Symbian: Fix cherry-pick merge-conflict failure

Fix merge conflict failure of 2410bc4,
done when cherry-picking 4d5296d
(I4b5b36b1d996b98e659d993969006c61b4440c15) from 4.8 to 4.8.1-symbian
branch.

Change-Id: I4b8049b94f55171b3feafff06b431bcf6aa6f3fb
Reviewed-by: Juha Kukkonen <[email protected]>
Reviewed-by: Shane Kearns <[email protected]>
Reviewed-by: Pasi Pentikäinen <[email protected]>

Author: Pasi Pentikainen

src/network/access/qnetworkreplyimpl.cpp

@@ -102,7 +102,7 @@ void QNetworkReplyImplPrivate::_q_startOperation()
         if (session) {
             Q_Q(QNetworkReplyImpl);
 
-            QObject::connect(session, SIGNAL(error(QNetworkSession::SessionError)),
+            QObject::connect(session.data(), SIGNAL(error(QNetworkSession::SessionError)),
                              q, SLOT(_q_networkSessionFailed()));
 
             if (!session->isOpen())