[mutter] MetaWaylandSurface: Move 'destroying' field

[Jonas Ådahl <jadahl src gnome org>]

commit 335cd8e74c85e7302b0341edc6f9318e05352906
Author: Jonas Ådahl <jadahl gmail com>
Date:   Tue Jun 28 11:55:54 2016 +0800

    MetaWaylandSurface: Move 'destroying' field
    
    It is not related to the gtk_surface extension, so move it to other
    generic fields.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=769936

 src/wayland/meta-wayland-surface.h |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/wayland/meta-wayland-surface.h b/src/wayland/meta-wayland-surface.h
index 967b56f..56e71db 100644
--- a/src/wayland/meta-wayland-surface.h
+++ b/src/wayland/meta-wayland-surface.h
@@ -174,6 +174,7 @@ struct _MetaWaylandSurface
   int32_t offset_x, offset_y;
   GList *subsurfaces;
   GHashTable *outputs_to_destroy_notify_id;
+  gboolean destroying;
 
   /* Buffer reference state. */
   struct {
@@ -207,7 +208,6 @@ struct _MetaWaylandSurface
 
   /* gtk_surface stuff */
   gboolean is_modal;
-  gboolean destroying;
 
   /* wl_subsurface stuff. */
   struct {