[gtk+] wayland: Put interface version defines in a common place

[Jonas Ådahl <jadahl src gnome org>]

commit 7b2cdabc2e6eba035a8c74f0421639ea5230031d
Author: Jonas Ådahl <jadahl gmail com>
Date:   Fri Mar 13 21:38:24 2015 +0800

    wayland: Put interface version defines in a common place
    
    So far only one, but put it somewhere all files can see it.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=746141

 gdk/wayland/gdkprivate-wayland.h |    2 ++
 gdk/wayland/gdkwindow-wayland.c  |    2 --
 2 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/gdk/wayland/gdkprivate-wayland.h b/gdk/wayland/gdkprivate-wayland.h
index 8fba6b7..dabd22d 100644
--- a/gdk/wayland/gdkprivate-wayland.h
+++ b/gdk/wayland/gdkprivate-wayland.h
@@ -40,6 +40,8 @@
 
 #include "config.h"
 
+#define WL_SURFACE_HAS_BUFFER_SCALE 3
+
 #define GDK_WINDOW_IS_WAYLAND(win)    (GDK_IS_WINDOW_IMPL_WAYLAND (((GdkWindow *)win)->impl))
 
 GdkKeymap *_gdk_wayland_keymap_new (void);
diff --git a/gdk/wayland/gdkwindow-wayland.c b/gdk/wayland/gdkwindow-wayland.c
index aa77641..b5f51e8 100644
--- a/gdk/wayland/gdkwindow-wayland.c
+++ b/gdk/wayland/gdkwindow-wayland.c
@@ -37,8 +37,6 @@
 #include <string.h>
 #include <errno.h>
 
-#define WL_SURFACE_HAS_BUFFER_SCALE 3
-
 #define WINDOW_IS_TOPLEVEL_OR_FOREIGN(window) \
   (GDK_WINDOW_TYPE (window) != GDK_WINDOW_CHILD &&   \
    GDK_WINDOW_TYPE (window) != GDK_WINDOW_OFFSCREEN)