Merge "Validate pid can be trusted" into sc-dev am: 45312b8382 am: b14e524ffd am: 4ff5bad43e

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/16461958

Change-Id: I1439303fe9858209c4e1c53e4a5a3220ee0ac569