user32: Store the builtin class names in Unicode.
diff --git a/dlls/user32/icontitle.c b/dlls/user32/icontitle.c
index 7a185c0..d6995ba 100644
--- a/dlls/user32/icontitle.c
+++ b/dlls/user32/icontitle.c
@@ -45,7 +45,7 @@
  */
 const struct builtin_class_descr ICONTITLE_builtin_class =
 {
-    (LPCSTR)ICONTITLE_CLASS_ATOM, /* name */
+    (LPCWSTR)ICONTITLE_CLASS_ATOM, /* name */
     0,                    /* style */
     NULL,                 /* procA (winproc is Unicode only) */
     IconTitleWndProc,     /* procW */