[mutter/wayland] wayland-surface: Don't clean up the buffer_destroy_listener twice

[Jasper St. Pierre <jstpierre src gnome org>]

commit 1f7a6bf84582b860a21782275faaafa68fcf9b20
Author: Jasper St. Pierre <jstpierre mecheye net>
Date:   Sat Feb 1 16:29:09 2014 -0500

    wayland-surface: Don't clean up the buffer_destroy_listener twice
    
    double_buffered_state_destroy will do this for us.

 src/wayland/meta-wayland-surface.c |    4 ----
 1 files changed, 0 insertions(+), 4 deletions(-)
---
diff --git a/src/wayland/meta-wayland-surface.c b/src/wayland/meta-wayland-surface.c
index c8b1a50..d33b9f3 100644
--- a/src/wayland/meta-wayland-surface.c
+++ b/src/wayland/meta-wayland-surface.c
@@ -517,10 +517,6 @@ meta_wayland_surface_free (MetaWaylandSurface *surface)
   compositor->surfaces = g_list_remove (compositor->surfaces, surface);
 
   meta_wayland_buffer_reference (&surface->buffer_ref, NULL);
-
-  if (surface->pending.buffer)
-    wl_list_remove (&surface->pending.buffer_destroy_listener.link);
-
   double_buffered_state_destroy (&surface->pending);
 
   meta_wayland_compositor_repick (compositor);