const nsString& aName, const nsString& aPublicId, const nsString& aSystemId,
const nsAReadableString& aName, const nsAReadableString& aPublicId, const nsAReadableString& aSystemId,
NS_NewXMLEntity(nsIContent** aInstancePtrResult,                const nsString& aName,                const nsString& aPublicId,                const nsString& aSystemId,                const nsString aNotationName){  NS_PRECONDITION(nsnull != aInstancePtrResult, "null ptr");  if (nsnull == aInstancePtrResult) {    return NS_ERROR_NULL_POINTER;  }  nsIContent* it = new nsXMLEntity(aName, aPublicId, aSystemId, aNotationName);  if (nsnull == it) {    return NS_ERROR_OUT_OF_MEMORY;  }  return it->QueryInterface(kIContentIID, (void **) aInstancePtrResult);}