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// Copyright (c) 2012 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 BASE_PREFS_PREF_OBSERVER_H_
#define BASE_PREFS_PREF_OBSERVER_H_
#include <string>
class PrefServiceBase;
// TODO(joi): Switch to base::Callback and remove this.
class PrefObserver {
public:
virtual void OnPreferenceChanged(PrefServiceBase* service,
const std::string& pref_name) = 0;
};
#endif // BASE_PREFS_PREF_OBSERVER_H_
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