Replace scoped_ptr with std::unique_ptr in //ui

ui/base/test/nswindow_fullscreen_notification_waiter.h

 // Copyright 2015 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_BASE_TEST_NSWINDOW_FULLSCREEN_NOTIFICATION_WAITER_H_
 #define UI_BASE_TEST_NSWINDOW_FULLSCREEN_NOTIFICATION_WAITER_H_
 
 #import <Cocoa/Cocoa.h>
 
+#include <memory>
+
 #import "base/mac/scoped_nsobject.h"
-#include "base/memory/scoped_ptr.h"
 #include "base/run_loop.h"
 
 // Waits for fullscreen transitions to complete.
 @interface NSWindowFullscreenNotificationWaiter : NSObject {
  @private
-  scoped_ptr<base::RunLoop> runLoop_;
+  std::unique_ptr<base::RunLoop> runLoop_;
   base::scoped_nsobject<NSWindow> window_;
   int enterCount_;
   int exitCount_;
   int targetEnterCount_;
   int targetExitCount_;
 }
 
 @property(readonly, nonatomic) int enterCount;
 @property(readonly, nonatomic) int exitCount;
 
 // Initialize for the given window and start tracking notifications.
 - (id)initWithWindow:(NSWindow*)window;
 
 // Keep spinning a run loop until the enter and exit counts match.
 - (void)waitForEnterCount:(int)enterCount exitCount:(int)exitCount;
 
 @end
 
 #endif  // UI_BASE_TEST_NSWINDOW_FULLSCREEN_NOTIFICATION_WAITER_H_