[Caja] Make defaults in overrides html4-attributes.json consistent with overridden entries (issue164054)

[mikesamuel]

Reviewers: jasvir,

Description:
See the overridden version in html4-attributes.json

Please review this at http://codereview.appspot.com/164054

Affected files:
  M     src/com/google/caja/lang/html/html4-attributes.json


Index: src/com/google/caja/lang/html/html4-attributes.json
===================================================================
--- src/com/google/caja/lang/html/html4-attributes.json (revision 3876)
+++ src/com/google/caja/lang/html/html4-attributes.json (working copy)
@@ -47,12 +47,14 @@
       {
         "key": "SCRIPT::TYPE",
         "description": "content type of script language",
-        "optional": true, "pattern": "text/javascript(;.*)?"
+        "optional": true, "pattern": "text/javascript(;.*)?",
+        "default": "text/javascript"
       },
       {
         "key": "STYLE::TYPE",
         "description": "content type of a style language",
         "optional": true, "pattern": "text/css(;.*)?"
+        "default": "text/css"
       },
       {
         "key": "INPUT::TYPE",