Merge "[Bluetooth] Avoid crash from emtpy devcie name." into udc-d1-dev am: 86592dd4

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23844629



Change-Id: I95d1d6a1331f440868d95c44240f374128cab618
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>