Reftest to ensure removing display:none from foreignObject children works

layout/reftests/svg/foreignObject-display-01.svg

@@ -0,0 +1,22 @@
+<svg xmlns="http://www.w3.org/2000/svg" version="1.1"
+     onload="setTimeout(handleLoad, 0);">
+  <title>Testcase for removing display:none from foreignObject child</title>
+  <script type="application/ecmascript">
+  <![CDATA[
+
+// This is from https://bugzilla.mozilla.org/show_bug.cgi?id=281260
+// The setTimeout is necessary since it was _after_ loading that we failed
+
+function handleLoad(event)
+{
+  document.getElementById('div').style.display = 'block';
+}
+
+  ]]>
+  </script>
+  <rect width="100%" height="100%" fill="red"/>
+  <foreignObject width="100%" height="100%">
+    <div xmlns="http://www.w3.org/1999/xhtml" id="div"
+         style="display:none; background:lime; width:100%; height:100%;"/>
+  </foreignObject>
+</svg>

layout/reftests/svg/reftest.list

@@ -1,4 +1,5 @@
 
+== foreignObject-display-01.svg pass.svg
 == getElementById-a-element-01.svg pass.svg
 == pseudo-classes-01.svg pass.svg
 == pseudo-classes-02.svg pseudo-classes-02-ref.svg