[metacity] compositor: add empty meta_compositor_sync_stack

[Alberts Muktupāvels <muktupavels src gnome org>]

commit 0c601799319d90ec477640f28b97196a691f030d
Author: Alberts Muktupāvels <alberts muktupavels gmail com>
Date:   Mon Feb 27 01:46:31 2017 +0200

    compositor: add empty meta_compositor_sync_stack

 src/compositor/meta-compositor.c |    6 ++++++
 src/include/meta-compositor.h    |    3 +++
 2 files changed, 9 insertions(+), 0 deletions(-)
---
diff --git a/src/compositor/meta-compositor.c b/src/compositor/meta-compositor.c
index ee0c19a..86d4125 100644
--- a/src/compositor/meta-compositor.c
+++ b/src/compositor/meta-compositor.c
@@ -347,6 +347,12 @@ meta_compositor_unmaximize_window (MetaCompositor *compositor,
   compositor_class->unmaximize_window (compositor, window);
 }
 
+void
+meta_compositor_sync_stack (MetaCompositor *compositor,
+                            GList          *stack)
+{
+}
+
 MetaDisplay *
 meta_compositor_get_display (MetaCompositor *compositor)
 {
diff --git a/src/include/meta-compositor.h b/src/include/meta-compositor.h
index 1df3646..7555d11 100644
--- a/src/include/meta-compositor.h
+++ b/src/include/meta-compositor.h
@@ -92,6 +92,9 @@ void             meta_compositor_maximize_window    (MetaCompositor     *composi
 void             meta_compositor_unmaximize_window  (MetaCompositor     *compositor,
                                                      MetaWindow         *window);
 
+void             meta_compositor_sync_stack         (MetaCompositor     *compositor,
+                                                     GList              *stack);
+
 MetaDisplay     *meta_compositor_get_display        (MetaCompositor     *compositor);
 
 G_END_DECLS