Chrome sync: Put WeakPtrFactory members at the end

sync/notifier/non_blocking_invalidator.h

 // Copyright 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.
 //
 // An implementation of SyncNotifier that wraps InvalidationNotifier
 // on its own thread.
 
 #ifndef SYNC_NOTIFIER_NON_BLOCKING_INVALIDATOR_H_
 #define SYNC_NOTIFIER_NON_BLOCKING_INVALIDATOR_H_
 
@@ skipping 48 matching lines @@
       const std::string& email, const std::string& token) OVERRIDE;
 
   // InvalidationHandler implementation.
   virtual void OnInvalidatorStateChange(InvalidatorState state) OVERRIDE;
   virtual void OnIncomingInvalidation(
       const ObjectIdInvalidationMap& invalidation_map) OVERRIDE;
 
  private:
   class Core;
 
-  base::WeakPtrFactory<NonBlockingInvalidator> weak_ptr_factory_;
-
   InvalidatorRegistrar registrar_;
 
   // The real guts of NonBlockingInvalidator, which allows this class to live
   // completely on the parent thread.
   scoped_refptr<Core> core_;
   scoped_refptr<base::SingleThreadTaskRunner> parent_task_runner_;
   scoped_refptr<base::SingleThreadTaskRunner> network_task_runner_;
 
+  base::WeakPtrFactory<NonBlockingInvalidator> weak_ptr_factory_;
+
   DISALLOW_COPY_AND_ASSIGN(NonBlockingInvalidator);
 };
 
 }  // namespace syncer
 
 #endif  // SYNC_NOTIFIER_NON_BLOCKING_INVALIDATOR_H_