Remove incorrect usages of map() in distutils.
Reported by Lisandro Dalcin.
diff --git a/Lib/distutils/cmd.py b/Lib/distutils/cmd.py
index bd560a6..c6572ca 100644
--- a/Lib/distutils/cmd.py
+++ b/Lib/distutils/cmd.py
@@ -158,7 +158,7 @@
         print(indent + header)
         indent = indent + "  "
         for (option, _, _) in self.user_options:
-            option = option.translate(longopt_xlate)
+            option = longopt_xlate(option)
             if option[-1] == "=":
                 option = option[:-1]
             value = getattr(self, option)