Attach (recommended) or Link to PDF file here:
PDF from #4106, https://mail.gnome.org/archives/evince-list/2013-November/pdfNC0hkVW67a.pdf.

Steps to reproduce the problem:
1. Open the PDF

What is the expected behavior?
![immagine](https://user-images.githubusercontent.com/1616846/121865567-67ca4200-ccfe-11eb-8673-1d6e863fc8d5.png)

What went wrong?
The PDF doesn't load, `TypeError: can't access property Symbol(), match is null` error is logged in the console.
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) {