      *  @param index The item index to associate the renderer with
      *  @param myItemRenderer The item renderer
      */    
-    protected function registerRenderer(index:int, myItemRenderer:IVisualElement):void
+    private function registerRenderer(index:int, myItemRenderer:IVisualElement):void
     {        
         itemRendererRegistry.splice(index, 0, myItemRenderer);
     }

    [Bindable("dataProviderChanged")]
    /**
     *  DataProvider for this DataGroup.  It must be an IList.
     *
     *  @default undefined
     *
     *  @see #itemRenderer
     *  @see #itemRendererFunction

        var length:int = items.length;
        for (var i:int = 0; i < length; i++)
        {
            mx_internal::itemAdded(items[i], location + i);
        }
    }
    
