Pull out flow control functionality from ReliableQuicStream into a new

net/quic/test_tools/quic_flow_controller_peer.h

+// Copyright (c) 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef NET_QUIC_TEST_TOOLS_QUIC_FLOW_CONTROLLER_PEER_H_
+#define NET_QUIC_TEST_TOOLS_QUIC_FLOW_CONTROLLER_PEER_H_
+
+#include "net/quic/quic_protocol.h"
+
+namespace net {
+
+class QuicFlowController;
+
+namespace test {
+
+class QuicFlowControllerPeer {
+ public:
+  static void SetSendWindowOffset(QuicFlowController* flow_controller,
+                                  uint64 offset);
+
+  static void SetReceiveWindowOffset(QuicFlowController* flow_controller,
+                                     uint64 offset);
+
+  static void SetMaxReceiveWindow(QuicFlowController* flow_controller,
+                                  uint64 window_size);
+
+  static uint64 SendWindowOffset(QuicFlowController* flow_controller);
+
+  static uint64 SendWindowSize(QuicFlowController* flow_controller);
+
+  static uint64 ReceiveWindowOffset(QuicFlowController* flow_controller);
+
+  static uint64 ReceiveWindowSize(QuicFlowController* flow_controller);
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(QuicFlowControllerPeer);
+};
+
+}  // namespace test
+}  // namespace net
+
+#endif  // NET_QUIC_TEST_TOOLS_QUIC_FLOW_CONTROLLER_PEER_H_