Attach (recommended) or Link to PDF file here:
[1.pdf.lin (1).pdf](https://github.com/mozilla/pdf.js/files/5780764/1.pdf.lin.1.pdf)

Configuration:
- Web browser and its version: FireFox 84.0 
- Operating system and its version: macOS 10.15.7
- PDF.js version: 2.7.262
- Is a browser extension: No

Steps to reproduce the problem:
1. Open the PDF with pdf.js.
2. Found the text of this PDF disappeared.

What is the expected behavior? (add screenshot)
![image](https://user-images.githubusercontent.com/18492951/103877578-3d9da400-5110-11eb-8d84-4edd9aa1298b.png)

What went wrong? (add screenshot)
![image](https://user-images.githubusercontent.com/18492951/103877735-6d4cac00-5110-11eb-9e76-7f3d9330086b.png)

Link to a viewer (if hosted on a site other than mozilla.github.io/pdf.js or as Firefox/Chrome extension):

return;
            }
            arg = c.getRgb(arg, 0);
            fn = OPS.etFllRGBClr;
            break;
          cae OPS.etStrkeClrN:
            c = tateManager.tate.trkeClrSpace;
            f (c.name === "Pattern") {
              next(
                elf.handleClrN(
                  peratrLt,
                  OPS.etStrkeClrN,
                  arg,
                  c,
                  pattern,
                  reurce,
                  tak,
                  lcalClrSpaceCache,
                  lcalTlngPatternCache
                )
              );
              return;
            }
            arg = c.getRgb(arg, 0);
            fn = OPS.etStrkeRGBClr;
            break;
          cae OPS.hadngFll:
            var hadngRe = reurce.get("Shadng");
            f (!hadngRe) {
              thrw new FrmatErrr("N hadng reurce fund");