[gtk+] Remove an unused field

[Matthias Clasen <matthiasc src gnome org>]

commit a683629dc7d1c5eacd8692cc691a071916a4e05f
Author: Matthias Clasen <mclasen redhat com>
Date:   Sat Aug 26 19:15:36 2017 -0400

    Remove an unused field
    
    Drag contexts are objects, so there is no need to carry a
    manual refcount around.

 gdk/x11/gdkdnd-x11.c |    2 --
 1 files changed, 0 insertions(+), 2 deletions(-)
---
diff --git a/gdk/x11/gdkdnd-x11.c b/gdk/x11/gdkdnd-x11.c
index dd2d280..8acf7be 100644
--- a/gdk/x11/gdkdnd-x11.c
+++ b/gdk/x11/gdkdnd-x11.c
@@ -74,8 +74,6 @@ struct _GdkX11DragContext
 {
   GdkDragContext context;
 
-  guint   ref_count;
-
   gint start_x;                /* Where the drag started */
   gint start_y;
   guint16 last_x;              /* Coordinates from last event */