRemoteTargetHandles[0].getTransformParams().getTargetSet().nonApps,
+                            true /*shown*/, (dividerAnimator) -> {
+                                dividerAnimator.start();
+                                dividerAnimator.end();
+                            });
                 }
                 if (ENABLE_QUICKSTEP_LIVE_TILE.get() && tv.isRunningTask()) {
                     finishRecentsAnimation(false /* toRecents */, null);