Removed #include of wingdi.h and windef.h from winuser.h (and resolved
the resulting compilation failures).

diff --git a/objects/cursoricon.c b/objects/cursoricon.c
index a2051b3..6d64d18 100644
--- a/objects/cursoricon.c
+++ b/objects/cursoricon.c
@@ -32,6 +32,8 @@
 #include <string.h>
 #include <stdlib.h>
 
+#include "windef.h"
+#include "wingdi.h"
 #include "wine/winbase16.h"
 #include "wine/winuser16.h"
 #include "heap.h"