Merge "Updating receiver flag requirements and enforcement." into tm-dev am:...

Merge "Updating receiver flag requirements and enforcement." into tm-dev am: 2a9b86c1 am: 17f2a6d3

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/17511929



Change-Id: I42f15ebbd32e19308e46335ca5a0d3c2d236b6e9
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>