Convert //chrome from scoped_ptr to std::unique_ptr

chrome/utility/image_decoder_impl.cc

 // Copyright 2016 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 "chrome/utility/image_decoder_impl.h"
 
 #include <string.h>
 
 #include <utility>
 
@@ skipping 35 matching lines @@
   if (encoded_data.size() == 0) {
     callback.Run(nullptr);
     return;
   }
 
   SkBitmap decoded_image;
 #if defined(OS_CHROMEOS)
   if (codec == mojom::ImageCodec::ROBUST_JPEG) {
     // Our robust jpeg decoding is using IJG libjpeg.
     if (encoded_data.size()) {
-      scoped_ptr<SkBitmap> decoded_jpeg(
-          gfx::JPEGCodecRobustSlow::Decode(encoded_data.storage().data(),
-                                           encoded_data.size()));
+      std::unique_ptr<SkBitmap> decoded_jpeg(gfx::JPEGCodecRobustSlow::Decode(
+          encoded_data.storage().data(), encoded_data.size()));
       if (decoded_jpeg.get() && !decoded_jpeg->empty())
         decoded_image = *decoded_jpeg;
     }
   } else if (codec == mojom::ImageCodec::ROBUST_PNG) {
     // Our robust PNG decoding is using libpng.
     if (encoded_data.size()) {
       SkBitmap decoded_png;
       if (gfx::PNGCodec::Decode(encoded_data.storage().data(),
                                 encoded_data.size(), &decoded_png)) {
         decoded_image = decoded_png;
@@ skipping 27 matching lines @@
         decoded_image.reset();
       }
     }
   }
 
   if (decoded_image.isNull())
     callback.Run(nullptr);
   else
     callback.Run(skia::mojom::Bitmap::From(decoded_image));
 }