Merge "Don't set the visibleRegion dirty bit if blur regions are changing" into sc-dev am: b9d529ba48 am: a168feab09

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/native/+/15177906

Change-Id: I4e19c9fde5c8ff10b869697b2d1bcf6d1e4bbecf