  *  @productversion Flex 4
  */
 public class Group extends GroupBase implements IVisualElementContainer, 
-                                                IGraphicElementHost, 
+                                                IGraphicElementContainer, 
                                                 ISharedDisplayObject
 {
     /**

import spark.components.supportClasses.GroupBase;
import spark.core.DisplayObjectSharingMode;
import spark.core.IGraphicElement;
import spark.core.IGraphicElementHost;
import spark.core.ISharedDisplayObject;
import spark.events.ElementExistenceEvent;


            // the invalid ones.  We should only redraw, no need to redo the layout.
            super.$invalidateDisplayList();
        }
    }

    /**
