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

chrome/browser/ui/search_engines/search_engine_tab_helper.cc

 // 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.
 
 #include "chrome/browser/ui/search_engines/search_engine_tab_helper.h"
 
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/search_engines/template_url.h"
 #include "chrome/browser/search_engines/template_url_fetcher.h"
 #include "chrome/browser/search_engines/template_url_service.h"
@@ skipping 107 matching lines @@
   string16 keyword = TemplateURLService::GenerateKeyword(
       keyword_url,
       provider_type == TemplateURLFetcher::AUTODETECTED_PROVIDER);
 
   // Download the OpenSearch description document. If this is successful, a
   // new keyword will be created when done.
   profile->GetTemplateURLFetcher()->ScheduleDownload(
       keyword,
       doc_url,
       base_entry->GetFavicon().url,
+      web_contents(),
       new TemplateURLFetcherUICallbacks(this, web_contents()),
       provider_type);
 }
 
 void SearchEngineTabHelper::GenerateKeywordIfNecessary(
     const content::FrameNavigateParams& params) {
   if (!params.searchable_form_url.is_valid())
     return;
 
   Profile* profile =
@@ skipping 62 matching lines @@
     // or the favicon url wasn't obtained before the load started. This assumes
     // the later.
     // TODO(sky): Need a way to set the favicon that doesn't involve generating
     // its url.
     new_url->SetFaviconURL(
         TemplateURL::GenerateFaviconURL(params.referrer.url));
   }
   new_url->set_safe_for_autoreplace(true);
   url_service->Add(new_url);
 }