Audio record notification: report audio device information

Support querying the AudioDeviceInfo in AudioRecordConfiguration.
When AudioService (through RecordingActivityMonitor) receives
  a recording event on an existing session, report it as an
  update if the recording configuration has changed.

Bug 22876530

Change-Id: I1b72c08aa0589077fe8ad254087965e6384ce50a
6 files changed