Method ReleaseConn

library/cpp/neh/http2.cpp:475–482

        }

        inline THttpConnRef ReleaseConn() noexcept {
            THttpConnRef c;
            {
                TGuard<TSpinLock> g(SL_);
                c.Swap(Conn_);
            }
            return c;
        }

        inline THttpConnRef ReleaseConn2() noexcept {
            THttpConnRef c;