comply with the evilJavaNamingScheme for attribute names

It seems my love of PEP 8 overrode the need for consistentcy
diff --git a/Lib/test/test_unittest.py b/Lib/test/test_unittest.py
index 6a32dbf..cd8f967 100644
--- a/Lib/test/test_unittest.py
+++ b/Lib/test/test_unittest.py
@@ -2362,7 +2362,7 @@
         test.run(result)
         self.assertEqual(events,
                          ['startTest', 'addExpectedFailure', 'stopTest'])
-        self.assertEqual(result.expected_failures[0][0], test)
+        self.assertEqual(result.expectedFailures[0][0], test)
         self.assertTrue(result.wasSuccessful())
 
     def test_unexpected_success(self):
@@ -2377,7 +2377,7 @@
         self.assertEqual(events,
                          ['startTest', 'addUnexpectedSuccess', 'stopTest'])
         self.assertFalse(result.failures)
-        self.assertEqual(result.unexpected_successes, [test])
+        self.assertEqual(result.unexpectedSuccesses, [test])
         self.assertTrue(result.wasSuccessful())