[vala/staging] gtk4: Update to 4.6.0+06ec4ec1

[Rico Tzschichholz <ricotz src gnome org>]

commit 7f95f0fb3f7c207d9c8dfa157e8a4c19d92a4c4b
Author: Rico Tzschichholz <ricotz ubuntu com>
Date:   Fri Feb 4 08:01:10 2022 +0100

    gtk4: Update to 4.6.0+06ec4ec1

 vapi/gtk4.vapi                    | 18 +++++-------------
 vapi/metadata/Gtk-4.0-custom.vala | 10 ----------
 2 files changed, 5 insertions(+), 23 deletions(-)
---
diff --git a/vapi/gtk4.vapi b/vapi/gtk4.vapi
index c322576d4..a388943bb 100644
--- a/vapi/gtk4.vapi
+++ b/vapi/gtk4.vapi
@@ -5744,6 +5744,7 @@ namespace Gdk {
                PAD_RING,
                PAD_STRIP,
                PAD_GROUP_MODE,
+               TOUCHPAD_HOLD,
                EVENT_LAST
        }
        [CCode (cheader_filename = "gdk/gdk.h", cprefix = "GDK_FRAME_CLOCK_PHASE_", type_id = 
"gdk_frame_clock_phase_get_type ()")]
@@ -10901,9 +10902,9 @@ namespace Gtk {
                public void append_repeating_radial_gradient (Graphene.Rect bounds, Graphene.Point center, 
float hradius, float vradius, float start, float end, [CCode (array_length_cname = "n_stops", 
array_length_pos = 7.1, array_length_type = "gsize")] Gsk.ColorStop[] stops);
                public void append_texture (Gdk.Texture texture, Graphene.Rect bounds);
                [DestroysInstance]
-               public Gsk.RenderNode free_to_node ();
+               public Gsk.RenderNode? free_to_node ();
                [DestroysInstance]
-               public Gdk.Paintable free_to_paintable (Graphene.Size? size);
+               public Gdk.Paintable? free_to_paintable (Graphene.Size? size);
                public void gl_shader_pop_texture ();
                public void perspective (float depth);
                public void pop ();
@@ -10929,8 +10930,8 @@ namespace Gtk {
                public void save ();
                public void scale (float factor_x, float factor_y);
                public void scale_3d (float factor_x, float factor_y, float factor_z);
-               public Gsk.RenderNode to_node ();
-               public Gdk.Paintable to_paintable (Graphene.Size? size);
+               public Gsk.RenderNode? to_node ();
+               public Gdk.Paintable? to_paintable (Graphene.Size? size);
                public void transform (Gsk.Transform? transform);
                public void transform_matrix (Graphene.Matrix matrix);
                public void translate (Graphene.Point point);
@@ -13015,15 +13016,6 @@ namespace Gtk {
        [CCode (cheader_filename = "gtk/gtk.h", type_id = "gdk_rectangle_get_type ()")]
        public struct Allocation : Gdk.Rectangle {
        }
-       [CCode (cheader_filename = "gtk/gtk.h", has_type_id = false)]
-       public struct BindingArg {
-               [CCode (cname = "d.long_data")]
-               public long long_data;
-               [CCode (cname = "d.double_data")]
-               public double double_data;
-               [CCode (cname = "d.string_data")]
-               public weak string string_data;
-       }
        [CCode (cheader_filename = "gtk/gtk.h", copy_function = "g_boxed_copy", free_function = 
"g_boxed_free", type_id = "gtk_bitset_iter_get_type ()")]
        public struct BitsetIter {
                public uint get_value ();
diff --git a/vapi/metadata/Gtk-4.0-custom.vala b/vapi/metadata/Gtk-4.0-custom.vala
index c3f98568b..6d2070ecd 100644
--- a/vapi/metadata/Gtk-4.0-custom.vala
+++ b/vapi/metadata/Gtk-4.0-custom.vala
@@ -9,16 +9,6 @@ namespace Gtk {
                public virtual signal void rows_reordered (Gtk.TreePath path, Gtk.TreeIter iter, [CCode 
(array_length = false)] int[] new_order);
        }
 
-       [CCode (has_type_id = false)]
-       public struct BindingArg {
-               [CCode (cname = "d.long_data")]
-               public long long_data;
-               [CCode (cname = "d.double_data")]
-               public double double_data;
-               [CCode (cname = "d.string_data")]
-               public weak string string_data;
-       }
-
        [CCode (has_typedef = false)]
        public delegate void BuildableParserStartElementFunc (BuildableParseContext context, string 
element_name, [CCode (array_length = false, array_null_terminated = true)] string[] attribute_names, [CCode 
(array_length = false, array_null_terminated = true)] string[] attribute_values) throws GLib.Error;
        [CCode (has_typedef = false)]