Thu, 15 Jan 2015 15:55:04 +0100
Back out 97036ab72558 which inappropriately compared turds to third parties.
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2 <html class="reftest-wait">
3 <head>
4 <style type="text/css">
5 #a {
6 height: 20px;
7 background-color: green;
8 margin-bottom: 0;
9 }
10 #b {
11 height: 20px;
12 background-color: blue;
13 }
14 </style>
15 <script type="text/javascript">
16 function test() {
17 document.getElementById('a').style.marginBottom = '-20px';
18 document.documentElement.removeAttribute('class');
19 }
20 document.addEventListener('MozReftestInvalidate', test, false);
21 </script>
22 </head>
23 <body>
24 <div id="a"></div>
25 <div id="b"></div>
26 </body>
27 </html>