Method CancelRequest

library/cpp/netliba/v6/udp_http.cpp:862–865

            SendRequestImpl(addr, url, data, reqId, nullptr, UserQueues.Get());
        }
        void CancelRequest(const TGUID& reqId) override {
            CancelReqList.Enqueue(TCancelRequest(reqId));
            Host->CancelWait();
        }
        void BreakRequest(const TGUID& reqId) override {
            BreakReqList.Enqueue(TBreakRequest(reqId));
            Host->CancelWait();