Remove deleted QNetworkReplies from SPDY queues

We already remove QNetworkReply from most queues, but we also need
to remove it from the SPDY queue. Otherwise we might end up trying
to send an already deleted message.

Change-Id: Ib39bf8f26315b66179755a6f66dbd657576cbbe3
Reviewed-by: Peter Hartmann <phartmann@blackberry.com>

src/network/access/qhttpnetworkconnection.cpp

@@ -864,6 +864,19 @@ void QHttpNetworkConnectionPrivate::removeReply(QHttpNetworkReply *reply)
                return;
             }
         }
+#ifndef QT_NO_SSL
+        // is the reply inside the SPDY pipeline of this channel already?
+        QMultiMap<int, HttpMessagePair>::iterator it = channels[i].spdyRequestsToSend.begin();
+        QMultiMap<int, HttpMessagePair>::iterator end = channels[i].spdyRequestsToSend.end();
+        for (; it != end; ++it) {
+            if (it.value().second == reply) {
+                channels[i].spdyRequestsToSend.remove(it.key());
+
+                QMetaObject::invokeMethod(q, "_q_startNextRequest", Qt::QueuedConnection);
+                return;
+            }
+        }
+#endif
     }
     // remove from the high priority queue
     if (!highPriorityQueue.isEmpty()) {