window: Don't check for subcompositor in window_add_subsurface()

Client should check for subcompositor support up front.  Now
window_add_surface() can never return NULL.

diff --git a/clients/window.c b/clients/window.c
index 7223e37..d701889 100644 (file)
--- a/clients/window.c
+++ b/clients/window.c
@@ -4697,9 +4697,6 @@ window_add_subsurface(struct window *window, void *data,
        struct wl_surface *parent;
        struct wl_subcompositor *subcompo = window->display->subcompositor;
 
-       if (!subcompo)
-               return NULL;
-
        surface = surface_create(window);
        widget = widget_create(window, surface, data);
        wl_list_init(&widget->link);