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

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<!doctype html>
<html>
<head>
<title>cancelAnimationFrame does nothing</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<link rel="help" href="https://w3c.github.io/web-performance/specs/RequestAnimationFrame/Overview.html#dom-windowanimationtiming-cancelanimationframe"/>
</head>
<body>
<div id="log"></div>
<script>
test(function (t) {
window.cancelAnimationFrame(42);
assert_true(true);
}, "cancelAnimationFrame does nothing if there is no callback with the given handle");
</script>
</body>
</html>