We have cp932 support in standard distribution now. And there's now

no major codepages unsupported by Python, so remove the eg. case.

Lib/site.py

@@ -311,10 +311,9 @@ class _Helper:
 __builtin__.help = _Helper()
 
 
-# On Windows, some default encodings are not provided
-# by Python (e.g. "cp932" in Japanese locale), while they
-# are always available as "mbcs" in each locale.
-# Make them usable by aliasing to "mbcs" in such a case.
+# On Windows, some default encodings are not provided by Python,
+# while they are always available as "mbcs" in each locale. Make
+# them usable by aliasing to "mbcs" in such a case.
 
 if sys.platform == 'win32':
     import locale, codecs