add support for constraint layout's DATA list

Change-Id: Ia301ad235dcfd5a5c2bb13bfa6daa753f9206800
diff --git a/tools/droiddoc/templates-sdk/lists.cs b/tools/droiddoc/templates-sdk/lists.cs
index ede8c43..f08abba 100644
--- a/tools/droiddoc/templates-sdk/lists.cs
+++ b/tools/droiddoc/templates-sdk/lists.cs
@@ -1,6 +1,7 @@
 var <?cs
   if:reference.testSupport ?>SUPPORT_TEST_<?cs
-  elif: reference.wearableSupport ?>SUPPORT_WEARABLE_<?cs 
+  elif: reference.wearableSupport ?>SUPPORT_WEARABLE_<?cs
+  elif: reference.constraintSupport ?>CONSTRAINT_<?cs
   /if ?>DATA = [
 <?cs each:page = docs.pages
 ?>      { id:<?cs var: page.id ?>, label:"<?cs var:page.label ?>", link:"<?cs var:page.link ?>", type:"<?cs var:page.type ?>", deprecated:"<?cs var:page.deprecated ?>" }<?cs if:!last(page) ?>,<?cs /if ?>