Don't send auth data from IntranetRedirectDetector.

chrome/browser/intranet_redirect_detector.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/intranet_redirect_detector.h"
 
 #include <stddef.h>
 
 #include "base/bind.h"
 #include "base/command_line.h"
@@ skipping 73 matching lines @@
     const int num_chars = base::RandInt(7, 15);
     for (int j = 0; j < num_chars; ++j)
       url_string += ('a' + base::RandInt(0, 'z' - 'a'));
     GURL random_url(url_string + '/');
     net::URLFetcher* fetcher =
         net::URLFetcher::Create(random_url, net::URLFetcher::HEAD, this)
             .release();
     // We don't want these fetches to affect existing state in the profile.
     fetcher->SetLoadFlags(net::LOAD_DISABLE_CACHE |
                           net::LOAD_DO_NOT_SAVE_COOKIES |
-                          net::LOAD_DO_NOT_SEND_COOKIES);
+                          net::LOAD_DO_NOT_SEND_COOKIES |
+                          net::LOAD_DO_NOT_SEND_AUTH_DATA);
     fetcher->SetRequestContext(g_browser_process->system_request_context());
     fetcher->Start();
     fetchers_.insert(fetcher);
   }
 }
 
 void IntranetRedirectDetector::OnURLFetchComplete(
     const net::URLFetcher* source) {
   // Delete the fetcher on this function's exit.
   Fetchers::iterator fetcher = fetchers_.find(
@@ skipping 56 matching lines @@
 
   // Since presumably many programs open connections after network changes,
   // delay this a little bit.
   in_sleep_ = true;
   static const int kNetworkSwitchDelayMS = 1000;
   base::ThreadTaskRunnerHandle::Get()->PostDelayedTask(
       FROM_HERE, base::Bind(&IntranetRedirectDetector::FinishSleep,
                             weak_ptr_factory_.GetWeakPtr()),
       base::TimeDelta::FromMilliseconds(kNetworkSwitchDelayMS));
 }