remove test_support.TestSkipped and just use unittest.SkipTest
diff --git a/Lib/test/test_py3kwarn.py b/Lib/test/test_py3kwarn.py
index 1e368d5..c4f7b1e 100644
--- a/Lib/test/test_py3kwarn.py
+++ b/Lib/test/test_py3kwarn.py
@@ -1,13 +1,13 @@
 import unittest
 import sys
 from test.test_support import (check_warnings, CleanImport,
-                               TestSkipped, run_unittest)
+                               SkipTest, run_unittest)
 import warnings
 
 from contextlib import nested
 
 if not sys.py3kwarning:
-    raise TestSkipped('%s must be run with the -3 flag' % __name__)
+    raise SkipTest('%s must be run with the -3 flag' % __name__)
 
 def reset_module_registry(module):
     try: