| // Copyright 2018 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 "base/observer_list_types.h" | |
| namespace base { | |
| CheckedObserver::CheckedObserver() : factory_(this) {} | |
| CheckedObserver::~CheckedObserver() = default; | |
| bool CheckedObserver::IsInObserverList() const { | |
| return factory_.HasWeakPtrs(); | |
| } | |
| } // namespace base |