server: Post a message to the desktop window when the cursor clip rectangle changes.
diff --git a/server/trace.c b/server/trace.c
index 553ba4d..06fe545 100644
--- a/server/trace.c
+++ b/server/trace.c
@@ -3896,6 +3896,7 @@
     fprintf( stderr, ", x=%d", req->x );
     fprintf( stderr, ", y=%d", req->y );
     dump_rectangle( ", clip=", &req->clip );
+    fprintf( stderr, ", clip_msg=%08x", req->clip_msg );
 }
 
 static void dump_set_cursor_reply( const struct set_cursor_reply *req )