Update from https://crrev.com/306655

net/quic/test_tools/quic_flow_controller_peer.h

 // Copyright 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);
+                                  QuicStreamOffset offset);
 
   static void SetReceiveWindowOffset(QuicFlowController* flow_controller,
-                                     uint64 offset);
+                                     QuicStreamOffset offset);
 
   static void SetMaxReceiveWindow(QuicFlowController* flow_controller,
-                                  uint64 window_size);
+                                  QuicByteCount window_size);
 
-  static uint64 SendWindowOffset(QuicFlowController* flow_controller);
+  static QuicStreamOffset SendWindowOffset(QuicFlowController* flow_controller);
 
-  static uint64 SendWindowSize(QuicFlowController* flow_controller);
+  static QuicByteCount SendWindowSize(QuicFlowController* flow_controller);
 
-  static uint64 ReceiveWindowOffset(QuicFlowController* flow_controller);
+  static QuicStreamOffset ReceiveWindowOffset(
+      QuicFlowController* flow_controller);
 
-  static uint64 ReceiveWindowSize(QuicFlowController* flow_controller);
+  static QuicByteCount ReceiveWindowSize(QuicFlowController* flow_controller);
 
  private:
   DISALLOW_COPY_AND_ASSIGN(QuicFlowControllerPeer);
 };
 
 }  // namespace test
 }  // namespace net
 
 #endif  // NET_QUIC_TEST_TOOLS_QUIC_FLOW_CONTROLLER_PEER_H_