Do cookie checks in NetworkDelegate instead of the URLRequest::Delegate.

chrome/browser/tab_contents/render_view_context_menu.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_TAB_CONTENTS_RENDER_VIEW_CONTEXT_MENU_H_
 #define CHROME_BROWSER_TAB_CONTENTS_RENDER_VIEW_CONTEXT_MENU_H_
 #pragma once
 
 #include <map>
 #include <string>
@@ skipping 55 matching lines @@
 //                                     int response,
 //                                     const net::ResponseCookies& cookies,
 //                                     const std::string& data) {
 //       bool enabled = response == 200;
 //       const char* text = enabled ? "OK" : "ERROR";
 //       proxy_->UpdateMenuItem(id_, enabled, ASCIIToUTF16(text));
 //     }
 //     void Start(const GURL* url, net::URLRequestContextGetter* context) {
 //       fetcher_.reset(new URLFetcher(url, URLFetcher::GET, this));
 //       fetcher_->SetRequestContext(context);
+//       fetcher_->AssociateWithRenderView(
+//           proxy_->GetRenderViewHost()->GetSiteInstance()->GetSite(),
+//           proxy_->GetRenderViewHost()->GetProcess()->GetID(),
+//           proxy_->GetRenderViewHost()->GetRoutingID());
 //       fetcher_->Start();
 //     }
 //
 //    private:
 //     URLFetcher fetcher_;
 //     RenderViewContextMenuProxy* proxy_;
 //     int id_;
 //   };
 //
 //   void RenderViewContextMenu::AppendEditableItems() {
@@ skipping 200 matching lines @@
   // An observer that disables menu items when print preview is active.
   scoped_ptr<PrintPreviewContextMenuObserver> print_preview_menu_observer_;
 
   // Our observers.
   mutable ObserverList<RenderViewContextMenuObserver> observers_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderViewContextMenu);
 };
 
 #endif  // CHROME_BROWSER_TAB_CONTENTS_RENDER_VIEW_CONTEXT_MENU_H_