context: function renameProperty (obj, oldname, newname){    if (oldname == newname)        return;        obj[newname] = obj[oldname];    delete obj[oldname];    }
meta: 3298	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/3298/703717eb72f3378c625c0fefe679e646d1c5b0ff/utils.js/buggy/js/lib/utils.js