Merge "[Bluetooth] Convert BluetoothController logs to log buffer so we'll...

Merge "[Bluetooth] Convert BluetoothController logs to log buffer so we'll always have them." into tm-qpr-dev am: 33c9d7b2 am: 7eb41a4a

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/19969290



Change-Id: I384f851a876f1b97ce47a95a551d4089ec54de1d
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>