Attach (recommended) or Link to PDF file here:
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)


},
      };
    }
    return HTMLResult.success({
      name: "label",
      attributes: {
        class: ["xfaLabel"],
      },
      children: [html],
    });
  }
}
class Time extends StringObject {
  constructor(attributes) {
    super(TEMPLATE_NS_ID, "time");
    this.id = attributes.id || "";
    this.name = attributes.name || "";
    this.use = attributes.use || "";
    this.usehref = attributes.usehref || "";
  }
  [$finalize]() {
    
    const date = this[$content].trim();
    this[$content] = date ? new Date(date) : null;
  }
  [$toHTML](availableSpace) {
    return valueToHtml(this[$content] ? this[$content].toString() : "");
  }
}
class TimeStamp extends XFAObject {