[Content] Update V8ValueConverter::create to return a std::unique_ptr

content/renderer/skia_benchmarking_extension.cc

 // Copyright (c) 2013 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 "content/renderer/skia_benchmarking_extension.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include "base/base64.h"
@@ skipping 58 matching lines @@
       }
     }
     if (img && subset)
       img = img->makeSubset(*subset);
     return img;
   }
 };
 
 std::unique_ptr<base::Value> ParsePictureArg(v8::Isolate* isolate,
                                              v8::Local<v8::Value> arg) {
-  std::unique_ptr<content::V8ValueConverter> converter(
-      content::V8ValueConverter::create());
-  return std::unique_ptr<base::Value>(
-      converter->FromV8Value(arg, isolate->GetCurrentContext()));
+  return content::V8ValueConverter::Create()->FromV8Value(
+      arg, isolate->GetCurrentContext());
 }
 
 std::unique_ptr<Picture> CreatePictureFromEncodedString(
     const std::string& encoded) {
   std::string decoded;
   base::Base64Decode(encoded, &decoded);
   SkMemoryStream stream(decoded.data(), decoded.size());
   GfxImageDeserializer deserializer;
   sk_sp<SkPicture> skpicture =
       SkPicture::MakeFromStream(&stream, &deserializer);
@@ skipping 109 matching lines @@
     return;
 
   double scale = 1.0;
   gfx::Rect clip_rect(picture->layer_rect);
   int stop_index = -1;
 
   v8::Local<v8::Context> context = isolate->GetCurrentContext();
   if (!args->PeekNext().IsEmpty()) {
     v8::Local<v8::Value> params;
     args->GetNext(&params);
-    std::unique_ptr<content::V8ValueConverter> converter(
-        content::V8ValueConverter::create());
-    std::unique_ptr<base::Value> params_value(
-        converter->FromV8Value(params, context));
+    std::unique_ptr<base::Value> params_value =
+        content::V8ValueConverter::Create()->FromV8Value(params, context);
 
     const base::DictionaryValue* params_dict = NULL;
     if (params_value.get() && params_value->GetAsDictionary(&params_dict)) {
       params_dict->GetDouble("scale", &scale);
       params_dict->GetInteger("stop", &stop_index);
 
       const base::Value* clip_value = NULL;
       if (params_dict->Get("clip", &clip_value))
         cc::MathUtil::FromValue(clip_value, &clip_rect);
     }
@@ skipping 49 matching lines @@
   args->GetNext(&picture_handle);
   std::unique_ptr<Picture> picture = ParsePictureHash(isolate, picture_handle);
   if (!picture.get())
     return;
 
   SkCanvas canvas(picture->layer_rect.width(), picture->layer_rect.height());
   skia::BenchmarkingCanvas benchmarking_canvas(&canvas);
   picture->picture->playback(&benchmarking_canvas);
 
   v8::Local<v8::Context> context = isolate->GetCurrentContext();
-  std::unique_ptr<content::V8ValueConverter> converter(
-      content::V8ValueConverter::create());
 
-  args->Return(converter->ToV8Value(&benchmarking_canvas.Commands(), context));
+  args->Return(content::V8ValueConverter::Create()->ToV8Value(
+      &benchmarking_canvas.Commands(), context));
 }
 
 void SkiaBenchmarking::GetOpTimings(gin::Arguments* args) {
   v8::Isolate* isolate = args->isolate();
   if (args->PeekNext().IsEmpty())
     return;
   v8::Local<v8::Value> picture_handle;
   args->GetNext(&picture_handle);
   std::unique_ptr<Picture> picture = ParsePictureHash(isolate, picture_handle);
   if (!picture.get())
@@ skipping 43 matching lines @@
   v8::Local<v8::Object> result = v8::Object::New(isolate);
   result->Set(v8::String::NewFromUtf8(isolate, "width"),
               v8::Number::New(isolate, picture->layer_rect.width()));
   result->Set(v8::String::NewFromUtf8(isolate, "height"),
               v8::Number::New(isolate, picture->layer_rect.height()));
 
   args->Return(result);
 }
 
 } // namespace content