Update from https://crrev.com/302630

net/quic/test_tools/quic_connection_peer.h

 // Copyright (c) 2012 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_CONNECTION_PEER_H_
 #define NET_QUIC_TEST_TOOLS_QUIC_CONNECTION_PEER_H_
 
 #include "base/basictypes.h"
 #include "net/base/ip_endpoint.h"
 #include "net/quic/quic_connection_stats.h"
@@ skipping 103 matching lines @@
                         bool owns_writer);
   static void CloseConnection(QuicConnection* connection);
   static QuicEncryptedPacket* GetConnectionClosePacket(
       QuicConnection* connection);
 
   static void SetSupportedVersions(QuicConnection* connection,
                                    QuicVersionVector versions);
 
   static QuicPacketHeader* GetLastHeader(QuicConnection* connection);
 
+  static void SetSequenceNumberOfLastSentPacket(
+      QuicConnection* connection, QuicPacketSequenceNumber number);
+
  private:
   DISALLOW_COPY_AND_ASSIGN(QuicConnectionPeer);
 };
 
 }  // namespace test
 
 }  // namespace net
 
 #endif  // NET_QUIC_TEST_TOOLS_QUIC_CONNECTION_PEER_H_