Attach (recommended) or Link to PDF file here:
https://www.canada.ca/content/dam/ircc/migration/ircc/english/pdf/kits/forms/eimm5669e.pdf
[eimm5669e.pdf](https://github.com/mozilla/pdf.js/files/7225677/eimm5669e.2.pdf)

Configuration:
- Web browser and its version: Firefox nightly
- Operating system and its version: Linux Debian

Steps to reproduce the problem:
1. Look at the bottom of page 2

return new Certificates(attrs);
  }
  static checkButton(attrs) {
    return new CheckButton(attrs);
  }
  static choiceList(attrs) {
    return new ChoiceList(attrs);
  }
  static color(attrs) {
    return new Color(attrs);
  }
  static comb(attrs) {
    return new Comb(attrs);
  }
  static connect(attrs) {
    return new Connect(attrs);
  }
  static contentArea(attrs) {
    return new ContentArea(attrs);
  }
  static corner(attrs) {
    return new Corner(attrs);
  }
  static date(attrs) {
    return new DateElement(attrs);
  }
  static dateTime(attrs) {
    return new DateTime(attrs);
  }
  static dateTimeEdit(attrs) {