Merge "Implement resize enter animation" into udc-dev am: 460be670

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22881925



Change-Id: I4461c55ec9467c47c150aa202c13679d2b6569f9
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>