Merge "Fix obscured touchable region code." into rvc-dev am: c22af6e7 am:...

Merge "Fix obscured touchable region code." into rvc-dev am: c22af6e7 am: 775bbfe9 am: 07412bc5 am: 779de6ee

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/11811379

Change-Id: If9a8ce4d2a55e271eefa4816f076f65bf4a2a485