updatePageCount(pageCount) {
      if (this.isInitialized_ && this.pageCount_ != pageCount) {
        this.pageCount_ = pageCount;
        cr.dispatchSimpleEvent(this, DocumentInfo.EventType.CHANGE);
      }
    }
/**
     * Updates the total number of pages in the document and dispatches a CHANGE
     * event.
     * @param {number} pageCount Number of pages in the document.
     */
Updates the total number of pages in the document and dispatches a CHANGE
event.
@param {number} pageCount Number of pages in the document.
Updates the total number of pages in the document and dispatches a CHANGE event . @param { number } pageCount Number of pages in the document .
updatePageCount(pageCount) {
      if (this.isInitialized_ && this.pageCount_ != pageCount) {
        this.pageCount_ = pageCount;
        cr.dispatchSimpleEvent(this, DocumentInfo.EventType.CHANGE);
      }
    }
updatePageCount ( pageCount ) { if ( this . isInitialized_ && this . pageCount_ != pageCount ) { this . pageCount_ = pageCount ; cr . dispatchSimpleEvent ( this , DocumentInfo . EventType . CHANGE ) ; } }
Updates the total number of pages in the document and dispatches a CHANGE
 event.
Updates the total number of pages in the document and dispatches a CHANGE event .