rem: if (typeof host != "string") host = new XPCSafeJSObjectWrapper(host).toString(); 
add: host = safeToString(host); 
context: function dnsResolve(host) {    if (typeof host != "string")        host = new XPCSafeJSObjectWrapper(host).toString();    try {        return dns.resolve(host, 0).getNextAddrAsString();    } catch (e) {        return null;    }}
meta: 10520	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/10520/40322c3a88a5ada6eb02bc98b8772b82c9b892ac/nsProxyAutoConfig.js/clean/netwerk/base/src/nsProxyAutoConfig.js