PDFs from lumileds.com do not load with PDF.js. Part of the background loads, then only the spinner continues while using 100% CPU. 

An example pdf is http://www.lumileds.com/uploads/17/DS61-pdf 

This behaviour occurs with both the release version of pdf.js in firefox 41.0.2 and the latest .xpi downloaded from this github page.

entry.x,
        entry.y,
        entry.w,
        entry.h,
        0,
        -1,
        1,
        1
      );
      if (this.imageLayer) {
        const position = this.getCanvasPosition(entry.x, entry.y);
        this.imageLayer.appendImage({
          imgData,
          left: position[0],
          top: position[1],
          width: w,
          height: h,
        });
      }
      ctx.restore();
    }
  }
  paintSolidColorImageMask() {
    if (!this.contentVisible) {
      return;
    }
    this.ctx.fillRect(0, 0, 1, 1);
  }
  
  markPoint(tag) {