Test for <a href="https://bugs.webkit.org/show_bug.cgi?id=69681">bug 69681</a>,
canvas.toDataURL("image/jpeg") should not crash.<br>
<p id="log"></p>
<canvas id="canvas" width="2000" height="2000"></canvas>
<script>
var test = document.getElementById('canvas').toDataURL('image/jpeg');
// Test passes if we don't crash.
document.getElementById('log').innerHTML = 'PASS';
if (window.testRunner)
    testRunner.dumpAsText();
</script>