return hte->QueryInterface (nsCOMTypeInfo<nsIEnumerator>::GetIID(),
return hte->QueryInterface (NS_GET_IID(nsIEnumerator),
NS_NewHashtableEnumerator (nsHashtable *aHash,                            NS_HASH_ENUMERATOR_CONVERTER aConverter,                           void *aData, nsIEnumerator **retval){    NS_PRECONDITION (retval, "null ptr");    *retval = nsnull;        nsHashtableEnumerator *hte = new nsHashtableEnumerator (aHash, aConverter,                                                            aData);    if (!hte)        return NS_ERROR_OUT_OF_MEMORY;    return hte->QueryInterface (nsCOMTypeInfo<nsIEnumerator>::GetIID(),                                (void **)retval);}