Removed no longer necessary win.h include, added now necessary other
includes (win.h used only by UPDOWN now).

diff --git a/dlls/comctl32/commctrl.c b/dlls/comctl32/commctrl.c
index a01bd23..06ec797 100644
--- a/dlls/comctl32/commctrl.c
+++ b/dlls/comctl32/commctrl.c
@@ -6,7 +6,7 @@
  *
  */
 
-#include "win.h"
+#include "winbase.h"
 #include "heap.h"
 #include "commctrl.h"
 #include "animate.h"