return NS_OK;
nsresult rv;  nsCOMPtr<nsIStreamListener> finalStreamListener = do_QueryReferent(mWeakPtrPluginStreamListenerPeer); if (!finalStreamListener) return NS_ERROR_FAILURE;  nsCOMPtr<nsIStreamConverterService> serv = do_GetService(kStreamConverterServiceCID, &rv); if (NS_SUCCEEDED(rv)) { rv = serv->AsyncConvertData(NS_LITERAL_STRING(MULTIPART_BYTERANGES).get(), NS_LITERAL_STRING("*/*").get(), finalStreamListener, nsnull, getter_AddRefs(mStreamConverter)); if (NS_SUCCEEDED(rv)) { rv = mStreamConverter->OnStartRequest(request, ctxt); if (NS_SUCCEEDED(rv)) return rv; } } mStreamConverter = 0;  nsCOMPtr<nsIHttpChannel> httpChannel(do_QueryInterface(request)); if (!httpChannel) { return NS_ERROR_FAILURE; }  PRUint32 responseCode = 0; rv = httpChannel->GetResponseStatus(&responseCode); if (NS_FAILED(rv) || responseCode != 200) { return NS_ERROR_FAILURE; }    mStreamConverter = finalStreamListener; mRemoveMagicNumber = PR_TRUE;   nsPluginStreamListenerPeer *pslp = NS_REINTERPRET_CAST(nsPluginStreamListenerPeer*, *(NS_REINTERPRET_CAST(void**, &finalStreamListener))); rv = pslp->ServeStreamAsFile(request, ctxt); return rv;
nsPluginCacheListener::OnStartRequest(nsIRequest *request, nsISupports* ctxt){  return NS_OK;}