[gtk+] Remove motif dnd leftovers

[Matthias Clasen <matthiasc src gnome org>]

commit 17b75f2252960262abd427d1b5933f3d13ff6220
Author: Matthias Clasen <mclasen redhat com>
Date:   Wed Aug 23 16:54:53 2017 -0400

    Remove motif dnd leftovers
    
    We don't support Motif DND anymore, so no need to look for
    Motif-specific messages.

 gtk/gtkdnd.c |    5 -----
 1 files changed, 0 insertions(+), 5 deletions(-)
---
diff --git a/gtk/gtkdnd.c b/gtk/gtkdnd.c
index 196b61b..9162e3e 100644
--- a/gtk/gtkdnd.c
+++ b/gtk/gtkdnd.c
@@ -882,11 +882,6 @@ gtk_drag_selection_received (GtkWidget        *widget,
     {
       gtk_drag_finish (context, TRUE, FALSE, time);
     }
-  else if ((target == gdk_atom_intern_static_string ("XmTRANSFER_SUCCESS")) ||
-           (target == gdk_atom_intern_static_string ("XmTRANSFER_FAILURE")))
-    {
-      /* Do nothing */
-    }
   else
     {
       GtkDragDestSite *site;