Merge "Unocclude immediately so that the surface animation is visible." into tm-dev am: aa9e92c1

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/18169504



Change-Id: I5475a36f96b98084f44c8e4714af4f6243919078
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>