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Test Info:

<!DOCTYPE HTML>
<html class="reftest-wait">
<head>
<style>
#d {
background: red;
position: absolute;
top: 8px;
left: 8px;
height: 200px;
width: 800px;
transform: rotate(40deg);
}
#d2 {
background: white;
position: absolute;
top: 6px;
left: 6px;
height: 204px;
width: 804px;
transform: rotate(45deg);
}
</style>
</head>
<body>
<script>
function doTest() {
// The first rotation here makes the transform active. The second rotation
// sets it back where it belongs.
var d = document.getElementById("d");
d.style.transform = 'rotate(45deg)';
document.documentElement.removeAttribute('class');
}
window.addEventListener("MozReftestInvalidate", doTest);
</script>
<div id="d">test</div>
<!-- d2 covers up d completely so that we don't get a reftest failure due to a difference
between the rendering of an 'active transform' (transformed via layers) vs an inactive
transform (transformed via D2D or cairo) -->
<div id="d2">test</div>
</body>
</html>