Merge "Stop face auth if occluding app doesn't want face auth." into tm-qpr-dev am: e43723b8

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/20508267



Change-Id: If9b41add02c3e8b791827ad37df4a8ba0bba9955
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>