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

Merge "Add the limitaion for broadcast name" into udc-dev am: cd16c280 am: d7a6d295 am: 4a9eede8

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



Change-Id: I9c6442c6e4b796404e5b02ae8df5e2d794858ee8
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>