Attach (recommended) or Link to PDF file here:
[FormDB2_fr.pdf](https://github.com/mozilla/pdf.js/files/7352426/FormDB2_fr.pdf)

Configuration:
- Web browser and its version: Firefox nightly
- Operating system and its version: linux debian

Steps to reproduce the problem:
1. Open the pdf
2. The image on the top of each pages is missing 

What is the expected behavior? (add screenshot)
![image](https://user-images.githubusercontent.com/5641725/137465500-e8788893-f33d-4532-871d-43b464fa85f4.png)

What went wrong? (add screenshot)
![image](https://user-images.githubusercontent.com/5641725/137465363-f2b35fe4-6776-45e9-b9e4-ccef6d9ad670.png)

className = "xfaCheckbox";
      dataId = (field[$data] && field[$data][$uid]) || field[$uid];
    }
    const input = {
      name: "input",
      attributes: {
        class: [className],
        style,
        fieldId,
        dataId,
        type,
        checked,
        xfaOn: exportedValue.on,
        xfaOff: exportedValue.off,
        "aria-label": ariaLabel(field),
      },
    };
    if (groupId) {
      input.attributes.name = groupId;
    }
    return HTMLResult.success({
      name: "label",
      attributes: {
        class: ["xfaLabel"],
      },
      children: [input],
    });
  }
}
class ChoiceList extends XFAObject {