Remove GetTLSUniqueChannelBinding.

net/socket/ssl_server_socket_nss.cc

 // 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.
 
 #include "net/socket/ssl_server_socket_nss.h"
 
 #include <utility>
 
 #if defined(OS_WIN)
 #include <winsock2.h>
@@ skipping 76 matching lines @@
 
   // SSLServerSocket interface.
   int Handshake(const CompletionCallback& callback) override;
 
   // SSLSocket interface.
   int ExportKeyingMaterial(const base::StringPiece& label,
                            bool has_context,
                            const base::StringPiece& context,
                            unsigned char* out,
                            unsigned int outlen) override;
-  int GetTLSUniqueChannelBinding(std::string* out) override;
 
   // Socket interface (via StreamSocket).
   int Read(IOBuffer* buf,
            int buf_len,
            const CompletionCallback& callback) override;
   int Write(IOBuffer* buf,
             int buf_len,
             const CompletionCallback& callback) override;
   int SetReceiveBufferSize(int32_t size) override;
   int SetSendBufferSize(int32_t size) override;
@@ skipping 170 matching lines @@
       nss_fd_, label.data(), label.size(), has_context,
       reinterpret_cast<const unsigned char*>(context.data()),
       context.length(), out, outlen);
   if (result != SECSuccess) {
     LogFailedNSSFunction(net_log_, "SSL_ExportKeyingMaterial", "");
     return MapNSSError(PORT_GetError());
   }
   return OK;
 }
 
-int SSLServerSocketNSS::GetTLSUniqueChannelBinding(std::string* out) {
-  if (!IsConnected())
-    return ERR_SOCKET_NOT_CONNECTED;
-  unsigned char buf[64];
-  unsigned int len;
-  SECStatus result = SSL_GetChannelBinding(nss_fd_,
-                                           SSL_CHANNEL_BINDING_TLS_UNIQUE,
-                                           buf, &len, arraysize(buf));
-  if (result != SECSuccess) {
-    LogFailedNSSFunction(net_log_, "SSL_GetChannelBinding", "");
-    return MapNSSError(PORT_GetError());
-  }
-  out->assign(reinterpret_cast<char*>(buf), len);
-  return OK;
-}
-
 int SSLServerSocketNSS::Connect(const CompletionCallback& callback) {
   NOTIMPLEMENTED();
   return ERR_NOT_IMPLEMENTED;
 }
 
 int SSLServerSocketNSS::Read(IOBuffer* buf,
                              int buf_len,
                              const CompletionCallback& callback) {
   DCHECK(user_read_callback_.is_null());
   DCHECK(user_handshake_callback_.is_null());
@@ skipping 681 matching lines @@
 
   return scoped_ptr<SSLServerSocket>(new SSLServerSocketNSS(
       std::move(socket), cert_.get(), *key_, ssl_server_config_));
 }
 
 void EnableSSLServerSockets() {
   g_nss_ssl_server_init_singleton.Get();
 }
 
 }  // namespace net