addWebUIEventListeners_(listenerTracker) {
      listenerTracker.add(
          'page-count-ready', this.onPageCountReady_.bind(this));
      listenerTracker.add(
          'page-layout-ready', this.onPageLayoutReady_.bind(this));
      listenerTracker.add(
          'page-preview-ready', this.onPagePreviewReady_.bind(this));
    }
/**
     * Starts listening for relevant WebUI events and adds the listeners to
     * |listenerTracker|. |listenerTracker| is responsible for removing the
     * listeners when necessary.
     * @param {!WebUIListenerTracker} listenerTracker
     * @private
     */
Starts listening for relevant WebUI events and adds the listeners to
|listenerTracker|. |listenerTracker| is responsible for removing the
listeners when necessary.
@param {!WebUIListenerTracker} listenerTracker
@private
Starts listening for relevant WebUI events and adds the listeners to |listenerTracker| . |listenerTracker| is responsible for removing the listeners when necessary . @param { !WebUIListenerTracker } listenerTracker @private
addWebUIEventListeners_(listenerTracker) {
      listenerTracker.add(
          'page-count-ready', this.onPageCountReady_.bind(this));
      listenerTracker.add(
          'page-layout-ready', this.onPageLayoutReady_.bind(this));
      listenerTracker.add(
          'page-preview-ready', this.onPagePreviewReady_.bind(this));
    }
addWebUIEventListeners_ ( listenerTracker ) { listenerTracker . add ( 'page-count-ready' , this . onPageCountReady_ . bind ( this ) ) ; listenerTracker . add ( 'page-layout-ready' , this . onPageLayoutReady_ . bind ( this ) ) ; listenerTracker . add ( 'page-preview-ready' , this . onPagePreviewReady_ . bind ( this ) ) ; }
Starts listening for relevant WebUI events and adds the listeners to
 |listenerTracker|.
Starts listening for relevant WebUI events and adds the listeners to |listenerTracker| .