Added DISALLOW_COPY_AND_ASSIGN to disable copy/assign.

net/quic/crypto/cert_compressor.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_CERT_COMPRESSOR_H_
 #define NET_QUIC_CRYPTO_CERT_COMPRESSOR_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 30 matching lines @@
                                    const CommonCertSets* common_sets);
 
   // DecompressChain decompresses the result of |CompressChain|, given in |in|,
   // into a series of certificates that are written to |out_certs|.
   // |cached_certs| contains certificates that the peer may have omitted and
   // |common_sets| contains the common certificate sets known locally.
   static bool DecompressChain(base::StringPiece in,
                               const std::vector<std::string>& cached_certs,
                               const CommonCertSets* common_sets,
                               std::vector<std::string>* out_certs);
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(CertCompressor);
 };
 
 }  // namespace net
 
 #endif  // NET_QUIC_CRYPTO_CERT_COMPRESSOR_H_