Convert bitmapdata to displayObject

Can a flash.display bitmapData object be converted to flash.displayObject?
i bump with an error when i tried to convert a bitmapData to DisplayObject

=> setChildIndex(DisplayObject(bitmapData),0);

“TypeError: Error #1034: Type Coercion failed: cannot convert flash.display::BitmapData@35f4779 to flash.display.DisplayObject.”