Merge "Added SystemApi annotation to REASON_BLUETOOTH_BROADCAST" am: 77b596f2bf am: e1e07765ba am: 6198337c7a am: 1f6d26d5cb

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1946687

Change-Id: Iba33aecaa4ee7e4fd207db7b64e23214cc131cfb