Replace scoped_ptr with std::unique_ptr in //ui

ui/gfx/image/image_util_unittest.cc

 // 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.
 
 #include "ui/gfx/image/image_util.h"
 
+#include <memory>
 #include <vector>
 
-#include "base/memory/scoped_ptr.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "third_party/skia/include/core/SkBitmap.h"
 #include "third_party/skia/include/core/SkRect.h"
 #include "ui/gfx/image/image_skia.h"
 #include "ui/gfx/image/image_unittest_util.h"
 
 TEST(ImageUtilTest, JPEGEncodeAndDecode) {
   gfx::Image original = gfx::test::CreateImage(100, 100);
 
   std::vector<unsigned char> encoded;
@@ skipping 106 matching lines @@
   {
     SkBitmap bitmap;
     bitmap.allocN32Pixels(17, 14);
     bitmap.eraseColor(SK_ColorTRANSPARENT);
     gfx::ImageSkia img(gfx::ImageSkia::CreateFrom1xBitmap(bitmap));
     gfx::GetVisibleMargins(img, &left, &right);
     EXPECT_EQ(9, left);
     EXPECT_EQ(8, right);
   }
 }