Method destroyed

test/brpc_http_rpc_protocol_unittest.cpp:746–746

        LOG(INFO) << "Destroy ReadBody=" << this << ", " << st;
    }
    bool destroyed() const { return _destroyed; }
    const butil::Status& destroying_status() const { return _destroying_st; }
    size_t read_bytes() const { return _nread; }
private: