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.
this.h === 0 ||
      this.w === 0
    ) {
      return HTMLResult.EMPTY;
    }
    fixDimensions(this);
    switch (checkDimensions(this, availableSpace)) {
      case NOTHING:
        return HTMLResult.EMPTY;
      case NOSPACE:
        return HTMLResult.FAILURE;
      default:
        break;
    }
    const style = toStyle(
      this,
      "font",
      "dimensions",
      "position",
      "rotate",
      "anchorType",
      "presence",
      "margin",
      "hAlign"
    );
    const classNames = ["xfaField"];
    
    if (this.font) {
      classNames.push("xfaFont");
    }