[Sync] Renaming sync/api* to sync/model*.

components/sync/api/entity_change.h

-// Copyright 2015 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 COMPONENTS_SYNC_API_ENTITY_CHANGE_H_
-#define COMPONENTS_SYNC_API_ENTITY_CHANGE_H_
-
-#include <string>
-#include <vector>
-
-#include "components/sync/api/entity_data.h"
-
-namespace syncer {
-
-class EntityChange {
- public:
-  enum ChangeType { ACTION_ADD, ACTION_UPDATE, ACTION_DELETE };
-
-  static EntityChange CreateAdd(const std::string& storage_key,
-                                EntityDataPtr data);
-  static EntityChange CreateUpdate(const std::string& storage_key,
-                                   EntityDataPtr data);
-  static EntityChange CreateDelete(const std::string& storage_key);
-
-  EntityChange(const EntityChange& other);
-  virtual ~EntityChange();
-
-  std::string storage_key() const { return storage_key_; }
-  ChangeType type() const { return type_; }
-  const EntityData& data() const { return data_.value(); }
-
- private:
-  EntityChange(const std::string& storage_key,
-               ChangeType type,
-               EntityDataPtr data);
-
-  std::string storage_key_;
-  ChangeType type_;
-  EntityDataPtr data_;
-};
-
-typedef std::vector<EntityChange> EntityChangeList;
-
-}  // namespace syncer
-
-#endif  // COMPONENTS_SYNC_API_ENTITY_CHANGE_H_