Unreviewed. Remove some suspicious looking code in an attempt to fix EWS bots.
Enable WinEWS test again.

* bindings/scripts/preprocessor.pm:
(applyPreprocessor):
* Scripts/webkitpy/tool/commands/earlywarningsystem.py:
(WinEWS):


git-svn-id: http://svn.webkit.org/repository/webkit/trunk@146793 268f45cc-cd09-0410-ab3c-d52691b4dbfc