anchor.diff:  
         // Clear the splash.
         Element splash = querySelector('div.splash');
  -      splash.onTransitionEnd.listen((_) => splash.parent.children.remove(splash));
  +      splash.onTransitionEnd
  +          .listen((_) => splash.parent.children.remove(splash));
         splash.classes.toggle('hide', true);
       });
   
  
positive.code:     Lines lines = new Lines(input.source);
  
      Future<AnalysisResults> request =
          dartServices.analyze(input).timeout(serviceCallTimeout);;
  
      _analysisRequest = request;
  
  
negative.code: 
    void _createUi() {
      _pages = new IronPages.from($("iron-pages"));
      // TODO: fix the pages transition
      // Transitions.slideFromRight(_pages);
  
      _messageToast = new PaperToast();
      document.body.children.add(_messageToast.element);
  
      _errorsToast = new PaperToast()..duration = 100000;
      document.body.children.add(_errorsToast.element);
  
      _messageDialog = new PaperDialog.from($("paper-dialog"));
  
      //edit section
      PaperDrawerPanel topPanel =
          new PaperDrawerPanel.from($("paper-drawer-panel"));
  
      PaperMenu menu = new PaperMenu.from($("paper-menu"));
      menu.ironActivate.listen((_) {
  