Add MD ink drop ripple to shelf app items

chrome/browser/ui/views/toolbar/app_menu_button.h

 // Copyright 2013 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_VIEWS_TOOLBAR_APP_MENU_BUTTON_H_
 #define CHROME_BROWSER_UI_VIEWS_TOOLBAR_APP_MENU_BUTTON_H_
 
 #include <memory>
 
 #include "base/macros.h"
 #include "base/memory/weak_ptr.h"
 #include "chrome/browser/ui/toolbar/app_menu_icon_controller.h"
 #include "chrome/browser/ui/toolbar/app_menu_icon_painter.h"
 #include "ui/views/controls/button/menu_button.h"
 #include "ui/views/controls/button/menu_button_listener.h"
 #include "ui/views/view.h"
 
 class AppMenu;
 class AppMenuModel;
 
 namespace views {
-class InkDropDelegate;
 class LabelButtonBorder;
 class MenuListener;
 }
 
 class ToolbarView;
 
 class AppMenuButton : public views::MenuButton,
                       public AppMenuIconPainter::Delegate {
  public:
   explicit AppMenuButton(ToolbarView* toolbar_view);
@@ skipping 83 matching lines @@
   // a maximized state to extend to the full window width.
   int margin_trailing_;
 
   // Used to spawn weak pointers for delayed tasks to open the overflow menu.
   base::WeakPtrFactory<AppMenuButton> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(AppMenuButton);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_TOOLBAR_APP_MENU_BUTTON_H_