goToFirst() {
    this.props.stream.goToFirst();
    this.index = 0;
    this.renderScrollbar(true);
  }
/**
   * Go to the first post in the discussion.
   */
Go to the first post in the discussion.
Go to the first post in the discussion .
goToFirst() {
    this.props.stream.goToFirst();
    this.index = 0;
    this.renderScrollbar(true);
  }
goToFirst ( ) { this . props . stream . goToFirst ( ) ; this . index = 0 ; this . renderScrollbar ( true ) ; }
Go to the first post in the discussion.
Go to the first post in the discussion .