anchor.diff:        _saveGame();
         
         if (submitHighScore != null) {
  -        _gamePanelLogger.fine("submitScore(ScoreType.HIGH_SCORE, ${board.score}");
  +        _gamePanelLogger.fine("submitScore(ScoreType.HIGH_SCORE, ${board.score})");
           submitHighScore(ScoreType.HIGH_SCORE, board.score);
         }
         
  
positive.code:   BodyElement _bodyElement;
    final Logger _gamePanelLogger = new Logger("GamePanel");
  
    @override
    inserted() {
      _pauseButton = query('#pause');
  
negative.code:     // Don't lock the pointer on a click.
      _gameLoop.pointerLock.lockOnClick = false;
      _bodyElement.classes.add('no-scroll');
      
      // Prevent touch events to escape the canvas element so scrolling does not happen. 
      _onTouchStartSubscription = _canvasElement.onTouchStart.listen(_preventBubble);
      _onTouchEndSubscription = _canvasElement.onTouchEnd.listen(_preventBubble);
      
      _gameLoop.onUpdate = gameUpdate;
      _gameLoop.onRender = gameRender;
      _gameLoop.onTouchStart = gameTouchStart;
  