[pattern.pdf](https://github.com/mozilla/pdf.js/files/4022310/pattern.pdf)

Configuration:
- Firefox Nightly 73.0a1 (2020-01-04)
- macOS Mojave 10.14.6
- PDF.js version: 2.4.254
- Is a browser extension: built-in

Steps to reproduce the problem:
1. Open the PDF, zoom in to 200% for a more detailed view

What is the expected behavior?
<img width="736" alt="pattern-acrobat" src="https://user-images.githubusercontent.com/9106997/71770714-34dc2600-2f30-11ea-958d-4fea6f2b53c2.png">

What went wrong?
<img width="563" alt="pattern-pdfjs" src="https://user-images.githubusercontent.com/9106997/71770723-4a515000-2f30-11ea-8a92-cef4cac2a8f8.png">

The crosshatch pattern is rendered by pdf.js using the wrong pattern style. The other pattern style just seem to have a broken redering.

TeX source of PDF:
```tex
\documentclass[a4paper,11pt]{scrartcl}
\usepackage{tikz}
\usetikzlibrary{patterns}

\begin{document}
crosshatch pattern:
\begin{tikzpicture}
\draw[draw=black, fill=black!10, pattern=crosshatch, pattern color=black] (0,0) rectangle (1,1);
\end{tikzpicture}
\\

north east lines pattern:
\begin{tikzpicture}
\draw[draw=black, fill=black!10, pattern=north east lines, pattern color=black] (0,0) rectangle (1,1);
\end{tikzpicture}
\\

north west lines pattern:
\begin{tikzpicture}
\draw[draw=black, fill=black!10, pattern=north west lines, pattern color=black] (0,0) rectangle (1,1);
\end{tikzpicture}
\\

grid pattern:
\begin{tikzpicture}
\draw[draw=black, fill=black!10, pattern=grid, pattern color=black] (0,0) rectangle (1,1);
\end{tikzpicture}
\end{document}
```
type = pp;
        
        points[p] = 0;
      } else {
        
        
        type = pp & ((0x33 * type) >> 4);
        
        points[p] &= (type >> 2) | (type << 2);
      }
      coords.push(p % width1, (p / width1) | 0);
      if (!points[p]) {
        --count;
      }
    } while (p0 !== p);
    outlines.push(coords);
    --i;
  }
  const drawOutline = function (c) {
    c.save();
    
    c.scale(1 / width, -1 / height);
    c.translate(0, -height);
    c.beginPath();
    for (let k = 0, kk = outlines.length; k < kk; k++) {
      const o = outlines[k];
      c.moveTo(o[0], o[1]);
      for (let l = 2, ll = o.length; l < ll; l += 2) {
        c.lineTo(o[l], o[l + 1]);