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

extensions/renderer/api_activity_logger.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 <stddef.h>
 
 #include <string>
 
 #include "base/bind.h"
 #include "content/public/child/v8_value_converter.h"
 #include "content/public/renderer/render_thread.h"
 #include "extensions/common/extension_messages.h"
 #include "extensions/renderer/activity_log_converter_strategy.h"
 #include "extensions/renderer/api_activity_logger.h"
 #include "extensions/renderer/dispatcher.h"
 #include "extensions/renderer/script_context.h"
 
-using content::V8ValueConverter;
-
 namespace extensions {
 
 APIActivityLogger::APIActivityLogger(ScriptContext* context,
                                      Dispatcher* dispatcher)
     : ObjectBackedNativeHandler(context), dispatcher_(dispatcher) {
   RouteFunction("LogEvent", base::Bind(&APIActivityLogger::LogEvent,
                                        base::Unretained(this)));
   RouteFunction("LogAPICall", base::Bind(&APIActivityLogger::LogAPICall,
                                          base::Unretained(this)));
 }
@@ skipping 28 matching lines @@
   ExtensionHostMsg_APIActionOrEvent_Params params;
   params.api_call = *v8::String::Utf8Value(args[1]);
   if (args.Length() == 4)  // Extras are optional.
     params.extra = *v8::String::Utf8Value(args[3]);
   else
     params.extra = "";
 
   // Get the array of api call arguments.
   v8::Local<v8::Array> arg_array = v8::Local<v8::Array>::Cast(args[2]);
   if (arg_array->Length() > 0) {
-    std::unique_ptr<V8ValueConverter> converter(V8ValueConverter::create());
+    std::unique_ptr<content::V8ValueConverter> converter =
+        content::V8ValueConverter::Create();
     ActivityLogConverterStrategy strategy;
     converter->SetFunctionAllowed(true);
     converter->SetStrategy(&strategy);
     std::unique_ptr<base::ListValue> arg_list(new base::ListValue());
     for (size_t i = 0; i < arg_array->Length(); ++i) {
       arg_list->Set(
           i,
           converter->FromV8Value(arg_array->Get(i),
                                  args.GetIsolate()->GetCurrentContext()));
     }
     params.arguments.Swap(arg_list.get());
   }
 
   if (call_type == APICALL) {
     content::RenderThread::Get()->Send(
         new ExtensionHostMsg_AddAPIActionToActivityLog(ext_id, params));
   } else if (call_type == EVENT) {
     content::RenderThread::Get()->Send(
         new ExtensionHostMsg_AddEventToActivityLog(ext_id, params));
   }
 }
 
 }  // namespace extensions