[vala/0.50] gtk4: Update to 4.0

[Rico Tzschichholz <ricotz src gnome org>]

commit 229dd0ec4923b2b7e0df172471cceea987f740b9
Author: Rico Tzschichholz <ricotz ubuntu com>
Date:   Wed Dec 16 20:11:22 2020 +0100

    gtk4: Update to 4.0

 vapi/gtk4.vapi | 20 +++++++-------------
 1 file changed, 7 insertions(+), 13 deletions(-)
---
diff --git a/vapi/gtk4.vapi b/vapi/gtk4.vapi
index 76a34c1ab..49640c14b 100644
--- a/vapi/gtk4.vapi
+++ b/vapi/gtk4.vapi
@@ -4649,10 +4649,8 @@ namespace Gdk {
                public class DeviceXI2 : Gdk.Device {
                        [CCode (has_construct_function = false)]
                        protected DeviceXI2 ();
-                       public Gdk.X11.DeviceType get_device_type ();
                        [CCode (cheader_filename = "gdk/x11/gdkx.h", cname = "gdk_x11_device_get_id")]
                        public int get_id ();
-                       public void set_device_type (Gdk.X11.DeviceType type);
                        [NoAccessorMethod]
                        public int device_id { get; construct; }
                }
@@ -5415,9 +5413,9 @@ namespace Gdk {
                public ToplevelLayout ();
                public Gdk.ToplevelLayout copy ();
                public bool equal (Gdk.ToplevelLayout other);
-               public bool get_fullscreen ();
+               public bool get_fullscreen (out bool fullscreen);
                public unowned Gdk.Monitor? get_fullscreen_monitor ();
-               public bool get_maximized ();
+               public bool get_maximized (out bool maximized);
                public bool get_resizable ();
                public unowned Gdk.ToplevelLayout @ref ();
                public void set_fullscreen (bool fullscreen, Gdk.Monitor? monitor);
@@ -7072,7 +7070,7 @@ namespace Gtk {
                public bool is_activatable ();
                public void set_alignment (float xalign, float yalign);
                public void set_fixed_size (int width, int height);
-               public void set_is_expanded (bool is_expander);
+               public void set_is_expanded (bool is_expanded);
                public void set_is_expander (bool is_expander);
                public void set_padding (int xpad, int ypad);
                public void set_sensitive (bool sensitive);
@@ -7644,10 +7642,6 @@ namespace Gtk {
                [CCode (has_construct_function = false)]
                protected ConstraintLayoutChild ();
        }
-       [CCode (cheader_filename = "gtk/gtk.h", copy_function = "g_boxed_copy", free_function = 
"g_boxed_free", type_id = "gtk_crossing_data_get_type ()")]
-       [Compact]
-       public class CrossingData {
-       }
        [CCode (cheader_filename = "gtk/gtk.h", type_id = "gtk_css_provider_get_type ()")]
        public class CssProvider : GLib.Object, Gtk.StyleProvider {
                [CCode (has_construct_function = false)]
@@ -8566,10 +8560,10 @@ namespace Gtk {
                public bool get_axis (Gdk.AxisUse axis, out double value);
                public bool get_backlog ([CCode (array_length_cname = "n_elems", array_length_pos = 1.1, 
array_length_type = "guint")] out Gdk.TimeCoord[] backlog);
                public unowned Gdk.DeviceTool? get_device_tool ();
-               public signal void down (double object, double p0);
-               public signal void motion (double object, double p0);
-               public signal void proximity (double object, double p0);
-               public signal void up (double object, double p0);
+               public signal void down (double x, double y);
+               public signal void motion (double x, double y);
+               public signal void proximity (double x, double y);
+               public signal void up (double x, double y);
        }
        [CCode (cheader_filename = "gtk/gtk.h", type_id = "gtk_gesture_swipe_get_type ()")]
        public class GestureSwipe : Gtk.GestureSingle {