@Override
  public void setupMyLocationLayer() {
    googleMap.setMyLocationEnabled(true);
    googleMap.setLocationSource(
        new LocationSource() {

          @Override
          public void activate(OnLocationChangedListener onLocationChangedListener) {
            locationChangedListener = onLocationChangedListener;
          }

          @Override
          public void deactivate() {
            locationChangedListener = null;
          }
        });
  }