[mutter] SurfaceActorWayland: Destroy frame callbacks when the surface gets destroyed

[Adel Gadllah <agadllah src gnome org>]

commit 038f828ab152a1d96152724adbb47a04a0e235fe
Author: Adel Gadllah <adel gadllah gmail com>
Date:   Sun Aug 9 12:59:44 2015 +0200

    SurfaceActorWayland: Destroy frame callbacks when the surface gets destroyed
    
    https://bugzilla.gnome.org/show_bug.cgi?id=739163

 src/compositor/meta-surface-actor-wayland.c |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)
---
diff --git a/src/compositor/meta-surface-actor-wayland.c b/src/compositor/meta-surface-actor-wayland.c
index 069f6e9..d89f6dc 100644
--- a/src/compositor/meta-surface-actor-wayland.c
+++ b/src/compositor/meta-surface-actor-wayland.c
@@ -423,8 +423,14 @@ meta_surface_actor_wayland_get_surface (MetaSurfaceActorWayland *self)
 void
 meta_surface_actor_wayland_surface_destroyed (MetaSurfaceActorWayland *self)
 {
+  MetaWaylandFrameCallback *callback, *next;
   MetaSurfaceActorWaylandPrivate *priv =
     meta_surface_actor_wayland_get_instance_private (self);
 
+  wl_list_for_each_safe (callback, next, &priv->frame_callback_list, link)
+    {
+      wl_resource_destroy (callback->resource);
+    }
+
   priv->surface = NULL;
 }