message: Update IconNB.js
  bug fix
diff: @@ -58,12 +58,12 @@ class IconNB extends Component {
  }
  componentWillMount() {
  - setIcon(this.props.type);
  + this.setIcon(this.props.type);
  }
  componentWillUpdate(nextProps, nextState) {
  if (nextProps.type && this.props.type != nextProps.type) {
  - setIcon(nextProps.type);
  + this.setIcon(nextProps.type);
  }
  }
  