Method GetAllPendingDataSize

library/cpp/netliba/v12/udp_http.cpp:1044–1054

            *res = future.GetValue();
        }
        void GetAllPendingDataSize(TRequesterPendingDataStats* total, TColoredRequesterPendingDataStats* colored) override {
            auto promise = NThreading::NewPromise<std::pair<TRequesterPendingDataStats, TColoredRequesterPendingDataStats>>();
            Host->GetAllPendingDataSize([promise](const TRequesterPendingDataStats& stat, const TColoredRequesterPendingDataStats& coloredStat) mutable {
                promise.SetValue({stat, coloredStat});
            });
            auto future = promise.GetFuture();
            future.Wait();
            auto resData = future.GetValue();
            *total = resData.first;
            colored->Swap(resData.second);
        }
        bool HasRequest(const TGUID& reqId) override {
            TIntrusivePtr<TStatsRequest> req = new TStatsRequest(TStatsRequest::HAS_IN_REQUEST);
            req->RequestId = reqId;