Method Cleanup

library/cpp/http/server/http.cpp:99–115

        }

        void Cleanup(size_t threadNum) {
            if (Options.nListenerThreads < 2) {
                return;
            }

            TIntrusiveListWithAutoDelete<TClientConnection, TDelete> toDelete;

            {
                TGuard<TMutex> g(Mutex_);

                PendingDelete_.ForEach([&toDelete, threadNum](TClientConnection * conn) {
                    if (!(conn->CleanupState_.ThreadMask &= ~((ui64)1 << threadNum))) {
                        toDelete.PushBack(conn);
                    }
                });
            }
        }


        inline void Erase(TClientConnection* c, TInstant now) noexcept {