Declaring the weak_ptr_factory in proper order in src/components

components/data_reduction_proxy/browser/data_reduction_proxy_statistics_prefs.h

 // Copyright 2014 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 COMPONENTS_DATA_REDUCTION_PROXY_BROWSER_DATA_REDUCTION_PROXY_STATISTICS_PREFS_H_
 #define COMPONENTS_DATA_REDUCTION_PROXY_BROWSER_DATA_REDUCTION_PROXY_STATISTICS_PREFS_H_
 
 #include <map>
 
 #include "base/containers/scoped_ptr_hash_map.h"
@@ skipping 69 matching lines @@
   // |to_list|.
   void TransferList(const base::ListValue& from_list,
                     base::ListValue* to_list);
 
   // Gets an int64, stored as a string, in a ListPref at the specified
   // index.
   int64 GetListPrefInt64Value(const base::ListValue& list_update, size_t index);
 
   PrefService* pref_service_;
   scoped_refptr<base::SequencedTaskRunner> task_runner_;
-  base::WeakPtrFactory<DataReductionProxyStatisticsPrefs> weak_factory_;
   const base::TimeDelta delay_;
   bool delayed_task_posted_;
   DataReductionProxyPrefMap pref_map_;
   DataReductionProxyListPrefMap list_pref_map_;
+  base::WeakPtrFactory<DataReductionProxyStatisticsPrefs> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(DataReductionProxyStatisticsPrefs);
 };
 
 }  // namespace data_reduction_proxy
 
 #endif  // COMPONENTS_DATA_REDUCTION_PROXY_BROWSER_DATA_REDUCTION_PROXY_STATISTICS_PREFS_H_