Bluetooth HIDL -> AIDL conversion am: 10d29e4934 am: 392b64f13e am: 6f3c0716c6

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2239899

Change-Id: Ibdd31e6dc627dd8dc8abc796d3255e8a07d278bf
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>