anchor.diff:      game.resourceManager.load().then((_) {
         game.add.currentContext = game.stateManager.currentState;
         create();
  -      game.world.onEnterFrame.listen((_){
  +      game.world.onEnterFrame.listen((_) {
           update();
           game.camera._update();
         });
  
positive.code:   static const String _PAUSE = "PAUSE";
  
    StreamController<String> _controller;
    
    String _name;
  
    /**
     * The next state's name.
  
negative.code:   }
  
    void _destructor() {
  
      game.add.currentContext = null;
      game.camera.removeChildren();
      game.world.removeChildren();
  