Maybe prototype.js guys have something very profound in their mind, but I don't see it.

This error is hidden during normal execution, but in the unit test where we report caught exceptions, this breaks some tests.

git-svn-id: https://hudson.dev.java.net/svn/hudson/trunk/hudson/main@34872 71c3de6d-444a-0410-be80-ed276b4c234a

war/src/main/webapp/scripts/prototype.js

@@ -1183,7 +1183,7 @@ Ajax.Request.prototype = Object.extend(new Ajax.Base(), {
 
   evalResponse: function() {
     try {
-      return eval((this.transport.responseText || '').unfilterJSON());
+      return eval('('+(this.transport.responseText || '').unfilterJSON()+')');
     } catch (e) {
       this.dispatchException(e);
     }