Revert NotWorking

svn path=/trunk/mcs/; revision=68675

mcs/class/System.Web/Test/System.Web.UI.WebControls/CheckBoxTest.cs

@@ -386,7 +386,6 @@ namespace MonoTests.System.Web.UI.WebControls {
 
 		[Test]
 		[Category ("NunitWeb")]
-		[Category("NotWorking")]   // Uses WebTest.Run, which is broken
 		public void LoadPostData ()  //Just flow and not implementation detail
 		{
 			WebTest t = new WebTest (PageInvoker.CreateOnLoad (LoadPostData_Load));