// Copyright 2022 The Chromium Authors // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. #ifndef CHROME_BROWSER_UI_VIEWS_SIDE_PANEL_SIDE_PANEL_ENTRY_OBSERVER_H_ #define CHROME_BROWSER_UI_VIEWS_SIDE_PANEL_SIDE_PANEL_ENTRY_OBSERVER_H_ #include "base/observer_list_types.h" class SidePanelEntry; enum class SidePanelEntryHideReason; class SidePanelEntryObserver : public base::CheckedObserver { … }; #endif // CHROME_BROWSER_UI_VIEWS_SIDE_PANEL_SIDE_PANEL_ENTRY_OBSERVER_H_