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brettw58cd1f12016-01-30 05:56:051// Copyright (c) 2011 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
brettw066508682016-02-03 08:22:025#ifndef COMPONENTS_PREFS_PREF_NOTIFIER_H_
6#define COMPONENTS_PREFS_PREF_NOTIFIER_H_
brettw58cd1f12016-01-30 05:56:057
8#include <string>
9
10// Delegate interface used by PrefValueStore to notify its owner about changes
11// to the preference values.
12// TODO(mnissler, danno): Move this declaration to pref_value_store.h once we've
13// cleaned up all public uses of this interface.
14class PrefNotifier {
15 public:
16 virtual ~PrefNotifier() {}
17
18 // Sends out a change notification for the preference identified by
19 // |pref_name|.
20 virtual void OnPreferenceChanged(const std::string& pref_name) = 0;
21
22 // Broadcasts the intialization completed notification.
23 virtual void OnInitializationCompleted(bool succeeded) = 0;
24};
25
brettw066508682016-02-03 08:22:0226#endif // COMPONENTS_PREFS_PREF_NOTIFIER_H_