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

sync/internal_api/public/test/data_type_error_handler_mock.h

-// Copyright 2014 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_INTERNAL_API_PUBLIC_TEST_DATA_TYPE_ERROR_HANDLER_MOCK_H__
-#define SYNC_INTERNAL_API_PUBLIC_TEST_DATA_TYPE_ERROR_HANDLER_MOCK_H__
-
-#include <string>
-
-#include "sync/internal_api/public/base/model_type.h"
-#include "sync/internal_api/public/data_type_error_handler.h"
-
-namespace syncer {
-
-// A mock DataTypeErrorHandler for testing. Set the expected error type with
-// ExpectError and OnSingleDataTypeUnrecoverableError will pass. If the error is
-// not called this object's destructor will DCHECK.
-class DataTypeErrorHandlerMock : public DataTypeErrorHandler {
- public:
-  DataTypeErrorHandlerMock();
-  ~DataTypeErrorHandlerMock() override;
-
-  void OnSingleDataTypeUnrecoverableError(const SyncError& error) override;
-  SyncError CreateAndUploadError(const tracked_objects::Location& location,
-                                 const std::string& message,
-                                 ModelType type) override;
-
-  // Set the |error_type| to expect.
-  void ExpectError(SyncError::ErrorType error_type);
-
- private:
-  // The error type to expect.
-  SyncError::ErrorType expected_error_type_ = SyncError::UNSET;
-};
-
-}  // namespace syncer
-
-#endif  // SYNC_INTERNAL_API_PUBLIC_TEST_DATA_TYPE_ERROR_HANDLER_MOCK_H__