NS_IMETHODIMP nsViewSourceChannel::GetReferrer(nsIURI * *aReferrer) { return !mHttpChannel ? NS_ERROR_NULL_POINTER : mHttpChannel->GetReferrer(aReferrer); }
NS_IMETHODIMP WebBrowserPersistLocalDocument::GetReferrer(nsAString& aReferrer) { mDocument->GetReferrer(aReferrer); return NS_OK; }