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.

this.ctx.lineCap = LINE_CAP_STYLES[style];
  }
  setLineJoin(style) {
    this.ctx.lineJoin = LINE_JOIN_STYLES[style];
  }
  setMiterLimit(limit) {
    this.ctx.miterLimit = limit;
  }
  setDash(dashArray, dashPhase) {
    const ctx = this.ctx;
    if (ctx.setLineDash !== undefined) {
      ctx.setLineDash(dashArray);
      ctx.lineDashOffset = dashPhase;
    }
  }
  setRenderingIntent(intent) {
    
  }
  setFlatness(flatness) {
    
  }
  setGState(states) {
    for (let i = 0, ii = states.length; i < ii; i++) {
      const state = states[i];
      const key = state[0];
      const value = state[1];
      switch (key) {
        case "LW":