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: Ibc13e029b1d318f501e1cc787f2ee7724b686538
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>