std::string cluster_name_prefix)
      : debug_options_(debug_options),
        graph_(graph),
        graph_fingerprint_(0),
        flib_def_(flib_def),
        env_(env),
        global_jit_level_(global_jit_level),
        cpu_global_jit_(cpu_global_jit),
        cluster_name_prefix_(cluster_name_prefix) {}

  Status Run();

 private: