Merge "Add the limitaion for broadcast name" into udc-dev am: cd16c280

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23532377



Change-Id: I1553bb0b9050c5dc81cdd3a3017166c69d28739b
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>