context: function renameProperty (obj, oldname, newname){    if (oldname == newname)        return;        obj[newname] = obj[oldname];    delete obj[oldname];    }
meta: 1567	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/1567/c6101b49aef97cf47069c333c0e54bcdd4a66616/utils.js/clean/js/lib/utils.js