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- // Copyright 2016 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 UI_COMPOSITOR_LAYER_OBSERVER_H_
- #define UI_COMPOSITOR_LAYER_OBSERVER_H_
- #include "ui/compositor/compositor_export.h"
- namespace ui {
- class Layer;
- class COMPOSITOR_EXPORT LayerObserver {
- public:
- virtual void LayerDestroyed(Layer* layer) {}
- protected:
- virtual ~LayerObserver() {}
- };
- } // namespace ui
- #endif // UI_COMPOSITOR_LAYER_OBSERVER_H_
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