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

chrome/browser/web_resource/web_resource_service.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/web_resource/web_resource_service.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/message_loop.h"
 #include "base/string_number_conversions.h"
 #include "base/string_util.h"
 #include "base/time.h"
 #include "base/utf_string_conversions.h"
 #include "base/values.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/prefs/pref_service.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/chrome_utility_messages.h"
 #include "chrome/common/web_resource/web_resource_unpacker.h"
 #include "content/browser/renderer_host/resource_dispatcher_host.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/utility_process_host.h"
 #include "content/public/browser/utility_process_host_client.h"
+#include "content/public/common/content_url_request_user_data.h"
 #include "content/public/common/url_fetcher.h"
 #include "googleurl/src/gurl.h"
 #include "net/base/load_flags.h"
 #include "net/url_request/url_request_status.h"
 
 using content::BrowserThread;
 using content::UtilityProcessHost;
 using content::UtilityProcessHostClient;
 
 // This class coordinates a web resource unpack and parse task which is run in
@@ skipping 179 matching lines @@
 
   url_fetcher_.reset(content::URLFetcher::Create(
       GURL(web_resource_server), content::URLFetcher::GET, this));
   // Do not let url fetcher affect existing state in system context
   // (by setting cookies, for example).
   url_fetcher_->SetLoadFlags(net::LOAD_DISABLE_CACHE |
                              net::LOAD_DO_NOT_SAVE_COOKIES);
   net::URLRequestContextGetter* url_request_context_getter =
       g_browser_process->system_request_context();
   url_fetcher_->SetRequestContext(url_request_context_getter);
+  // TODO(jochen): Do cookie audit.
+  url_fetcher_->SetContentURLRequestUserData(
+      new content::ContentURLRequestUserData());
   url_fetcher_->Start();
 }
 
 void WebResourceService::OnURLFetchComplete(const content::URLFetcher* source) {
   // Delete the URLFetcher when this function exits.
   scoped_ptr<content::URLFetcher> clean_up_fetcher(url_fetcher_.release());
 
   // Don't parse data if attempt to download was unsuccessful.
   // Stop loading new web resource data, and silently exit.
   if (!source->GetStatus().is_success() || (source->GetResponseCode() != 200))
     return;
 
   std::string data;
   source->GetResponseAsString(&data);
 
   // UnpackerClient releases itself.
   UnpackerClient* client = new UnpackerClient(this);
   client->Start(data);
 
   Release();
 }