Rename MidiDeviceInfo.getPortList() to getPorts()
Rename MidiManager.getDeviceList() to getDevices()
Rename MidiReceiver.onReceive() to onSend()
Replace MidiManager.DeviceOpenCallback and BluetoothOpenCallback
with new interface MidiManager.OnDeviceOpenedListener
Add MidiSender.onConnect() and onDisconnect()
Add MidiReceiver.onFlush()
Ensure that MidiReceiver max message size is immutable
Bug: 21044677
Change-Id: I7711734a45e831e9744849a6f569e906feff9f80