[gtk+] Remove deprecated GDK_DISPLAY_OBJECT macro

[Matthias Clasen <matthiasc src gnome org>]

commit dcda9c3d8c2cea331e83d3261fe0be7ff1eb2e5b
Author: Matthias Clasen <mclasen redhat com>
Date:   Tue Oct 25 16:02:07 2016 -0400

    Remove deprecated GDK_DISPLAY_OBJECT macro

 gdk/gdkdisplay.h |    3 ---
 1 files changed, 0 insertions(+), 3 deletions(-)
---
diff --git a/gdk/gdkdisplay.h b/gdk/gdkdisplay.h
index 24c582e..744652c 100644
--- a/gdk/gdkdisplay.h
+++ b/gdk/gdkdisplay.h
@@ -38,9 +38,6 @@ G_BEGIN_DECLS
 #define GDK_TYPE_DISPLAY              (gdk_display_get_type ())
 #define GDK_DISPLAY(object)           (G_TYPE_CHECK_INSTANCE_CAST ((object), GDK_TYPE_DISPLAY, GdkDisplay))
 #define GDK_IS_DISPLAY(object)        (G_TYPE_CHECK_INSTANCE_TYPE ((object), GDK_TYPE_DISPLAY))
-#ifndef GDK_DISABLE_DEPRECATED
-#define GDK_DISPLAY_OBJECT(object)    GDK_DISPLAY(object)
-#endif
 
 GDK_AVAILABLE_IN_ALL
 GType       gdk_display_get_type (void) G_GNUC_CONST;