Index: uspace/app/barber/barber.c
===================================================================
--- uspace/app/barber/barber.c	(revision eff9f8c9bc6db84f8ca580131cbce18ccd92ffa2)
+++ uspace/app/barber/barber.c	(revision 4bf0926eafdfba5eb055645d92feb2f44e40542f)
@@ -308,5 +308,5 @@
 	
 	winreg = argv[1];
-	window_t *main_window = window_open(argv[1],
+	window_t *main_window = window_open(argv[1], NULL,
 	    WINDOW_MAIN | WINDOW_DECORATED, "barber");
 	if (!main_window) {
@@ -315,5 +315,5 @@
 	}
 	
-	frame_canvas = create_canvas(window_root(main_window),
+	frame_canvas = create_canvas(window_root(main_window), NULL,
 	    FRAME_WIDTH, FRAME_HEIGHT, frames[frame]);