public void remove(boolean priority,Marker m){
  lock.lock();
  sendEmptyMessage(BLANK);
  if (priority) {
    mOnScreenRemoveMarkerTasks.add(m);
  }
 else {
    mRemoveMarkerTasks.add(m);
  }
  lock.unlock();
}

public void remove ( boolean priority , Marker m ) { lock . lock ( ) ; sendEmptyMessage ( BLANK ) ; if ( priority ) { mOnScreenRemoveMarkerTasks . add ( m ) ; } else { mRemoveMarkerTasks . add ( m ) ; } lock . unlock ( ) ; }
removes a markerwithposition some time in the future .
