Merge "Override isRestricted for preventing unexpected resource loading" into rvc-qpr-dev am: 39c49f8daa am: 0b8ee8ecc3

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/13855846

Change-Id: I249facabda3a5c38cc9ae0ee1cb54a5fe00a5108