Revert 221410 "Add ManagedUserSettingsService and a SupervisedUs..."

trunk/src/chrome/browser/managed_mode/supervised_user_pref_store.h

-// Copyright 2013 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_MANAGED_MODE_SUPERVISED_USER_PREF_STORE_H_
-#define CHROME_BROWSER_MANAGED_MODE_SUPERVISED_USER_PREF_STORE_H_
-
-#include "base/memory/scoped_ptr.h"
-#include "base/observer_list.h"
-#include "base/prefs/pref_store.h"
-#include "chrome/browser/managed_mode/managed_users.h"
-
-namespace base {
-class DictionaryValue;
-class Value;
-}
-
-class ManagedUserSettingsService;
-class PrefValueMap;
-
-// A PrefStore that gets its values from managed user settings via the
-// ManagedUserSettingsService passed in at construction.
-class SupervisedUserPrefStore : public PrefStore {
- public:
-  SupervisedUserPrefStore(
-      ManagedUserSettingsService* managed_user_settings_service);
-
-  // PrefStore overrides:
-  virtual bool GetValue(const std::string& key,
-                        const base::Value** value) const OVERRIDE;
-  virtual void AddObserver(PrefStore::Observer* observer) OVERRIDE;
-  virtual void RemoveObserver(PrefStore::Observer* observer) OVERRIDE;
-  virtual bool HasObservers() const OVERRIDE;
-  virtual bool IsInitializationComplete() const OVERRIDE;
-
- private:
-  virtual ~SupervisedUserPrefStore();
-
-  void OnNewSettingsAvailable(const base::DictionaryValue* settings);
-
-  base::WeakPtrFactory<SupervisedUserPrefStore> weak_ptr_factory_;
-
-  scoped_ptr<PrefValueMap> prefs_;
-
-  ObserverList<PrefStore::Observer, true> observers_;
-};
-
-#endif  // CHROME_BROWSER_MANAGED_MODE_SUPERVISED_USER_PREF_STORE_H_