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1 // Copyright 2018 The Chromium Authors
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4 
5 #include "base/observer_list_types.h"
6 
7 namespace base {
8 
CheckedObserver()9 CheckedObserver::CheckedObserver() {}
10 CheckedObserver::~CheckedObserver() = default;
11 
IsInObserverList() const12 bool CheckedObserver::IsInObserverList() const {
13   return factory_.HasWeakPtrs();
14 }
15 
16 }  // namespace base
17