Remove tests for have_unicode.

Lib/test/test_sys.py

@@ -169,9 +169,7 @@ class SysModuleTest(unittest.TestCase):
                               "raise SystemExit(47)"])
         self.assertEqual(rc, 47)
 
-
     def test_getdefaultencoding(self):
-        if test.test_support.have_unicode:
         self.assertRaises(TypeError, sys.getdefaultencoding, 42)
         # can't check more than the type, as the user might have changed it
         self.assert_(isinstance(sys.getdefaultencoding(), basestring))
@@ -328,7 +326,6 @@ class SysModuleTest(unittest.TestCase):
         self.assert_(isinstance(sys.executable, basestring))
         self.assert_(isinstance(sys.hexversion, int))
         self.assert_(isinstance(sys.maxint, int))
-        if test.test_support.have_unicode:
         self.assert_(isinstance(sys.maxunicode, int))
         self.assert_(isinstance(sys.platform, basestring))
         self.assert_(isinstance(sys.prefix, basestring))