V8MutationCallback::V8MutationCallback(v8::Handle<v8::Function> callback, ExecutionContext* context, v8::Handle<v8::Object> owner, v8::Isolate* isolate)
: ActiveDOMCallback(context)
, m_callback(isolate, callback)
- , m_world(DOMWrapperWorld::current())
+ , m_world(DOMWrapperWorld::current(isolate))
, m_isolate(isolate)
{
setHiddenValue(m_isolate, owner, "callback", callback);