Removed remains from times when tests could be run outside of runtests.py.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@17040 bcc190cf-cafb-0310-a4f2-bffc1f526a37

tests/regressiontests/cache/tests.py

@@ -1581,8 +1581,3 @@ class TestEtagWithAdmin(TestCase):
             response = self.client.get('/test_admin/admin/')
             self.assertEqual(response.status_code, 200)
             self.assertTrue(response.has_header('ETag'))
-
-
-if __name__ == '__main__':
-    unittest.main()
-