Layer: Guard against Region offset overflows am: 33da9468 am: 1893fa01

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/native/+/18887801



Change-Id: If0c1cdea2d38932dc3e83da86a8bf70185909a55
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>