defn = DesignEngine.getMetaDataDictionary( ).getExtension( elementName );
defn = getMetaDataDictionary( ).getExtension( elementName );
	public static IElementDefn getElementDefn( String elementName )	{		IElementDefn defn = DesignEngine.getMetaDataDictionary( ).getElement(				elementName );		if ( defn == null )		{			defn = DesignEngine.getMetaDataDictionary( ).getExtension(					elementName );		}		return defn;	}