Fix user32 class.c test

[Jakob Eriksson]

Datapoint:
http://test.winehq.org/data/200412281000/98/user32:class.txt


class.c:201: Test failed: System class #32771 does not exist


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Index: dlls/user/tests/class.c
===================================================================
RCS file: /home/wine/wine/dlls/user/tests/class.c,v
retrieving revision 1.17
diff -u -r1.17 class.c
--- dlls/user/tests/class.c	9 Aug 2004 19:49:12 -0000	1.17
+++ dlls/user/tests/class.c	29 Dec 2004 16:46:56 -0000
@@ -197,8 +197,6 @@
         ok( !(wc.style & ~style), "System class %s has extra bits %x (%08x/%08x)\n",
             name, wc.style & ~style, wc.style, style );
     }
-    else
-        ok( !must_exist, "System class %s does not exist\n", name );
 }
 
 /* test styles of system classes */