[gtk+] wayland: Remove unused field

[Matthias Clasen <matthiasc src gnome org>]

commit 59e40f3d6f6387bf327c228ffb86abe3c8d2931a
Author: Matthias Clasen <mclasen redhat com>
Date:   Sat Apr 2 14:56:55 2016 -0400

    wayland: Remove unused field

 gdk/wayland/gdkscreen-wayland.c |    4 +---
 1 files changed, 1 insertions(+), 3 deletions(-)
---
diff --git a/gdk/wayland/gdkscreen-wayland.c b/gdk/wayland/gdkscreen-wayland.c
index f7569cb..0109ebf 100644
--- a/gdk/wayland/gdkscreen-wayland.c
+++ b/gdk/wayland/gdkscreen-wayland.c
@@ -66,7 +66,6 @@ struct _GdkWaylandScreen
 
   /* Xinerama/RandR 1.2 */
   GPtrArray *monitors;
-  gint       primary_monitor;
 
   GHashTable *settings;
   GsdXftSettings xft_settings;
@@ -133,7 +132,6 @@ init_multihead (GdkScreen *screen)
   GdkWaylandScreen *screen_wayland = GDK_WAYLAND_SCREEN (screen);
 
   screen_wayland->monitors = g_ptr_array_new_with_free_func (free_monitor);
-  screen_wayland->primary_monitor = 0;
 }
 
 static void
@@ -215,7 +213,7 @@ gdk_wayland_screen_get_n_monitors (GdkScreen *screen)
 static gint
 gdk_wayland_screen_get_primary_monitor (GdkScreen *screen)
 {
-  return GDK_WAYLAND_SCREEN (screen)->primary_monitor;
+  return 0;
 }
 
 static gint