OpenSSL/NSS implementation of ProofVerfifier.

net/quic/crypto/crypto_handshake.cc

 // 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.
 
 #include "net/quic/crypto/crypto_handshake.h"
 
 #include <ctype.h>
 
 #include "base/memory/scoped_ptr.h"
 #include "base/stl_util.h"
@@ skipping 818 matching lines @@
   hkdf_input.append(out_params->hkdf_input_suffix);
 
   CryptoUtils::DeriveKeys(
       out_params->forward_secure_premaster_secret, out_params->aead,
       out_params->client_nonce, out_params->server_nonce, hkdf_input,
       CryptoUtils::CLIENT, &out_params->forward_secure_crypters);
 
   return QUIC_NO_ERROR;
 }
 
-const ProofVerifier* QuicCryptoClientConfig::proof_verifier() const {
+ProofVerifier* QuicCryptoClientConfig::proof_verifier() const {
   return proof_verifier_.get();
 }
 
 void QuicCryptoClientConfig::SetProofVerifier(ProofVerifier* verifier) {
   proof_verifier_.reset(verifier);
 }
 
 ChannelIDSigner* QuicCryptoClientConfig::channel_id_signer() const {
   return channel_id_signer_.get();
 }
 
 void QuicCryptoClientConfig::SetChannelIDSigner(ChannelIDSigner* signer) {
   channel_id_signer_.reset(signer);
 }
 
 }  // namespace net