| // Copyright 2015 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. |
| |
| #include "components/keyed_service/core/keyed_service_export.h" |
| #include "components/keyed_service/core/keyed_service_shutdown_notifier.h" |
| |
| KeyedServiceShutdownNotifier::KeyedServiceShutdownNotifier() { |
| } |
| KeyedServiceShutdownNotifier::~KeyedServiceShutdownNotifier() { |
| } |
| |
| std::unique_ptr<base::CallbackList<void()>::Subscription> |
| KeyedServiceShutdownNotifier::Subscribe(const base::Closure& callback) { |
| return callback_list_.Add(callback); |
| } |
| |
| void KeyedServiceShutdownNotifier::Shutdown() { |
| callback_list_.Notify(); |
| } |