Implement Invalidator::Acknowledge

chrome/browser/sync/profile_sync_service_unittest.cc

 // 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.
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/file_util.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop.h"
 #include "base/values.h"
@@ skipping 529 matching lines @@
   virtual void UpdateRegisteredIds(syncer::InvalidationHandler* handler,
                                    const syncer::ObjectIdSet& ids) OVERRIDE {
     service_->UpdateRegisteredInvalidationIds(handler, ids);
   }
 
   virtual void UnregisterHandler(
       syncer::InvalidationHandler* handler) OVERRIDE {
     service_->UnregisterInvalidationHandler(handler);
   }
 
+  virtual void Acknowledge(const invalidation::ObjectId& id,
+                           const syncer::AckHandle& ack_handle) OVERRIDE {
+    // Do nothing.
+  }
+
   virtual syncer::InvalidatorState GetInvalidatorState() const OVERRIDE {
     return service_->GetInvalidatorState();
   }
 
   virtual void SetUniqueId(const std::string& unique_id) OVERRIDE {
     // Do nothing.
   }
 
   virtual void UpdateCredentials(
       const std::string& email, const std::string& token) OVERRIDE {
@@ skipping 68 matching lines @@
 namespace syncer {
 namespace {
 
 // ProfileSyncService should behave just like an invalidator.
 INSTANTIATE_TYPED_TEST_CASE_P(
     ProfileSyncServiceInvalidatorTest, InvalidatorTest,
     ::browser_sync::ProfileSyncServiceInvalidatorTestDelegate);
 
 }  // namespace
 }  // namespace syncer