Merge "Fix crash bug when splitting with animations disabled" into tm-dev am:...

Merge "Fix crash bug when splitting with animations disabled" into tm-dev am: 602b46c3 am: ef3ab8a5 am: 5a20c738

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/17807433



Change-Id: Id6976bd6f1b17ff12bf87d097079a89d719d6576
Ignore-AOSP-First: this is an automerge
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>