import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

This commit is contained in:
Roy Tam 2018-01-19 03:59:58 +08:00
commit dcd9973243
150858 changed files with 23884658 additions and 0 deletions

View file

@ -0,0 +1,40 @@
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<style id="s">
@font-face {
font-family: x;
src: url(bogus-font.ttf);
}
@font-face {
font-family: y;
src: url(bogus-font.ttf);
}
</style>
<script>
function boom()
{
var canvas = document.createElement('canvas');
var ctx = canvas.getContext('2d');
ctx.font = 'normal 20px x';
document.getElementById("s").remove();
setTimeout(function() {
ctx.measureText("A");
}, 50);
}
window.addEventListener("DOMContentLoaded", boom, false)
</script>
</head>
<body><div style="font-family: y;">y</div></body>
</html>