api-templates: include type in heading of var-type docs

public/api-builder/angular.io-package/templates/var.template.html

@@ -1,9 +1,15 @@
 {% include "lib/githubLinks.html" -%}
+{% include "lib/paramList.html" -%}
 {% extends 'layout/base.template.html' %}
 
 {% block body %}
 include ../../_util-fns
 .l-main-section
+  h2(class="variable export")
+    pre.prettyprint
+      code.
+        export {$ doc.name $}{$ returnType(doc.returnType) $}
+
   p.location-badge.
     exported from {@link {$ doc.moduleDoc.id $} {$doc.moduleDoc.id $} }
     defined in {$ githubViewLink(doc) $}