[vala/staging] gtk+-4.0: Update to 3.93.0+f4c1a404

[Rico Tzschichholz <ricotz src gnome org>]

commit 3fdef1d324a72b0004575e215f98c280a13e9c50
Author: Rico Tzschichholz <ricotz ubuntu com>
Date:   Sun Jun 3 22:19:26 2018 +0200

    gtk+-4.0: Update to 3.93.0+f4c1a404

 vapi/gtk+-4.0.vapi | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)
---
diff --git a/vapi/gtk+-4.0.vapi b/vapi/gtk+-4.0.vapi
index a9abad5ff..97eb2ec15 100644
--- a/vapi/gtk+-4.0.vapi
+++ b/vapi/gtk+-4.0.vapi
@@ -5025,7 +5025,6 @@ namespace Gdk {
                [CCode (has_construct_function = false)]
                public Event (Gdk.EventType type);
                public Gdk.Event copy ();
-               public void free ();
                public bool get_axes ([CCode (array_length_cname = "n_axes", array_length_pos = 1.1, 
array_length_type = "guint")] out unowned double[] axes);
                public bool get_axis (Gdk.AxisUse axis_use, out double value);
                public bool get_button (out uint button);
@@ -8140,7 +8139,7 @@ namespace Gtk {
                public bool get_bounding_box_center (out double x, out double y);
                public unowned Gdk.Device? get_device ();
                public GLib.List<weak Gtk.Gesture> get_group ();
-               public unowned Gdk.Event? get_last_event (Gdk.EventSequence sequence);
+               public unowned Gdk.Event? get_last_event (Gdk.EventSequence? sequence);
                public unowned Gdk.EventSequence? get_last_updated_sequence ();
                public bool get_point (Gdk.EventSequence? sequence, out double x = null, out double y = null);
                public Gtk.EventSequenceState get_sequence_state (Gdk.EventSequence sequence);
@@ -11720,8 +11719,6 @@ namespace Gtk {
                [HasEmitter]
                public virtual signal void hide ();
                public virtual signal void hierarchy_changed (Gtk.Widget? previous_toplevel);
-               public virtual signal bool key_press_event (Gdk.Event event);
-               public virtual signal bool key_release_event (Gdk.Event event);
                [HasEmitter]
                public virtual signal bool keynav_failed (Gtk.DirectionType direction);
                [HasEmitter]