Make the proxy server HostPortPair available in document_state so that

content/public/renderer/document_state.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 CONTENT_PUBLIC_RENDERER_DOCUMENT_STATE_H_
 #define CONTENT_PUBLIC_RENDERER_DOCUMENT_STATE_H_
 
 #include <string>
 
 #include "base/logging.h"
@@ skipping 143 matching lines @@
   void set_connection_info(
       net::HttpResponseInfo::ConnectionInfo connection_info) {
     connection_info_ = connection_info;
   }
 
   bool was_fetched_via_proxy() const { return was_fetched_via_proxy_; }
   void set_was_fetched_via_proxy(bool value) {
     was_fetched_via_proxy_ = value;
   }
 
+  net::HostPortPair proxy_server() const { return proxy_server_; }
+  void set_proxy_server(net::HostPortPair proxy_server) {
+    proxy_server_ = proxy_server;
+  }
+
   void set_was_prefetcher(bool value) { was_prefetcher_ = value; }
   bool was_prefetcher() const { return was_prefetcher_; }
 
   void set_was_referred_by_prefetcher(bool value) {
     was_referred_by_prefetcher_ = value;
   }
   bool was_referred_by_prefetcher() const {
     return was_referred_by_prefetcher_;
   }
 
@@ skipping 23 matching lines @@
   base::Time first_paint_time_;
   base::Time first_paint_after_load_time_;
   bool load_histograms_recorded_;
   bool web_timing_histograms_recorded_;
   bool was_fetched_via_spdy_;
   bool was_npn_negotiated_;
   std::string npn_negotiated_protocol_;
   bool was_alternate_protocol_available_;
   net::HttpResponseInfo::ConnectionInfo connection_info_;
   bool was_fetched_via_proxy_;
+  net::HostPortPair proxy_server_;
 
   // A prefetcher is a page that contains link rel=prefetch elements.
   bool was_prefetcher_;
   bool was_referred_by_prefetcher_;
   bool was_after_preconnect_request_;
 
   LoadType load_type_;
 
   scoped_ptr<NavigationState> navigation_state_;
 
   bool can_load_local_resources_;
 };
 
 #endif  // CONTENT_PUBLIC_RENDERER_DOCUMENT_STATE_H_
 
 }  // namespace content