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// Copyright (c) 2010 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_SESSIONS_TAB_RESTORE_SERVICE_OBSERVER_H_
#define CHROME_BROWSER_SESSIONS_TAB_RESTORE_SERVICE_OBSERVER_H_
class TabRestoreService;
// Observer is notified when the set of entries managed by TabRestoreService
// changes in some way.
class TabRestoreServiceObserver {
public:
// Sent when the set of entries changes in some way.
virtual void TabRestoreServiceChanged(TabRestoreService* service) = 0;
// Sent to all remaining Observers when TabRestoreService's
// destructor is run.
virtual void TabRestoreServiceDestroyed(TabRestoreService* service) = 0;
protected:
virtual ~TabRestoreServiceObserver() {}
};
#endif // CHROME_BROWSER_SESSIONS_TAB_RESTORE_SERVICE_OBSERVER_H_
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