Fix include guards for QUIC files.

net/quic/core/crypto/chacha20_poly1305_encrypter.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_CRYPTO_CHACHA20_POLY1305_ENCRYPTER_H_
-#define NET_QUIC_CRYPTO_CHACHA20_POLY1305_ENCRYPTER_H_
+#ifndef NET_QUIC_CORE_CRYPTO_CHACHA20_POLY1305_ENCRYPTER_H_
+#define NET_QUIC_CORE_CRYPTO_CHACHA20_POLY1305_ENCRYPTER_H_
 
 #include <stddef.h>
 
 #include "base/macros.h"
 #include "net/base/net_export.h"
 #include "net/quic/core/crypto/aead_base_encrypter.h"
 
 namespace net {
 
 // A ChaCha20Poly1305Encrypter is a QuicEncrypter that implements the
@@ skipping 12 matching lines @@
 
   ChaCha20Poly1305Encrypter();
   ~ChaCha20Poly1305Encrypter() override;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(ChaCha20Poly1305Encrypter);
 };
 
 }  // namespace net
 
-#endif  // NET_QUIC_CRYPTO_CHACHA20_POLY1305_ENCRYPTER_H_
+#endif  // NET_QUIC_CORE_CRYPTO_CHACHA20_POLY1305_ENCRYPTER_H_