chromium/components/global_media_controls/public/media_item_manager_observer.h

// Copyright 2021 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef COMPONENTS_GLOBAL_MEDIA_CONTROLS_PUBLIC_MEDIA_ITEM_MANAGER_OBSERVER_H_
#define COMPONENTS_GLOBAL_MEDIA_CONTROLS_PUBLIC_MEDIA_ITEM_MANAGER_OBSERVER_H_

#include "base/observer_list_types.h"

namespace global_media_controls {

class MediaItemManagerObserver : public base::CheckedObserver { … };

}  // namespace global_media_controls

#endif  // COMPONENTS_GLOBAL_MEDIA_CONTROLS_PUBLIC_MEDIA_ITEM_MANAGER_OBSERVER_H_