anchor.diff:        });
     }
   
  +  void focus() {
  +    $['textBox'].focus();
  +  }
  +
     DebuggerInputElement.created() : super.created();
   }
   
  
positive.code:     debugger.stackElement = stackElement;
      stackElement.debugger = debugger;
      debugger.console = $['console'];
      $['commandline'].debugger = debugger;
      debugger.init();
    }
  
  }
  
  @CustomTag('debugger-stack')
  
negative.code:   RootCommand cmd;
    DebuggerPageElement page;
    DebuggerConsoleElement console;
    DebuggerInputElement input;
    DebuggerStackElement stackElement;
    ServiceMap stack;
    String exceptions = "none";  // Last known setting.
  