Convert //chrome/browser/chromeos from scoped_ptr to std::unique_ptr

chrome/browser/chromeos/locale_change_guard.h

 // 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.
 
 #ifndef CHROME_BROWSER_CHROMEOS_LOCALE_CHANGE_GUARD_H_
 #define CHROME_BROWSER_CHROMEOS_LOCALE_CHANGE_GUARD_H_
 
 #include <stddef.h>
 
+#include <memory>
 #include <string>
 
 #include "ash/system/locale/locale_observer.h"
 #include "base/compiler_specific.h"
 #include "base/gtest_prod_util.h"
 #include "base/lazy_instance.h"
-#include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "base/strings/string16.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
 #include "content/public/browser/notification_types.h"
 
 class Profile;
 
 namespace base {
 class ListValue;
@@ skipping 55 matching lines @@
   // we cannot directly load strings for non-current locale.  So we cache
   // messages before locale change.
   base::string16 title_text_;
   base::string16 message_text_;
   base::string16 revert_link_text_;
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_LOCALE_CHANGE_GUARD_H_