Specs: We should rename insertBefore(), but anyone got a suggestion for a better-sounding name?

sky/specs/elements.md

Index: sky/specs/elements.md
diff --git a/sky/specs/elements.md b/sky/specs/elements.md
index 9a88f5a27b8a30cba6329b832b0c8007ae896844..8e53d45d809ec0f77efdbb7859cc1bceb7e6c448 100644
--- a/sky/specs/elements.md
+++ b/sky/specs/elements.md
@@ -39,6 +39,10 @@ abstract class Node extends EventTarget {
     return result as Element;
   }
 
+  // TODO(ianh): rename insertBefore() and insertAfter() since the Web
+  // has an insertBefore() that means something else. What's a good
+  // name, though?
+
   external void _insertBefore(Node node); // O(N) in number of descendants
   // node must be Text or Element, parentNode must be non-null
   void insertBefore(List nodes) {