Link to PDF file (or attach file here):
[RP_25884_V2_UEL Semi Finals 2016-17_concepts.pdf](https://github.com/mozilla/pdf.js/files/994423/RP_25884_V2_UEL.Semi.Finals.2016-17_concepts.pdf)

Configuration:
- Web browser and its version: Chrome 58, Firefox 53
- Operating system and its version: MacOS 10.11.6
- PDF.js version:
- Is an extension: No

Steps to reproduce the problem:
1.  View the file the file


What is the expected behavior? (add screenshot)
<img width="560" alt="screen shot 2017-05-11 at 2 06 36 pm" src="https://cloud.githubusercontent.com/assets/2474027/25971992/189f4ebe-3653-11e7-8847-c9011984cb8d.png">

What went wrong? (add screenshot)
Textlayer exists here but font fails to render. No warning in the console from what I can see. Maybe related to the gradient?

<img width="637" alt="screen shot 2017-05-11 at 2 06 20 pm" src="https://cloud.githubusercontent.com/assets/2474027/25971997/1b518cc6-3653-11e7-96c0-9a03ffcb7d6e.png">

Thanks!
const scale = Util.singularValueDecompose2dScale(transform);
  
  
  scale[0] = Math.fround(scale[0]);
  scale[1] = Math.fround(scale[1]);
  const actualScale = Math.fround(
    (globalThis.devicePixelRatio || 1) * PixelsPerInch.PDF_TO_CSS_UNITS
  );
  if (interpolate !== undefined) {
    
    return interpolate;
  } else if (scale[0] <= actualScale || scale[1] <= actualScale) {
    
    return true;
  }
  
  return false;
}
const LINE_CAP_STYLES = ["butt", "round", "square"];
const LINE_JOIN_STYLES = ["miter", "round", "bevel"];
const NORMAL_CLIP = {};
const EO_CLIP = {};
class CanvasGraphics {