1 files changed, 30 insertions, 0 deletions
diff --git a/layout/xul/tree/crashtests/601427.html b/layout/xul/tree/crashtests/601427.html
new file mode 100644
index 0000000000..cd9574eef6
--- /dev/null
+++ b/layout/xul/tree/crashtests/601427.html
@@ -0,0 +1,30 @@
+<!DOCTYPE html>
+<html class="reftest-wait">
+<script>
+
+var onPaintFunctions =
+[
+  function() { document.documentElement.style.MozAppearance = "treeheadersortarrow"; },
+  function() { document.documentElement.style.position = "fixed"; },
+  function() { document.documentElement.removeAttribute("class"); }
+];
+
+var i = 0;
+
+function advance()
+{
+  var f = onPaintFunctions[i++];
+  if (f)
+    f();
+}
+
+function start()
+{
+  window.addEventListener("MozAfterPaint", advance, true);
+  advance();
+}
+
+window.addEventListener("load", start, false);
+
+</script>
+</html>