Adapt test_pyclbr to the new version of urllib.py:

The new mac-specific functions must be ignored.

Lib/test/test_pyclbr.py

@@ -164,9 +164,13 @@ class PyclbrTest(TestCase):
         # These were once about the 10 longest modules
         cm('random', ignore=('Random',))  # from _random import Random as CoreGenerator
         cm('cgi', ignore=('log',))      # set with = in module
-        cm('urllib', ignore=('getproxies_registry',
+        cm('urllib', ignore=('_CFNumberToInt32',
+                             '_CStringFromCFString',
+                             'getproxies_registry',
                              'proxy_bypass_registry',
+                             'proxy_bypass_macosx_sysconf',
                              'open_https',
+                             'getproxies_macosx_sysconf',
                              'getproxies_internetconfig',)) # not on all platforms
         cm('pickle')
         cm('aifc', ignore=('openfp',))  # set with = in module