Merge "Prevent media controls with no title" into udc-dev am: 910e30bf am: 25e3479f

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23152784



Change-Id: I7a6f7a5a44c9903a27d77ff9886c95295a285314
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>