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

extensions/renderer/api_request_handler.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 "extensions/renderer/api_request_handler.h"
 
 #include "base/bind.h"
 #include "base/guid.h"
 #include "base/memory/ptr_util.h"
 #include "base/values.h"
@@ skipping 108 matching lines @@
   if (iter == pending_requests_.end())
     return;
 
   PendingRequest pending_request = std::move(iter->second);
   pending_requests_.erase(iter);
 
   v8::Isolate* isolate = pending_request.isolate;
   v8::HandleScope handle_scope(isolate);
   v8::Local<v8::Context> context = pending_request.context.Get(isolate);
   v8::Context::Scope context_scope(context);
-  std::unique_ptr<content::V8ValueConverter> converter(
-      content::V8ValueConverter::create());
+  std::unique_ptr<content::V8ValueConverter> converter =
+      content::V8ValueConverter::Create();
   std::vector<v8::Local<v8::Value>> args;
   args.reserve(response_args.GetSize() +
                pending_request.callback_arguments.size());
   for (const auto& arg : pending_request.callback_arguments)
     args.push_back(arg.Get(isolate));
   for (const auto& arg : response_args)
     args.push_back(converter->ToV8Value(&arg, context));
 
   blink::WebScopedUserGesture user_gesture(pending_request.user_gesture_token);
   if (!error.empty())
@@ skipping 28 matching lines @@
 }
 
 std::set<int> APIRequestHandler::GetPendingRequestIdsForTesting() const {
   std::set<int> result;
   for (const auto& pair : pending_requests_)
     result.insert(pair.first);
   return result;
 }
 
 }  // namespace extensions