Make use of InvalidationService

chrome/browser/sync/glue/dummy_invalidator.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/sync/glue/dummy_invalidator.h"
-
-DummyInvalidator::DummyInvalidator() {}
-DummyInvalidator::~DummyInvalidator() {}
-
-void DummyInvalidator::RegisterHandler(syncer::InvalidationHandler* handler) {}
-
-void DummyInvalidator::UpdateRegisteredIds(
-    syncer::InvalidationHandler* handler,
-    const syncer::ObjectIdSet& ids) {}
-
-void DummyInvalidator::UnregisterHandler(
-    syncer::InvalidationHandler* handler) {}
-
-void DummyInvalidator::Acknowledge(const invalidation::ObjectId& id,
-                                   const syncer::AckHandle& ack_handle) {}
-
-syncer::InvalidatorState DummyInvalidator::GetInvalidatorState() const {
-  return syncer::TRANSIENT_INVALIDATION_ERROR;
-}
-
-void DummyInvalidator::UpdateCredentials(
-    const std::string& email, const std::string& token) {}
-
-void DummyInvalidator::SendInvalidation(
-    const syncer::ObjectIdInvalidationMap& invalidation_map) {}