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

"word",
    ]);
    this.overline = getInteger({
      data: attributes.overline,
      defaultValue: 0,
      validate: x => x === 1 || x === 2,
    });
    this.overlinePeriod = getStringOption(attributes.overlinePeriod, [
      "all",
      "word",
    ]);
    this.posture = getStringOption(attributes.posture, ["normal", "italic"]);
    this.size = getMeasurement(attributes.size, "10pt");
    this.typeface = attributes.typeface || "Courier";
    this.underline = getInteger({
      data: attributes.underline,
      defaultValue: 0,
      validate: x => x === 1 || x === 2,
    });
    this.underlinePeriod = getStringOption(attributes.underlinePeriod, [
      "all",
      "word",
    ]);
    this.use = attributes.use || "";
    this.usehref = attributes.usehref || "";
    this.weight = getStringOption(attributes.weight, ["normal", "bold"]);
    this.extras = null;
    this.fill = null;
  }
  [$clean](builder) {