Merge "Accept a Window as shown if it's in any transition" into udc-dev am: a27edf5a

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/21780005



Change-Id: I4894d5b2adf86d29cbb9fd111b24d9fba0dcf210
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>