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1 files changed, 34 insertions, 0 deletions
diff --git a/layout/reftests/bugs/1553571-1.html b/layout/reftests/bugs/1553571-1.html
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+++ b/layout/reftests/bugs/1553571-1.html
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+<!-- reftest-wait because it takes at least two changes of the transform style before it becomes active -->
+<html class='reftest-wait'>
+<head>
+<script>
+var changesLeft = 10;
+function go() {
+ window.setTimeout(changeit, 0);
+}
+
+function changeit() {
+ var a = document.getElementById("a");
+ a.style.transform = 'scale(' + (256.1 + Math.random()*0.01) + ')';
+
+ if (changesLeft > 0) {
+ --changesLeft;
+ window.setTimeout(changeit, 50);
+ }
+ if (changesLeft == 0) {
+ // 75-100ms is the timeout for expirty from the active layer tracker.
+ // Increase the time between transform tweaks to 74ms to give the reftest the best
+ // chance of running the mozafterpaint handler and checking that there are no more
+ // paints pending so it can finish.
+ window.setTimeout(changeit, 74);
+ document.documentElement.classList.remove("reftest-wait");
+ }
+}
+</script>
+</head>
+<body onload="go();">
+<div id="a" style="width: 1px; height: 1px; position: absolute; left: 200px; top: 200px;">
+ <img style="width: 1px; height: 1px;" src="repeatable-diagonal-gradient.png">
+</div>
+</body>
+</html>