alternate ntp: add "Recent Tabs" submenu to wrench menu

chrome/browser/ui/toolbar/recent_tabs_menu_model_delegate.h

+// Copyright (c) 2012 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_TOOLBAR_RECENT_TABS_MENU_MODEL_DELEGATE_H_
+#define CHROME_BROWSER_UI_TOOLBAR_RECENT_TABS_MENU_MODEL_DELEGATE_H_
+
+#include "base/basictypes.h"
+#include "base/compiler_specific.h"
+#include "ui/base/models/menu_model_delegate.h"
+
+namespace ui {
+class MenuModel;
+}
+
+namespace views {
+class MenuItemView;
+}
+
+// Provides the ui::MenuModelDelegate implementation for RecentTabsSubMenuModel
+// items.
+class RecentTabsMenuModelDelegate : public ui::MenuModelDelegate {
+ public:
+  RecentTabsMenuModelDelegate(ui::MenuModel* model,
+                              views::MenuItemView* menu_item);
+  virtual ~RecentTabsMenuModelDelegate();
+
+  // ui::MenuModelDelegate implementation:
+  virtual void OnIconChanged(int index) OVERRIDE;
+
+ private:
+  ui::MenuModel* model_;
+  views::MenuItemView* menu_item_;

[sky, 2012/11/07 00:10:47]

You shouldn't have views specific code in this directory.

[kuan, 2012/11/07 02:29:46]

Done.  i initially had this as a private class of WrenchMenu, then i got greedy
and thot i cld use it for all platforms :(  i've moved it back to a private
class of WrenchMenu.

+
+  DISALLOW_COPY_AND_ASSIGN(RecentTabsMenuModelDelegate);
+};
+
+#endif  // CHROME_BROWSER_UI_TOOLBAR_RECENT_TABS_MENU_MODEL_DELEGATE_H_