[Sync] Move //sync to //components/sync.

sync/test/engine/fake_model_worker.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_TEST_ENGINE_FAKE_MODEL_WORKER_H_
-#define SYNC_TEST_ENGINE_FAKE_MODEL_WORKER_H_
-
-#include <vector>
-
-#include "base/compiler_specific.h"
-#include "base/macros.h"
-#include "base/threading/non_thread_safe.h"
-#include "sync/internal_api/public/engine/model_safe_worker.h"
-#include "sync/internal_api/public/util/syncer_error.h"
-
-namespace syncer {
-
-// Fake implementation of ModelSafeWorker that does work on the
-// current thread regardless of the group.
-class FakeModelWorker : public ModelSafeWorker, public base::NonThreadSafe {
- public:
-  explicit FakeModelWorker(ModelSafeGroup group);
-
-  // ModelSafeWorker implementation.
-  void RegisterForLoopDestruction() override;
-  ModelSafeGroup GetModelSafeGroup() override;
-
- protected:
-  SyncerError DoWorkAndWaitUntilDoneImpl(const WorkCallback& work) override;
-
- private:
-  ~FakeModelWorker() override;
-
-  const ModelSafeGroup group_;
-
-  DISALLOW_COPY_AND_ASSIGN(FakeModelWorker);
-};
-
-}  // namespace syncer
-
-#endif  // SYNC_TEST_ENGINE_FAKE_MODEL_WORKER_H_
-