private void remove_incomplete_expansion_room(ExpandRoomFreespaceIncomplete p_room){
  if (p_room == null)   return;
  remove_all_doors(p_room);
  incomplete_expansion_rooms.remove(p_room);
}

private void remove_incomplete_expansion_room ( ExpandRoomFreespaceIncomplete p_room ) { if ( p_room == null ) return ; remove_all_doors ( p_room ) ; incomplete_expansion_rooms . remove ( p_room ) ; }
removes an incomplete room from the database .
