nsXMLHttpRequestSH::GetHelperForLanguage(PRUint32 language, nsISupports **_retval)
nsDOMClassInfo::GetHelperForLanguage(PRUint32 language, nsISupports **_retval)
nsXMLHttpRequestSH::GetHelperForLanguage(PRUint32 language,                                         nsISupports **_retval){  *_retval = nsnull;  return NS_OK;}