static nsresult GetHostPortKey(TransportSecurityInfo* infoObject, nsAutoCString &result) { nsresult rv; result.Truncate(); nsXPIDLCString hostName; rv = infoObject->GetHostName(getter_Copies(hostName)); NS_ENSURE_SUCCESS(rv, rv); int32_t port; rv = infoObject->GetPort(&port); NS_ENSURE_SUCCESS(rv, rv); result.Assign(hostName); result.Append(':'); result.AppendInt(port); return NS_OK; }