Refactor syncapi.h

chrome/browser/sync/engine/change_reorder_buffer.h

 // Copyright (c) 2011 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.
 //
 // Defines ChangeReorderBuffer, which can be used to sort a list of item
 // actions to achieve the ordering constraint required by the SyncObserver
 // interface of the SyncAPI.
 
 #ifndef CHROME_BROWSER_SYNC_ENGINE_CHANGE_REORDER_BUFFER_H_
 #define CHROME_BROWSER_SYNC_ENGINE_CHANGE_REORDER_BUFFER_H_
 #pragma once
 
 #include <map>
 #include <vector>
 
 #include "base/memory/linked_ptr.h"
-#include "chrome/browser/sync/engine/syncapi.h"
+#include "chrome/browser/sync/internal_api/base_transaction.h"
+#include "chrome/browser/sync/internal_api/sync_manager.h"
 #include "chrome/browser/sync/protocol/sync.pb.h"
 
 namespace sync_api {
 
 // ChangeReorderBuffer is a utility type which accepts an unordered set
 // of changes (via its Push methods), and yields a vector of ChangeRecords
 // (via the GetAllChangesInTreeOrder method) that are in the order that
 // the SyncObserver expects them to be. A buffer is initially empty.
 //
 // The ordering produced by ChangeReorderBuffer is as follows:
@@ skipping 85 matching lines @@
 
   // Stores type-specific extra data per-ID.
   ExtraDataMap extra_data_;
 
   DISALLOW_COPY_AND_ASSIGN(ChangeReorderBuffer);
 };
 
 }  // namespace sync_api
 
 #endif  // CHROME_BROWSER_SYNC_ENGINE_CHANGE_REORDER_BUFFER_H_