Added DISALLOW_COPY_AND_ASSIGN to disable copy/assign.

net/quic/crypto/aes_128_gcm_12_decrypter.h

 // Copyright (c) 2013 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_AES_128_GCM_12_DECRYPTER_H_
 #define NET_QUIC_CRYPTO_AES_128_GCM_12_DECRYPTER_H_
 
 #include "net/quic/crypto/aead_base_decrypter.h"
 
 namespace net {
@@ skipping 15 matching lines @@
   virtual ~Aes128Gcm12Decrypter();
 
 #if !defined(USE_OPENSSL)
  protected:
   // AeadBaseDecrypter methods:
   virtual void FillAeadParams(base::StringPiece nonce,
                               base::StringPiece associated_data,
                               size_t auth_tag_size,
                               AeadParams* aead_params) const OVERRIDE;
 #endif
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(Aes128Gcm12Decrypter);
 };
 
 }  // namespace net
 
 #endif  // NET_QUIC_CRYPTO_AES_128_GCM_12_DECRYPTER_H_