Factor tab context menu into a shared model and fix mac and win to use it. Im...

chrome/browser/tab_menu_model.h

+// Copyright (c) 2009 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_TAB_MENU_MODEL_H_
+#define CHROME_BROWSER_TAB_MENU_MODEL_H_
+
+#include "app/menus/simple_menu_model.h"
+
+class Browser;
+
+// A menu model that builds the contents of the tab context menu. This menu has
+// only one level (no submenus).
+class TabMenuModel : public menus::SimpleMenuModel {
+ public:
+  explicit TabMenuModel(menus::SimpleMenuModel::Delegate* delegate);
+  virtual ~TabMenuModel() { }
+
+ private:
+  void Build();
+
+  DISALLOW_COPY_AND_ASSIGN(TabMenuModel);
+};
+
+#endif  // CHROME_BROWSER_TAB_MENU_MODEL_H_