Make use of InvalidationService

sync/notifier/fake_invalidator.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 SYNC_NOTIFIER_FAKE_INVALIDATOR_H_
 #define SYNC_NOTIFIER_FAKE_INVALIDATOR_H_
 
 #include <string>
 
 #include "base/compiler_specific.h"
@@ skipping 21 matching lines @@
 
   virtual void RegisterHandler(InvalidationHandler* handler) OVERRIDE;
   virtual void UpdateRegisteredIds(InvalidationHandler* handler,
                                    const ObjectIdSet& ids) OVERRIDE;
   virtual void UnregisterHandler(InvalidationHandler* handler) OVERRIDE;
   virtual void Acknowledge(const invalidation::ObjectId& id,
                            const AckHandle& ack_handle) OVERRIDE;
   virtual InvalidatorState GetInvalidatorState() const OVERRIDE;
   virtual void UpdateCredentials(
       const std::string& email, const std::string& token) OVERRIDE;
-  virtual void SendInvalidation(
-      const ObjectIdInvalidationMap& invalidation_map) OVERRIDE;
 
  private:
   InvalidatorRegistrar registrar_;
   std::string state_;
   std::string email_;
   std::string token_;
-  ObjectIdInvalidationMap last_sent_invalidation_map_;
 };
 
 }  // namespace syncer
 
 #endif  // SYNC_NOTIFIER_FAKE_INVALIDATOR_H_