context: function renameProperty (obj, oldname, newname){    if (oldname == newname)        return;        obj[newname] = obj[oldname];    delete obj[oldname];    }
meta: 1622	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/1622/0918cade427e1856c2e2bcfdefa8b4ea3e457b73/utils.js/clean/js/lib/utils.js