[gtk+] wayland: Remove GdkWaylandDataDevice typedef

[Carlos Garnacho <carlosg src gnome org>]

commit 1597f31eba0f88efefaa85eea5ca81b39f17ef55
Author: Carlos Garnacho <carlosg gnome org>
Date:   Fri Mar 18 14:11:50 2016 +0100

    wayland: Remove GdkWaylandDataDevice typedef
    
    It's no longer used.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=763859

 gdk/wayland/gdkseat-wayland.h |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)
---
diff --git a/gdk/wayland/gdkseat-wayland.h b/gdk/wayland/gdkseat-wayland.h
index 73c643d..52c73e2 100644
--- a/gdk/wayland/gdkseat-wayland.h
+++ b/gdk/wayland/gdkseat-wayland.h
@@ -31,7 +31,6 @@
 #define GDK_IS_WAYLAND_SEAT_CLASS(c)  (G_TYPE_CHECK_CLASS_TYPE ((c), GDK_TYPE_WAYLAND_SEAT))
 #define GDK_WAYLAND_SEAT_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS ((o), GDK_TYPE_WAYLAND_SEAT, 
GdkWaylandSeatClass))
 
-typedef struct _GdkWaylandSeat GdkWaylandDeviceData;
 typedef struct _GdkWaylandSeat GdkWaylandSeat;
 typedef struct _GdkWaylandSeatClass GdkWaylandSeatClass;