Merge "Restore strong reference to animation runner" into udc-dev am: 1f3c56af

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/23793397



Change-Id: I5faa06a4742cbe4edc6bc3c4819807ac7e99af80
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>