Merge "Merging unnecessary subclass of ActivityAllAppsContainerView" into tm-qpr-dev am: dbc5e56e07

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/21087423

Change-Id: I5dc1727e262b19b99770c000f0f927680b41f051
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>