Use a direct include of strings headers in url/, win8/.

win8/test/test_registrar.cc

 // Copyright (c) 2013 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.
 
 // Win8 default browser registration utility.
 //
 // This tool can register and unregister a given exe as a potential default
 // metro browser on Win8. It does not make the exe become THE default browser,
 // for a mechnism to do this please see open_with_dialog_controller.h.
 //
 // TODO(robertshield): By default, this creates a run-time dependency on
 // chrome.exe since it's the only thing we have right now that works as a
 // default viewer process. Investigate extracting the metro init code and
 // building them into a standalone viewer process.
 
 #include <atlbase.h>
 #include <atlcom.h>
 #include <atlctl.h>
 #include <shellapi.h>
 
 #include "base/at_exit.h"
 #include "base/command_line.h"
 #include "base/files/file_path.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/path_service.h"
-#include "base/stringprintf.h"
+#include "base/strings/stringprintf.h"
 #include "win8/test/test_registrar_constants.h"
 #include "win8/test/test_registrar_resource.h"
 
 namespace {
 
 const wchar_t kDelegateExecuteCLSID[] =
     L"{FC0064A6-D1DE-4A83-92D2-5BB4EEBB70B5}";
 
 void InitializeCommandLineDefaultValues() {
   CommandLine& command_line = *CommandLine::ForCurrentProcess();
@@ skipping 95 matching lines @@
   CommandLine::Init(0, NULL);
   InitializeCommandLineDefaultValues();
 
   HRESULT ret_code = _AtlModule.WinMain(nShowCmd);
 
   return ret_code;
 }
 
 OBJECT_ENTRY_AUTO(__uuidof(TestDefaultBrowserRegistrar),
                   TestDefaultBrowserRegistrar);