ConferenceRoom.js

...
import ActionsButtons from './ActionsButtons';

class Conference extends Component {
  ...

    render() {
        const { match } = this.props;
        return (
            <ConferenceRoom
                attendeesChat={() => null}
                actionsButtons={ActionsButtons}
                isWidget={false}
                autoJoin
                kickOnHangUp
                handleOnLeave={this.handleOnLeave}
                handleOnConnect={this.handleOnConnect}
                {...this.settings}
                conferenceAlias={match.params.conferenceAlias}
            />
        );
    }
}

...