Merge "Add mechanism for a task's windows to be trusted overlays (SF)" into sc-dev am: 5eaa7c3136 am: 4dea052f15

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/native/+/15150900

Change-Id: Ica82777c14f316235bceebed12e1daac9e276bf5