578     ReqWrap<uv_udp_send_t>* req_wrap = listener()->CreateSendWrap(msg_size);  in Send()  local
579     if (req_wrap == nullptr) return UV_ENOSYS;  in Send()
581     err = req_wrap->Dispatch(  in Send()
593       delete req_wrap;  in Send()
601   SendWrap* req_wrap = new SendWrap(env(),  in CreateSendWrap()  local
604   req_wrap->msg_size = msg_size;  in CreateSendWrap()
605   return req_wrap;  in CreateSendWrap()
658   std::unique_ptr<SendWrap> req_wrap{static_cast<SendWrap*>(req)};  in OnSendDone()  local
659   if (req_wrap->have_callback()) {  in OnSendDone()
660     Environment* env = req_wrap->env();  in OnSendDone()
665       Integer::New(env->isolate(), req_wrap->msg_size),  in OnSendDone()
667     req_wrap->MakeCallback(env->oncomplete_string(), 2, arg);  in OnSendDone()