anchor.diff:      String type,
       this.detail,
       this.view,
  -  ) : super(
  +  )
  +      : super(
               bubbles,
               cancelable,
               currentTarget,
  
positive.code:     this.shiftKey,
      this.targetTouches,
      this.touches,
    ) : super(
              bubbles,
              cancelable,
              currentTarget,
  
negative.code:     dynamic target,
      num timeStamp,
      String type,
    )
        : super(
              bubbles,
              cancelable,
              currentTarget,
  