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: cca5e510 am: fb890751

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



Change-Id: Ib3686882f4d2e43bdf7100d162506410d154b67b
Ignore-AOSP-First: this is an automerge
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>