rv = pps->NewProxyInfo(type, host, port, flags, result);
rv = pps->NewProxyInfo(type, host, port, flags, PR_UINT32_MAX, nsnull, result);
NS_NewProxyInfo(const nsACString &type,                const nsACString &host,                PRInt32           port,                PRUint32          flags,                nsIProxyInfo    **result){    nsresult rv;    static NS_DEFINE_CID(kPPSServiceCID, NS_PROTOCOLPROXYSERVICE_CID);    nsCOMPtr<nsIProtocolProxyService> pps = do_GetService(kPPSServiceCID, &rv);    if (NS_SUCCEEDED(rv))        rv = pps->NewProxyInfo(type, host, port, flags, result);    return rv; }