API review: android.media.tv

TvInputInfo
- Renamed getIntentForSettingsActivity to createSettingsIntent.
- Renamed getIntentForSetupActivity to createSetupIntent.
- Changed the value of EXTRA_INPUT_ID from inputId to
  android.media.tv.extra.INPUT_ID.
- Removed @hiden from CREATOR.

TvInputManager
- Renamed TvInputListener to TvInputCallback.
- Renamed registerListener to registerCallback.
- Renamed unregisterListener to unregisterCallback.
- Changed the value of ACTION_BLOCKED_RATINGS_CHANGED from
  android.media.tv.TvInputManager.ACTION_BLOCKED_RATINGS_CHANGED
  to android.media.tv.action.BLOCKED_RATINGS_CHANGED.
- Changed the value of ACTION_PARENTAL_CONTROLS_ENABLED_CHANGED from
  android.media.tv.TvInputManager.ACTION_PARENTAL_CONTROLS_ENABLED_CHANGED
  to android.media.tv.action.PARENTAL_CONTROLS_ENABLED_CHANGED.
- Changed the value of ACTION_QUERY_CONTENT_RATING_SYSTEMS from
  android.media.tv.TvInputManager.ACTION_QUERY_CONTENT_RATING_SYSTEMS
  to android.media.tv.action.QUERY_CONTENT_RATING_SYSTEMS.
- Changed the value of META_DATA_CONTENT_RATING_SYSTEMS from
  android.media.tv.TvInputManager.META_DATA_CONTENT_RATING_SYSTEMS
  to android.media.tv.metadata.CONTENT_RATING_SYSTEMS.

TvView
- Renamed TvInputListener to TvInputCallback.
- Renamed setTvInputListener to setCallback.

Bug: 17389538
Change-Id: I3dceee3db67862d77b183aef0da4fd3a8681ab1b