Arc app integration in shelf launcher context menu

chrome/browser/ui/ash/launcher/extension_launcher_context_menu.h

+// 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 CHROME_BROWSER_UI_ASH_LAUNCHER_EXTENSION_LAUNCHER_CONTEXT_MENU_H_
+#define CHROME_BROWSER_UI_ASH_LAUNCHER_EXTENSION_LAUNCHER_CONTEXT_MENU_H_
+
+#include "base/macros.h"
+#include "base/memory/scoped_ptr.h"
+#include "chrome/browser/ui/ash/launcher/launcher_context_menu.h"
+
+class ChromeLauncherController;
+
+namespace ash {
+class Shelf;
+struct ShelfItem;
+}
+
+namespace extensions {
+class ContextMenuMatcher;
+}
+
+// Class for context menu which is shown for a regular extension item in the
+// shelf.
+class ExtensionLauncherContextMenu : public LauncherContextMenu {
+ public:
+  ExtensionLauncherContextMenu(ChromeLauncherController* controller,
+                               const ash::ShelfItem* item,
+                               ash::Shelf* shelf);
+  ~ExtensionLauncherContextMenu() override;
+  void Init();
+  // ui::SimpleMenuModel::Delegate overrides:
+  bool IsItemForCommandIdDynamic(int command_id) const override;
+  base::string16 GetLabelForCommandId(int command_id) const override;
+  bool IsCommandIdChecked(int command_id) const override;
+  bool IsCommandIdEnabled(int command_id) const override;
+  void ExecuteCommand(int command_id, int event_flags) override;
+
+ private:
+  scoped_ptr<extensions::ContextMenuMatcher> extension_items_;
+
+  DISALLOW_COPY_AND_ASSIGN(ExtensionLauncherContextMenu);
+};
+
+#endif  // CHROME_BROWSER_UI_ASH_LAUNCHER_EXTENSION_LAUNCHER_CONTEXT_MENU_H_