Merge "Fix null-pointer exception in all set activity first reveal animation"...

Merge "Fix null-pointer exception in all set activity first reveal animation" into tm-qpr-dev am: 193f8992

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/20486066



Change-Id: I6200232bd2f266a365e8559ca060f0594052d797
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>