Merge "Fix crash bug when splitting with animations disabled" into tm-dev am: 602b46c399 am: cca5e510fd

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

Change-Id: Ie12e347f3d58730d4a0ae5ed9c4c92fbfcace800
Ignore-AOSP-First: this is an automerge
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>