[automerger skipped] Add mechanism for a task's windows to be trusted overlays (SF) am: 7605fb4273 am: 4df1658eda -s ours

am skip reason: Merged-In Id92ccb087bd0d8dbaeeef3ba50b67fe015e53db8 with SHA-1 a30f7c9974 is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/native/+/15975348

Change-Id: Ifa92f0a463c513896f4ffa417a65002d89847be8