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

chrome/common/net/gaia/oauth2_revocation_fetcher.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/common/net/gaia/oauth2_revocation_fetcher.h"
 
 #include <algorithm>
 #include <string>
 #include <vector>
 
 #include "base/json/json_reader.h"
 #include "base/string_util.h"
 #include "base/stringprintf.h"
 #include "base/values.h"
 #include "chrome/common/net/gaia/gaia_urls.h"
 #include "chrome/common/net/gaia/google_service_auth_error.h"
+#include "content/public/common/content_url_request_user_data.h"
 #include "net/base/escape.h"
 #include "net/base/load_flags.h"
 #include "net/http/http_status_code.h"
 #include "net/url_request/url_request_context_getter.h"
 #include "net/url_request/url_request_status.h"
 
 using content::URLFetcher;
 using content::URLFetcherDelegate;
 using net::ResponseCookies;
 using net::URLRequestContextGetter;
@@ skipping 25 matching lines @@
                                  const std::string& header,
                                  const std::string& body,
                                  URLFetcherDelegate* delegate) {
   bool empty_body = body.empty();
   URLFetcher* result = URLFetcher::Create(
       0, url,
       empty_body ? URLFetcher::GET : URLFetcher::POST,
       delegate);
 
   result->SetRequestContext(getter);
+  // No user data, as the request will be cookie-less.
+  result->SetContentURLRequestUserData(
+      new content::ContentURLRequestUserData());
   result->SetLoadFlags(net::LOAD_DO_NOT_SEND_COOKIES |
                        net::LOAD_DO_NOT_SAVE_COOKIES);
   if (!header.empty())
     result->SetExtraRequestHeaders(header);
 
   if (!empty_body)
     result->SetUploadData("application/x-www-form-urlencoded", body);
 
   return result;
 }
@@ skipping 82 matching lines @@
 std::string OAuth2RevocationFetcher::MakeRevocationBody(
     const std::string& client_id,
     const std::string& origin) {
   std::string enc_client_id = net::EscapeUrlEncodedData(client_id, true);
   std::string enc_origin = net::EscapeUrlEncodedData(origin, true);
   return StringPrintf(
       kRevocationBodyFormat,
       enc_client_id.c_str(),
       enc_origin.c_str());
 }