Merge "(5/N)[MediaProjection] Send no frames until user reviews consent" into udc-dev am: 9736133f am: 3a982514

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22765499



Change-Id: I986bc3b587618b84547f24d9c78e219ce0dc7b0c
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>