Replace scoped_ptr with std::unique_ptr in //ui

ui/views/event_monitor.h

 // Copyright 2014 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 UI_VIEWS_EVENT_MONITOR_H_
 #define UI_VIEWS_EVENT_MONITOR_H_
 
-#include "base/memory/scoped_ptr.h"
+#include <memory>
+
 #include "ui/gfx/geometry/point.h"
 #include "ui/gfx/native_widget_types.h"
 #include "ui/views/views_export.h"
 
 namespace ui {
 class EventHandler;
 }
 
 namespace views {
 
 // RAII-style class that forwards events to |event_handler| before they are
 // dispatched.
 class VIEWS_EXPORT EventMonitor {
  public:
   virtual ~EventMonitor() {}
 
   // Create an instance for monitoring application events.
   // Events will be forwarded to |event_handler| before they are dispatched to
   // the application.
-  static scoped_ptr<EventMonitor> CreateApplicationMonitor(
+  static std::unique_ptr<EventMonitor> CreateApplicationMonitor(
       ui::EventHandler* event_handler);
 
   // Create an instance for monitoring events on a specific window.
   // Events will be forwarded to |event_handler| before they are dispatched to
   // |target_window|.
   // The EventMonitor instance must be destroyed before |target_window|.
-  static scoped_ptr<EventMonitor> CreateWindowMonitor(
+  static std::unique_ptr<EventMonitor> CreateWindowMonitor(
       ui::EventHandler* event_handler,
       gfx::NativeWindow target_window);
 
   // Returns the last mouse location seen in a mouse event in screen
   // coordinates.
   static gfx::Point GetLastMouseLocation();
 };
 
 }  // namespace views
 
 #endif  // UI_VIEWS_EVENT_MONITOR_H_