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diff --git a/testing/web-platform/tests/page-visibility/onvisibilitychange.html b/testing/web-platform/tests/page-visibility/onvisibilitychange.html
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+++ b/testing/web-platform/tests/page-visibility/onvisibilitychange.html
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+<!doctype html>
+<title>onvisibilitychange attribute is a proper event handler</title>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<div id="log"></div>
+<script>
+var ast = new async_test("onvisibilitychange attribute is a proper event handler");
+function startTest() {
+ var iframe1 = document.getElementById("frame1");
+ iframe1.contentWindow.document.onvisibilitychange = ast.step_func(function() {
+ ast.done();
+ });
+ frame1.parentNode.removeChild(frame1);
+}
+</script>
+<iframe id="frame1" src='resources/iframe.html'></iframe>