base::Bind: Convert HostResolver::Resolve.

chrome/browser/net/network_stats.h

 // Copyright (c) 2011 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 CHROME_BROWSER_NET_NETWORK_STATS_H_
 #define CHROME_BROWSER_NET_NETWORK_STATS_H_
 #pragma once
 
 #include <string>
 
@@ skipping 158 matching lines @@
   // The encoded message read from the server.
   std::string encoded_message_;
 
   // |stream_| is used to generate data to be sent to the server and it is also
   // used to verify the data received from the server.
   net::TestDataStream stream_;
 
   // HostResolver fills out the |addresses_| after host resolution is completed.
   net::AddressList addresses_;
 
-  // Callback to call when host resolution is completed.
-  net::OldCompletionCallbackImpl<NetworkStats> resolve_callback_;
-
   // Callback to call when data is read from the server.
   net::OldCompletionCallbackImpl<NetworkStats> read_callback_;
 
   // Callback to call when data is sent to the server.
   net::OldCompletionCallbackImpl<NetworkStats> write_callback_;
 
   // Callback to call when echo protocol is successefully finished or whenever
   // there is an error (this allows unittests to wait until echo protocol's
   // round trip is finished).
   net::OldCompletionCallback* finished_callback_;
@@ skipping 66 matching lines @@
 // This collects the network connectivity stats for UDP and TCP for small
 // percentage of users who are participating in the experiment. All users must
 // have enabled "UMA upload". This method gets called only if UMA upload to the
 // server has succeeded.
 void CollectNetworkStats(const std::string& network_stats_server_url,
                          IOThread* io_thread);
 
 }  // namespace chrome_browser_net
 
 #endif  // CHROME_BROWSER_NET_NETWORK_STATS_H_