since dijit.form.Button widget no longer has <button> node, refs #11003
since dijit.form.Button widget no longer has <button> node, refs #11003

git-svn-id: 674a2d6b1e32e53f607eb824547723f32280967e@21956 560b804f-0ae3-0310-86f3-f6aa0a117693

redaktor/deliteful