Bug 1401807 Part 2 - Add a crashtest.
MozReview-Commit-ID: 18oPdP1OplJ
new file mode 100644
--- /dev/null
+++ b/layout/generic/crashtests/1401807.html
@@ -0,0 +1,15 @@
+<html>
+ <head>
+ <style></style>
+ <script>
+ try { o1 = document.createElement('acronym') } catch(e) { }
+ try { o2 = document.createElement('video') } catch(e) { }
+ try { o3 = document.createElement('progress') } catch(e) { }
+ try { document.documentElement.appendChild(o1) } catch(e) { }
+ try { document.documentElement.appendChild(o2) } catch(e) { }
+ try { o1.appendChild(o3) } catch(e) { }
+ try { o3.style.writingMode = 'sideways-lr' } catch(e) { }
+ try { document.styleSheets[0].insertRule('* { -moz-column-width: calc(15px); display: flow-root}', 0); } catch(e) { }
+ </script>
+ </head>
+</html>
--- a/layout/generic/crashtests/crashtests.list
+++ b/layout/generic/crashtests/crashtests.list
@@ -654,8 +654,9 @@ load 1308876-1.html
load 1316649.html
load 1349650.html
asserts-if(browserIsRemote,0-5) load 1349816-1.html # bug 1350352
load 1364361-1.html
load 1367413-1.html
load 1368617-1.html
load 1373586.html
load 1401709.html
+load 1401807.html
