Fix WeakPtrFactory member ordering in chrome/browser

chrome/browser/net/dns_probe_runner.cc

 // Copyright 2013 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 "chrome/browser/net/dns_probe_runner.h"
 
 #include "base/bind.h"
 #include "content/public/browser/browser_thread.h"
 #include "net/base/address_list.h"
 #include "net/base/ip_endpoint.h"
@@ skipping 61 matching lines @@
   if (result != DnsResponse::DNS_PARSE_OK)
     return DnsProbeRunner::FAILING;
   else if (addr_list.empty())
     return DnsProbeRunner::INCORRECT;
   else
     return DnsProbeRunner::CORRECT;
 }
 
 }  // namespace
 
-DnsProbeRunner::DnsProbeRunner() : weak_factory_(this), result_(UNKNOWN) {}
+DnsProbeRunner::DnsProbeRunner() : result_(UNKNOWN), weak_factory_(this) {}
 
 DnsProbeRunner::~DnsProbeRunner() {}
 
 void DnsProbeRunner::SetClient(scoped_ptr<net::DnsClient> client) {
   client_ = client.Pass();
 }
 
 void DnsProbeRunner::RunProbe(const base::Closure& callback) {
   DCHECK(!callback.is_null());
   DCHECK(client_.get());
@@ skipping 50 matching lines @@
   DCHECK(!callback_.is_null());
   DCHECK(!transaction_.get());
 
   // Clear callback in case it starts a new probe immediately.
   const base::Closure callback = callback_;
   callback_.Reset();
   callback.Run();
 }
 
 }  // namespace chrome_browser_net