Replace scoped_ptr with std::unique_ptr in //ui

ui/base/nine_image_painter_factory.cc

 // 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.
 
 #include "ui/base/nine_image_painter_factory.h"
 
 #include <stddef.h>
 
+#include "base/memory/ptr_util.h"
 #include "ui/base/resource/resource_bundle.h"
 #include "ui/gfx/nine_image_painter.h"
 
 namespace ui {
 
 namespace {
 
 std::vector<gfx::ImageSkia> ImageIdsToImages(const int image_ids[]) {
   DCHECK(image_ids);
   ui::ResourceBundle& rb = ui::ResourceBundle::GetSharedInstance();
   std::vector<gfx::ImageSkia> images(9);
   for (size_t i = 0; i < 9; ++i) {
     if (image_ids[i] != 0)
       images[i] = *rb.GetImageSkiaNamed(image_ids[i]);
   }
   return images;
 }
 
 }  // namespace
 
-scoped_ptr<gfx::NineImagePainter> CreateNineImagePainter(
+std::unique_ptr<gfx::NineImagePainter> CreateNineImagePainter(
     const int image_ids[]) {
-  return make_scoped_ptr(
+  return base::WrapUnique(
       new gfx::NineImagePainter(ImageIdsToImages(image_ids)));
 }
 
 }  // namespace ui