Add a 'hidden' parameter to RenderViewContextMenuProxy::UpdateMenuItem().

chrome/browser/tab_contents/render_view_context_menu.cc

 // Copyright (c) 2011 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.
 
 #include <algorithm>
 #include <set>
 
 #include "chrome/browser/tab_contents/render_view_context_menu.h"
 
 #include "base/command_line.h"
@@ skipping 596 matching lines @@
   NOTREACHED();
 }
 
 void RenderViewContextMenu::AddMenuItem(int command_id,
                                         const string16& title) {
   menu_model_.AddItem(command_id, title);
 }
 
 void RenderViewContextMenu::UpdateMenuItem(int command_id,
                                            bool enabled,
+                                           bool hidden,
                                            const string16& label) {
   // This function needs platform-specific implementation.
   NOTIMPLEMENTED();
 }
 
 
 RenderViewHost* RenderViewContextMenu::GetRenderViewHost() const {
   return source_tab_contents_->render_view_host();
 }
 
@@ skipping 1333 matching lines @@
       profile_->GetPrefs()->GetString(prefs::kAcceptLanguages),
       g_browser_process->clipboard());
 }
 
 void RenderViewContextMenu::MediaPlayerActionAt(
     const gfx::Point& location,
     const WebMediaPlayerAction& action) {
   source_tab_contents_->render_view_host()->
       ExecuteMediaPlayerActionAtLocation(location, action);
 }