Merge "MediaBrowserServiceCompat: Add more explanation on getBrowserRootHints()" into nyc-dev am: 7eb4234059 am: 193e8a46bb
am: d9d5b54635

* commit 'd9d5b54635145e5b4d8efb0d71d61a2f17c21127':
  MediaBrowserServiceCompat: Add more explanation on getBrowserRootHints()

Change-Id: I40d826cfc02699b531f10538815d08735a73c7f3