 import flex.events.ItemExistenceChangedEvent;
 import flex.geom.Transform;
 import flex.graphics.Graphic;
-import flex.graphics.IAssignableDisplayObjectElement;
-import flex.graphics.IDisplayObjectElement;
 import flex.graphics.IGraphicElement;
 import flex.graphics.IGraphicElementHost;
 import flex.graphics.MaskType;

                for (var i:int = index - 1; i >= 0; i--)
                {
                    var prevItem:* = getItemAt(i);
                    if (prevItem is DisplayObject)
                        childIndex = super.getChildIndex(DisplayObject(prevItem)) ;
                    else if (prevItem is GraphicElement)

            
    }
    
    // Returns true if the Group's display object can be shared with graphic elements
    // inside the group
    private function get canShareDisplayObject():Boolean
    {
    	return blendMode == "normal";
    }
    
    // This function assumes that the only displayObjects are either items in the content array
    // or created directly for an item in the content array. 
    private function assignDisplayObjects(startIndex:int = 0):void
    {
        var currentAssignableDO:DisplayObject = canShareDisplayObject ? this : null;
        var lastDisplayObject:DisplayObject = this;
        
        if (alwaysUseItemRenderer)
