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): ?

if (!this.contentVisible) {
      return;
    }
    const ctx = this.ctx;
    const w = imgData.width;
    const h = imgData.height;
    const tmpCanvas = this.cachedCanvases.getCanvas("inlineImage", w, h);
    const tmpCtx = tmpCanvas.context;
    putBinaryImageData(tmpCtx, imgData, this.current.transferMaps);
    for (let i = 0, ii = map.length; i < ii; i++) {
      const entry = map[i];
      ctx.save();
      ctx.transform.apply(ctx, entry.transform);
      ctx.scale(1, -1);
      ctx.drawImage(
        tmpCanvas.canvas,