tree b3f3e177e8cd1f27909e7c9ffad292a8dffe4a3f
parent 79fa4630bbca7c6c251eea99fe8997e4b45becee
author RoboErik <epastern@google.com> 1401323802 -0700
committer RoboErik <epastern@google.com> 1401471344 -0700

Refactor transport controls APIs

This merges TransportPerformer into MediaSession + a
TransportControlsCallback and makes TransportController into an
inner class on MediaController called TransportControls. Also makes
the PlaybackState and Metadata part of the session APIs instead of
transport controls.

Change-Id: I16ad392e6d318abe3119ad5d89656d253af25e16