Remove redundant 3-SHAKE mitigation.

net/socket/ssl_client_socket_impl.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.
 
 #ifndef NET_SOCKET_SSL_CLIENT_SOCKET_IMPL_H_
 #define NET_SOCKET_SSL_CLIENT_SOCKET_IMPL_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 136 matching lines @@
   void DoReadCallback(int result);
   void DoWriteCallback(int result);
 
   int DoHandshake();
   int DoHandshakeComplete(int result);
   int DoChannelIDLookup();
   int DoChannelIDLookupComplete(int result);
   int DoVerifyCert(int result);
   int DoVerifyCertComplete(int result);
   void DoConnectCallback(int result);
-  void UpdateServerCert();
 
   void OnHandshakeIOComplete(int result);
 
   int DoHandshakeLoop(int last_io_result);
   int DoPayloadRead();
   int DoPayloadWrite();
 
   // Called when an asynchronous event completes which may have blocked the
   // pending Connect, Read or Write calls, if any. Retries all state machines
   // and, if complete, runs the respective callbacks.
@@ skipping 97 matching lines @@
   int pending_read_error_;
 
   // If there is a pending read result, the OpenSSL result code (output of
   // SSL_get_error) associated with it.
   int pending_read_ssl_error_;
 
   // If there is a pending read result, the OpenSSLErrorInfo associated with it.
   OpenSSLErrorInfo pending_read_error_info_;
 
   // Set when Connect finishes.
-  std::unique_ptr<PeerCertificateChain> server_cert_chain_;
   scoped_refptr<X509Certificate> server_cert_;
   CertVerifyResult server_cert_verify_result_;
   bool completed_connect_;
 
   // Set when Read() or Write() successfully reads or writes data to or from the
   // network.
   bool was_ever_used_;
 
   CertVerifier* const cert_verifier_;
   std::unique_ptr<CertVerifier::Request> cert_verifier_request_;
@@ skipping 66 matching lines @@
   // True if PKP is bypassed due to a local trust anchor.
   bool pkp_bypassed_;
 
   NetLogWithSource net_log_;
   base::WeakPtrFactory<SSLClientSocketImpl> weak_factory_;
 };
 
 }  // namespace net
 
 #endif  // NET_SOCKET_SSL_CLIENT_SOCKET_IMPL_H_