am 8dc4c790: am fe8620ac: Merge "Update AudioService to reflect phone state changes with AudioFocus. Phone calls and rings are treated as a new client, with a dedicated client ID that identifies it in the audio focus stack. When it is present in the stack, others clie

Merge commit '8dc4c790e2c278f8f671c728401ee9458d2d74ab' into kraken

* commit '8dc4c790e2c278f8f671c728401ee9458d2d74ab':
  Update AudioService to reflect phone state changes with AudioFocus.