Use a direct include of strings headers in chrome_frame/.

chrome_frame/urlmon_url_request.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_frame/urlmon_url_request.h"
 
 #include <urlmon.h>
 #include <wininet.h>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop.h"
-#include "base/string_number_conversions.h"
-#include "base/stringprintf.h"
+#include "base/strings/string_number_conversions.h"
+#include "base/strings/stringprintf.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/threading/platform_thread.h"
 #include "base/threading/thread.h"
 #include "chrome/common/automation_messages.h"
 #include "chrome_frame/bind_context_info.h"
 #include "chrome_frame/chrome_frame_activex_base.h"
 #include "chrome_frame/extra_system_apis.h"
 #include "chrome_frame/html_utils.h"
 #include "chrome_frame/urlmon_upload_data_stream.h"
 #include "chrome_frame/urlmon_url_request_private.h"
@@ skipping 1412 matching lines @@
       privacy_info_.privacy_records[UTF8ToWide(url)];
 
   privacy_entry.flags |= flags;
   privacy_entry.policy_ref = UTF8ToWide(policy_ref);
 
   if (fire_privacy_event && IsWindow(notification_window_)) {
     PostMessage(notification_window_, WM_FIRE_PRIVACY_CHANGE_NOTIFICATION, 1,
                 0);
   }
 }