Fix events so that VisualStabilityCoordinator blocks shade recalculation during activity launch animation am: 8b636131 am: c85d40aa

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/18323638



Change-Id: I93ebde74df13aa3ba992e08d44f3bad58cc9eb0f
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>