Fix include guards for QUIC files.

net/tools/quic/quic_spdy_server_stream_base.h

 // Copyright (c) 2016 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_CORE_QUIC_SPDY_SERVER_STREAM_BASE_H_
-#define NET_QUIC_CORE_QUIC_SPDY_SERVER_STREAM_BASE_H_
+#ifndef NET_TOOLS_QUIC_QUIC_SPDY_SERVER_STREAM_BASE_H_
+#define NET_TOOLS_QUIC_QUIC_SPDY_SERVER_STREAM_BASE_H_
 
 #include "net/quic/core/quic_spdy_stream.h"
 
 namespace net {
 
 class QuicSpdyServerStreamBase : public QuicSpdyStream {
  public:
   QuicSpdyServerStreamBase(QuicStreamId id, QuicSpdySession* session);
 
   // Override the base class to send QUIC_STREAM_NO_ERROR to the peer
   // when the stream has not received all the data.
   void CloseWriteSide() override;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(QuicSpdyServerStreamBase);
 };
 
 }  // namespace net
 
-#endif  // NET_QUIC_CORE_QUIC_SPDY_SERVER_STREAM_BASE_H_
+#endif  // NET_TOOLS_QUIC_QUIC_SPDY_SERVER_STREAM_BASE_H_