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

Merge "Prevent media controls with no title" into udc-dev am: 910e30bf am: 25e3479f am: f65005f7 am: 16c2feb4

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



Change-Id: I03140b24eb8dfc1708dbc549fe94d56363576b6e
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>