Fix include guards for QUIC files.

net/quic/core/quic_time.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.
 //
 // QuicTime represents one point in time, stored in microsecond resolution.
 // QuicTime is monotonically increasing, even across system clock adjustments.
 // The epoch (time 0) of QuicTime is unspecified.
 //
 // This implementation wraps the classes base::TimeTicks and base::TimeDelta.
 
-#ifndef NET_QUIC_QUIC_TIME_H_
-#define NET_QUIC_QUIC_TIME_H_
+#ifndef NET_QUIC_CORE_QUIC_TIME_H_
+#define NET_QUIC_CORE_QUIC_TIME_H_
 
 #include <stdint.h>
 
 #include <cmath>
 #include <ostream>
 
 #include "base/compiler_specific.h"
 #include "base/time/time.h"
 #include "net/base/net_export.h"
 
@@ skipping 241 matching lines @@
 }
 
 // Override stream output operator for gtest.
 inline std::ostream& operator<<(std::ostream& output,
                                 const QuicTime::Delta delta) {
   output << delta.ToDebugValue();
   return output;
 }
 }  // namespace net
 
-#endif  // NET_QUIC_QUIC_TIME_H_
+#endif  // NET_QUIC_CORE_QUIC_TIME_H_