Merge "Allow dev tools to suppress clipboard overlay." into tm-dev am: 627b6b9c am: 7556bd6a

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/18205875



Change-Id: I4d4fa1fafeb5981d7534697dcd35d42e46678a3b
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>