protected override void OnRequestScrollView(CssBox box)
        {
            //RootGraphic rootgfx = (RootGraphic)box.RootGfx;
            //rootgfx.AddToElementUpdateQueue(box);
            _htmlhost.EnqueueCssUpdate(box);

            //    var renderE = this.elementUpdateQueue[i];
            //    var cssbox = renderE as HtmlBoxes.CssBox;
            //    if (cssbox != null)
            //    {
            //        var controller = HtmlBoxes.CssBox.UnsafeGetController(cssbox) as IEventListener;
            //        controller.HandleElementUpdate();
            //    }
            //    this.elementUpdateQueue.RemoveAt(i);
            //}
        }