Attach (recommended) or Link to PDF file here: [ar99.pdf](https://github.com/mozilla/pdf.js/files/7086733/ar99.pdf)
https://www.dallasfed.org/fed/~/media/documents/fed/annual/1999/ar99.pdf 

Configuration:
- Web browser and its version: Firefox Browser 72.0.2 (64-bit)
- Operating system and its version: Windows 10 Enterprise version 1809
- PDF.js version: 2.4.152
- Is a browser extension:

Steps to reproduce the problem:
1. Open URL
2. Observe

What is the expected behavior? (add screenshot)
![image](https://user-images.githubusercontent.com/60226822/72994265-6a03c780-3dbc-11ea-8914-42563b321546.png)

What went wrong? (add screenshot)
![image](https://user-images.githubusercontent.com/60226822/72994291-77b94d00-3dbc-11ea-9de2-6214a4d4b361.png)

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

t[383] = 243;
  t[393] = 112;
  t[395] = 113;
  t[396] = 114;
  t[398] = 345;
  t[400] = 115;
  t[401] = 347;
  t[403] = 353;
  t[410] = 116;
  t[437] = 117;
  t[448] = 118;
  t[449] = 119;
  t[454] = 120;
  t[455] = 121;
  t[457] = 253;
  t[460] = 122;
  t[462] = 382;
  t[463] = 380;
  t[853] = 44;
  t[855] = 58;
  t[856] = 46;
  t[876] = 47;
  t[878] = 45;
  t[882] = 45;
  t[894] = 40;
  t[895] = 41;
  t[896] = 91;
  t[897] = 93;
  t[923] = 64;
  t[1004] = 48;