Replace scoped_ptr with std::unique_ptr in //ui

ui/message_center/views/message_center_controller.h

Index: ui/message_center/views/message_center_controller.h
diff --git a/ui/message_center/views/message_center_controller.h b/ui/message_center/views/message_center_controller.h
index 546fb9129de55e94e96758b1e777f4ac35f0bef6..9ff85a52c2fbae4c9911b99d41479071d6ae60b2 100644
--- a/ui/message_center/views/message_center_controller.h
+++ b/ui/message_center/views/message_center_controller.h
@@ -5,9 +5,9 @@
 #ifndef UI_MESSAGE_CENTER_VIEWS_MESSAGE_CENTER_CONTROLLER_H_
 #define UI_MESSAGE_CENTER_VIEWS_MESSAGE_CENTER_CONTROLLER_H_
 
+#include <memory>
 #include <string>
 
-#include "base/memory/scoped_ptr.h"
 #include "base/strings/string16.h"
 #include "ui/base/models/menu_model.h"
 #include "ui/message_center/notifier_settings.h"
@@ -23,7 +23,7 @@ class MessageCenterController {
   virtual void ClickOnNotification(const std::string& notification_id) = 0;
   virtual void RemoveNotification(const std::string& notification_id,
                                   bool by_user) = 0;
-  virtual scoped_ptr<ui::MenuModel> CreateMenuModel(
+  virtual std::unique_ptr<ui::MenuModel> CreateMenuModel(
       const NotifierId& notifier_id,
       const base::string16& display_source) = 0;
   virtual bool HasClickedListener(const std::string& notification_id) = 0;