[Chromium] Adding Writing direction to the context menu for linux gtk

chrome/browser/ui/gtk/tab_contents/render_view_context_menu_gtk.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_GTK_TAB_CONTENTS_RENDER_VIEW_CONTEXT_MENU_GTK_H_
 #define CHROME_BROWSER_UI_GTK_TAB_CONTENTS_RENDER_VIEW_CONTEXT_MENU_GTK_H_
 
 #include "base/compiler_specific.h"
 #include "base/memory/scoped_ptr.h"
 #include "chrome/browser/tab_contents/render_view_context_menu.h"
@@ skipping 13 matching lines @@
                            content::RenderWidgetHostView* view);
 
   virtual ~RenderViewContextMenuGtk();
 
   // Show the menu at the given location.
   void Popup(const gfx::Point& point);
 
   // Menu::Delegate implementation ---------------------------------------------
   virtual bool AlwaysShowIconForCmd(int command_id) const OVERRIDE;
 
+  // SimpleMenuModel::Delegate implementation.
+  virtual void ExecuteCommand(int command_id, int event_flags) OVERRIDE;
+  virtual bool IsCommandIdChecked(int command_id) const OVERRIDE;
+  virtual bool IsCommandIdEnabled(int command_id) const OVERRIDE;
+
   // RenderViewContextMenuDelegate implementation ------------------------------
   virtual void UpdateMenuItem(int command_id,
                               bool enabled,
                               bool hidden,
                               const string16& title) OVERRIDE;
 
  protected:
   // RenderViewContextMenu implementation --------------------------------------
   virtual void PlatformInit() OVERRIDE;
   virtual void PlatformCancel() OVERRIDE;
   // TODO(port): implement.
   virtual bool GetAcceleratorForCommandId(
       int command_id,
       ui::Accelerator* accelerator) OVERRIDE;
+  virtual void AppendPlatformEditableItems() OVERRIDE;
 
  private:
+  // Adds writing direction submenu.
+  void AppendBidiSubMenu();
+
+  // Model for the BiDi input submenu.
+  ui::SimpleMenuModel bidi_submenu_model_;
+
   scoped_ptr<MenuGtk> menu_gtk_;
   uint32_t triggering_event_time_;
 };
 
 #endif  // CHROME_BROWSER_UI_GTK_TAB_CONTENTS_RENDER_VIEW_CONTEXT_MENU_GTK_H_