- Add Handlers to each callback-accepting function
- Expand CameraDevice ErrorListener to CameraDeviceListener
- Add idle callback
- Split out disconnect error to its own callback
- Add CameraDevice#getId
- Rename CameraManager's listener to AvailabilityListener
- Rename CameraManager register/unregister*Listener to
add/remove*Listener
- Rename getDeviceIdList to getCameraIdList
Bug: 10549567
Bug: 10549462
Change-Id: Idd2ae8ad8eb126f35a15d765306ada7c1cf74eea