[gtk+] gdk: Remove unused function

[Benjamin Otte <otte src gnome org>]

commit 80dcdd3df6760a0ac2bfe4ed25146327280bef1e
Author: Benjamin Otte <otte redhat com>
Date:   Tue Dec 12 03:00:03 2017 +0100

    gdk: Remove unused function
    
    Fun fact: This function was never used.

 gdk/gdkdnd.c        |    6 ------
 gdk/gdkdndprivate.h |    2 --
 2 files changed, 0 insertions(+), 8 deletions(-)
---
diff --git a/gdk/gdkdnd.c b/gdk/gdkdnd.c
index 8456cd2..956be1a 100644
--- a/gdk/gdkdnd.c
+++ b/gdk/gdkdnd.c
@@ -802,12 +802,6 @@ gdk_drag_context_cancel (GdkDragContext      *context,
   g_signal_emit (context, signals[CANCEL], 0, reason);
 }
 
-GList *
-gdk_drag_context_list (void)
-{
-  return contexts;
-}
-
 gboolean
 gdk_drag_context_handle_source_event (GdkEvent *event)
 {
diff --git a/gdk/gdkdndprivate.h b/gdk/gdkdndprivate.h
index 2982bcb..5cb477a 100644
--- a/gdk/gdkdndprivate.h
+++ b/gdk/gdkdndprivate.h
@@ -146,8 +146,6 @@ struct _GdkDragContext {
   guint drop_done : 1; /* Whether gdk_drag_drop_done() was performed */
 };
 
-GList *  gdk_drag_context_list (void);
-
 void     gdk_drag_context_set_device          (GdkDragContext *context,
                                                GdkDevice      *device);
 void     gdk_drag_context_set_cursor          (GdkDragContext *context,