Merge "By default, only eng builds allow latency-test broadcasts" into tm-dev...

Merge "By default, only eng builds allow latency-test broadcasts" into tm-dev am: 447af5de am: 1cc9c420

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/17574383



Change-Id: I1005d46a2a5d305853c35930f628c52bbc01483d
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>