Bug 1380301 - Add windows.h include to nsLookAndFeel.h r=heycam

MozReview-Commit-ID: Js9Kc73VXS1

--HG--
extra : rebase_source : 05b984cc3aa219dddc10faf22de046d03144bf45

widget/windows/nsLookAndFeel.h

@@ -6,6 +6,8 @@
 #ifndef __nsLookAndFeel
 #define __nsLookAndFeel
 
+#include <windows.h>
+
 #include "nsXPLookAndFeel.h"
 #include "gfxFont.h"
 #include "mozilla/RangedArray.h"