Merge "Implement resize enter animation" into udc-dev am: 460be670 am: 6b4726b9 am: dc57e400

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



Change-Id: Ia824ab485b3a299bf3c64c585507e2cf5fc16321
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>