Update from https://crrev.com/311076

net/proxy/proxy_script_decider.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_PROXY_PROXY_SCRIPT_DECIDER_H_
 #define NET_PROXY_PROXY_SCRIPT_DECIDER_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 142 matching lines @@
 
   void DetermineURL(const PacSource& pac_source, GURL* effective_pac_url);
 
   // Returns the current PAC URL we are fetching/testing.
   const PacSource& current_pac_source() const;
 
   void OnWaitTimerFired();
   void DidComplete();
   void Cancel();
 
-  ProxyResolver* resolver_;
   ProxyScriptFetcher* proxy_script_fetcher_;
   DhcpProxyScriptFetcher* dhcp_proxy_script_fetcher_;
 
   net::CompletionCallback callback_;
 
   size_t current_pac_source_index_;
 
   // Filled when the PAC script fetch completes.
   base::string16 pac_script_;
 
@@ skipping 25 matching lines @@
   base::OneShotTimer<ProxyScriptDecider> quick_check_timer_;
   scoped_ptr<SingleRequestHostResolver> host_resolver_;
   base::Time quick_check_start_time_;
 
   DISALLOW_COPY_AND_ASSIGN(ProxyScriptDecider);
 };
 
 }  // namespace net
 
 #endif  // NET_PROXY_PROXY_SCRIPT_DECIDER_H_