public void releaseChannel(TunerChannelSource tunerChannelSource){
  if (tunerChannelSource != null) {
    mTunedChannels.remove(tunerChannelSource.getTunerChannel());
  }
}

public void releaseChannel ( TunerChannelSource tunerChannelSource ) { if ( tunerChannelSource != null ) { mTunedChannels . remove ( tunerChannelSource . getTunerChannel ( ) ) ; } }
releases the currently sourced tuner channel from this tuner and shuts down the tuner if no other sources exist .
