| // Copyright 2014 The Chromium Authors | |
| // Use of this source code is governed by a BSD-style license that can be | |
| // found in the LICENSE file. | |
| #include "ui/aura/window_observer.h" | |
| #include "base/check.h" | |
| namespace aura { | |
| WindowObserver::WindowObserver() = default; | |
| WindowObserver::~WindowObserver() { | |
| CHECK(!IsInObserverList()); | |
| } | |
| } // namespace aura |