[JENKINS-53462] Use a workaround to submit the form with a trusted event. No comments on the underlying insanity of hudson-behavior.

war/src/main/webapp/scripts/hudson-behavior.js

@@ -517,7 +517,16 @@ function registerRegexpValidator(e,regexp,message) {
  *      YUI Button widget.
  */
 function makeButton(e,onclick) {
-    var h = e.onclick;
+    var type = e.type;
+    var h = e.onclick || function (event) {
+        if (type && type.toLowerCase() === 'submit') {
+            var target = event.target;
+            var form = findAncestor(target, "FORM");
+            form.submit();
+        } else {
+            //FIXME: get some usecases for else
+        }
+    };
     var clsName = e.className;
     var n = e.name;
     var btn = new YAHOO.widget.Button(e,{});