TemplateStamp: fix TreeWalker

IE/older Safari require all arguments.
Polymer · Nov 1, 2018 · c274670 · c274670
1 parent 5c3bf54
commit c274670
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/lib/mixins/template-stamp.html b/lib/mixins/template-stamp.html
@@ -16,7 +16,8 @@
 
   'use strict';
 
-  const walker = document.createTreeWalker(document);
+  const walker = document.createTreeWalker(document, NodeFilter.SHOW_ALL,
+      null, false);
 
   // 1.x backwards-compatible auto-wrapper for template type extensions
   // This is a clear layering violation and gives favored-nation status to