Attach (recommended) or Link to PDF file here: https://www.recom-power.com/pdf/Powerline-AC-DC/RAC05-K.pdf

Configuration:
- Web browser and its version: Firefox 56.0 (64-bit)
- Operating system and its version: Windows 10 with OS Build 15063.632
- PDF.js version: ?
- Is an extension: Built-in

Steps to reproduce the problem:
1. Open Page

What is the expected behavior? To properly render the first page. 
![image](https://user-images.githubusercontent.com/1151969/31415345-b1504022-add7-11e7-855b-8030a308f7a2.png)

What went wrong? Renders poorly.
![image](https://user-images.githubusercontent.com/1151969/31415363-d8842096-add7-11e7-818d-728c1102891b.png)

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

? fillColor.getPattern(
            maskCtx,
            this,
            ctx.mozCurrentTransformInverse,
            false
          )
        : fillColor;
      maskCtx.fillRect(0, 0, width, height);
      maskCtx.restore();
      ctx.save();
      ctx.transform.apply(ctx, image.transform);
      ctx.scale(1, -1);
      ctx.drawImage(maskCanvas.canvas, 0, 0, width, height, 0, -1, 1, 1);
      ctx.restore();
    }
  }
  paintImageXObject(objId) {
    if (!this.contentVisible) {
      return;
    }
    const imgData = objId.startsWith("g_")
      ? this.commonObjs.get(objId)
      : this.objs.get(objId);
    if (!imgData) {
      warn("Dependent image isn't ready yet");
      return;
    }
    this.paintInlineImageXObject(imgData);
  }
  paintImageXObjectRepeat(objId, scaleX, scaleY, positions) {