[Sync] Move ChangeRecord into its own file (change_record.{h,cc})

chrome/browser/sync/glue/theme_change_processor.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.
 
 #ifndef CHROME_BROWSER_SYNC_GLUE_THEME_CHANGE_PROCESSOR_H_
 #define CHROME_BROWSER_SYNC_GLUE_THEME_CHANGE_PROCESSOR_H_
 #pragma once
 
 #include "base/basictypes.h"
+#include "base/compiler_specific.h"
 #include "chrome/browser/sync/glue/change_processor.h"
-#include "chrome/browser/sync/internal_api/sync_manager.h"
 #include "content/common/content_notification_types.h"
 #include "content/common/notification_observer.h"
 #include "content/common/notification_registrar.h"
 
 class NotificationDetails;
 class NotificationSource;
 class Profile;
 
 namespace browser_sync {
 
 class UnrecoverableErrorHandler;
 
 // This class is responsible for taking changes from the
 // ThemeService and applying them to the sync_api 'syncable'
 // model, and vice versa. All operations and use of this class are
 // from the UI thread.
 class ThemeChangeProcessor : public ChangeProcessor,
                              public NotificationObserver {
  public:
   explicit ThemeChangeProcessor(UnrecoverableErrorHandler* error_handler);
   virtual ~ThemeChangeProcessor();
 
   // NotificationObserver implementation.
   // ThemeService -> sync_api model change application.
   virtual void Observe(int type,
                        const NotificationSource& source,
-                       const NotificationDetails& details);
+                       const NotificationDetails& details) OVERRIDE;
 
   // ChangeProcessor implementation.
   // sync_api model -> ThemeService change application.
   virtual void ApplyChangesFromSyncModel(
       const sync_api::BaseTransaction* trans,
-      const sync_api::SyncManager::ChangeRecord* changes,
-      int change_count);
+      const sync_api::ImmutableChangeRecordList& changes) OVERRIDE;
 
  protected:
   // ChangeProcessor implementation.
-  virtual void StartImpl(Profile* profile);
-  virtual void StopImpl();
+  virtual void StartImpl(Profile* profile) OVERRIDE;
+  virtual void StopImpl() OVERRIDE;
 
  private:
   void StartObserving();
   void StopObserving();
 
   NotificationRegistrar notification_registrar_;
   // Profile associated with the ThemeService.  Non-NULL iff |running()| is
   // true.
   Profile* profile_;
 
   DISALLOW_COPY_AND_ASSIGN(ThemeChangeProcessor);
 };
 
 }  // namespace browser_sync
 
 #endif  // CHROME_BROWSER_SYNC_GLUE_THEME_CHANGE_PROCESSOR_H_