Check whether to enable token binding in preconnect.cc

net/http/http_network_session.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/http/http_network_session.h"
 
 #include <utility>
 
 #include "base/atomic_sequence_num.h"
 #include "base/compiler_specific.h"
@@ skipping 367 matching lines @@
 }
 
 void HttpNetworkSession::GetNpnProtos(NextProtoVector* npn_protos) const {
   if (HttpStreamFactory::spdy_enabled() && params_.enable_npn) {
     *npn_protos = next_protos_;
   } else {
     npn_protos->clear();
   }
 }
 
+void HttpNetworkSession::GetSSLConfig(const HttpRequestInfo& request,
+                                      SSLConfig* config) const {
+  ssl_config_service_->GetSSLConfig(config);
+  GetAlpnProtos(&config->alpn_protos);
+  GetNpnProtos(&config->npn_protos);
+  if (request.privacy_mode == PRIVACY_MODE_ENABLED) {
+    config->channel_id_enabled = false;
+  } else if (params_.enable_token_binding && params_.channel_id_service) {
+    config->token_binding_params.push_back(TB_PARAM_ECDSAP256);
+  }
+}
+
 ClientSocketPoolManager* HttpNetworkSession::GetSocketPoolManager(
     SocketPoolType pool_type) {
   switch (pool_type) {
     case NORMAL_SOCKET_POOL:
       return normal_socket_pool_manager_.get();
     case WEBSOCKET_SOCKET_POOL:
       return websocket_socket_pool_manager_.get();
     default:
       NOTREACHED();
       break;
   }
   return NULL;
 }
 
 }  // namespace net