[vala] gtk+-4.0: Update to 3.93.0+6af4947e

[Rico Tzschichholz <ricotz src gnome org>]

commit 74ccd4688bf9c1d5e81fb519e98d7f3e2bd8a4e1
Author: Rico Tzschichholz <ricotz ubuntu com>
Date:   Sun Dec 10 23:14:01 2017 +0100

    gtk+-4.0: Update to 3.93.0+6af4947e

 vapi/gtk+-4.0.vapi |    7 ++++++-
 1 files changed, 6 insertions(+), 1 deletions(-)
---
diff --git a/vapi/gtk+-4.0.vapi b/vapi/gtk+-4.0.vapi
index b5dad7b..a96955f 100644
--- a/vapi/gtk+-4.0.vapi
+++ b/vapi/gtk+-4.0.vapi
@@ -5171,6 +5171,7 @@ namespace Gdk {
                [Version (since = "3.0")]
                public unowned Gdk.Window get_dest_window ();
                public unowned Gdk.Device get_device ();
+               public unowned Gdk.Display get_display ();
                [Version (since = "3.20")]
                public unowned Gdk.Window? get_drag_window ();
                [Version (since = "3.94")]
@@ -5186,6 +5187,8 @@ namespace Gdk {
                public void set_device (Gdk.Device device);
                [Version (since = "3.20")]
                public void set_hotspot (int hot_x, int hot_y);
+               [Version (since = "3.94")]
+               public Gdk.Display display { get; construct; }
                [Version (since = "3.20")]
                public signal void action_changed (Gdk.DragAction action);
                [Version (since = "3.20")]
@@ -6511,6 +6514,8 @@ namespace Gdk {
        [CCode (cheader_filename = "gdk/gdk.h")]
        public static void drop_finish (Gdk.DragContext context, bool success, uint32 time_);
        [CCode (cheader_filename = "gdk/gdk.h")]
+       public static async void drop_read_async (Gdk.DragContext context, string mime_types, int 
io_priority, GLib.Cancellable? cancellable);
+       [CCode (cheader_filename = "gdk/gdk.h")]
        public static void drop_reply (Gdk.DragContext context, bool accepted, uint32 time_);
        [CCode (cheader_filename = "gdk/gdk.h")]
        [Version (since = "3.0")]
@@ -17027,7 +17032,7 @@ namespace Gtk {
        [CCode (cheader_filename = "gtk/gtk.h")]
        public static void drag_dest_unset (Gtk.Widget widget);
        [CCode (cheader_filename = "gtk/gtk.h")]
-       public static void drag_finish (Gdk.DragContext context, bool success, bool del, uint32 time_);
+       public static void drag_finish (Gdk.DragContext context, bool success, uint32 time_);
        [CCode (cheader_filename = "gtk/gtk.h")]
        public static void drag_get_data (Gtk.Widget widget, Gdk.DragContext context, Gdk.Atom target, uint32 
time_);
        [CCode (cheader_filename = "gtk/gtk.h")]