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)


super[$clean](builder);
    const parent = this[$getParent]();
    const defaultValue = parent instanceof Draw ? 1 : 0;
    this.multiLine = getInteger({
      data: this.multiLine,
      defaultValue,
      validate: x => x === 0 || x === 1,
    });
  }
  [$toHTML](availableSpace) {
    
    const style = toStyle(this, "border", "font", "margin");
    let html;
    if (this.multiLine === 1) {
      html = {
        name: "textarea",
        attributes: {
          fieldId: this[$getParent]()[$getParent]()[$uid],
          class: ["xfaTextfield"],
          style,
        },
      };
    } else {
      html = {
        name: "input",
        attributes: {
          type: "text",
          fieldId: this[$getParent]()[$getParent]()[$uid],
          class: ["xfaTextfield"],
          style,