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issue13500 (in test corpus)

This regressed when landing #13566. 

What is the expected behavior? (add screenshot)
<img width="664" alt="image" src="https://user-images.githubusercontent.com/942640/122467522-7bc8aa80-cf6f-11eb-9d4d-311eb7c64fb2.png">


What went wrong? (add screenshot)
![image](https://user-images.githubusercontent.com/942640/122467565-85eaa900-cf6f-11eb-9c10-8a8686ed440c.png)


static [$buildXFAObject](name, attributes) {
    if (TemplateNamespace.hasOwnProperty(name)) {
      const node = TemplateNamespace[name](attributes);
      node[$setSetAttributes](attributes);
      return node;
    }
    return undefined;
  }
  static appearanceFilter(attrs) {
    return new AppearanceFilter(attrs);
  }
  static arc(attrs) {
    return new Arc(attrs);
  }
  static area(attrs) {
    return new Area(attrs);
  }
  static assist(attrs) {
    return new Assist(attrs);
  }
  static barcode(attrs) {
    return new Barcode(attrs);
  }
  static bind(attrs) {
    return new Bind(attrs);
  }
  static bindItems(attrs) {
    return new BindItems(attrs);
  }
  static bookend(attrs) {