dispose method

@override void dispose()

Implementation

@override
void dispose() {
  description.dispose();
  _locationCtrller
    ..removeStatusListener(_statusListener)
    ..removeListener(_locationListener)
    ..dispose();
  _rippleCtrller
    ..removeStatusListener(_rippleStatusListener)
    ..removeListener(_rippleListener)
    ..dispose();
  //_bearingCtrller.dispose();
}