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<!DOCTYPE HTML>
<html class="reftest-wait">
<head>
</head>
<body>
<div id="container">
<iframe id='if' src="1634839-2-iframe.html"></iframe>
</div>
<script>
let iterationsLeft = 1;
let img = null;
function runTest() {
// Make sure the image is decoded and advanced to it's final frame.
img = document.getElementById("if").contentWindow.document.getElementById("image1");
img.decode().then(function() {
setTimeout(forceDiscard, 1000);
});
}
function showIframe() {
document.getElementById("container").style.display = "";
document.documentElement.getBoundingClientRect();
requestAnimationFrame(forceDecode);
}
function forceDecode() {
img.decode().then(function() {
setTimeout(forceDiscard, 0);
});
}
function forceDiscard() {
iterationsLeft--;
if (iterationsLeft < 0) {
document.documentElement.className = "";
return;
}
document.getElementById("container").style.display = "none";
document.documentElement.getBoundingClientRect();
img.remove();
requestAnimationFrame(() => { requestAnimationFrame( () => { setTimeout(showIframe, 0); } ) });
}
//window.addEventListener("load", runTest);
window.addEventListener("MozReftestInvalidate", runTest);
</script>
</body>
</html>
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