fixed bug26770 - Messages downloaded twice after hitting stop in POP download; r=bienvenu

mailnews/local/src/nsPop3Protocol.cpp

@@ -602,6 +602,7 @@ NS_IMETHODIMP nsPop3Protocol::OnStopRequest(nsIChannel * aChannel, nsISupports *
 		if (server)
 			server->SetServerBusy(PR_FALSE); // the server is now busy
 	}
+	CommitState(PR_TRUE);
 	return rv;
 }