Method set_is_closing

cpp/iedriver/DocumentHost.h:117–117

  HWND executor_handle(void) const { return this->executor_handle_; }

  void set_is_closing(const bool value) { this->is_closing_ = value; }
  void set_is_awaiting_new_process(const bool value) {
    this->is_awaiting_new_process_ = value;
  }