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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)


this.reasons = new XFAObjectArray();
    this.rectangle = new XFAObjectArray();
    this.ref = new XFAObjectArray();
    this.script = new XFAObjectArray();
    this.setProperty = new XFAObjectArray();
    this.signData = new XFAObjectArray();
    this.signature = new XFAObjectArray();
    this.signing = new XFAObjectArray();
    this.solid = new XFAObjectArray();
    this.speak = new XFAObjectArray();
    this.stipple = new XFAObjectArray();
    this.subform = new XFAObjectArray();
    this.subformSet = new XFAObjectArray();
    this.subjectDN = new XFAObjectArray();
    this.subjectDNs = new XFAObjectArray();
    this.submit = new XFAObjectArray();
    this.text = new XFAObjectArray();
    this.textEdit = new XFAObjectArray();
    this.time = new XFAObjectArray();
    this.timeStamp = new XFAObjectArray();
    this.toolTip = new XFAObjectArray();
    this.traversal = new XFAObjectArray();
    this.traverse = new XFAObjectArray();
    this.ui = new XFAObjectArray();
    this.validate = new XFAObjectArray();
    this.value = new XFAObjectArray();
    this.variables = new XFAObjectArray();
  }
}
class Radial extends XFAObject {