[gtk+] container: Remove get_render_node() support API

[Benjamin Otte <otte src gnome org>]

commit e2fb9708890ccf66f2fbd8ed5c5b4005311030c4
Author: Benjamin Otte <otte redhat com>
Date:   Tue Nov 15 17:31:24 2016 +0100

    container: Remove get_render_node() support API
    
    It's unused now.

 gtk/gtkcontainer.c        |  147 ---------------------------------------------
 gtk/gtkcontainerprivate.h |    7 --
 2 files changed, 0 insertions(+), 154 deletions(-)
---
diff --git a/gtk/gtkcontainer.c b/gtk/gtkcontainer.c
index 673135f..629eda1 100644
--- a/gtk/gtkcontainer.c
+++ b/gtk/gtkcontainer.c
@@ -3333,150 +3333,3 @@ gtk_container_get_path_for_child (GtkContainer *container,
   return path;
 }
 
-void
-gtk_container_propagate_render_node_for_child (GtkContainer  *container,
-                                               GtkWidget     *child,
-                                               GskRenderer   *renderer,
-                                               GskRenderNode *parent)
-{
-  GskRenderNode *node;
-  GdkWindow *window, *w;
-  GtkAllocation allocation;
-  int x, y;
-  graphene_matrix_t m;
-  graphene_point3d_t tmp;
-
-  if (!_gtk_widget_is_drawable (child))
-    return;
-
-  node = gtk_widget_get_render_node (child, renderer);
-  if (node == NULL)
-    return;
-
-  /* translate coordinates. Ugly business, that. */
-  if (!_gtk_widget_get_has_window (GTK_WIDGET (container)))
-    {
-      gtk_widget_get_clip (GTK_WIDGET (container), &allocation);
-      x = -allocation.x;
-      y = -allocation.y;
-    }
-  else
-    {
-      x = 0;
-      y = 0;
-    }
-
-  window = _gtk_widget_get_window (GTK_WIDGET (container));
-
-  for (w = _gtk_widget_get_window (child); w && w != window; w = gdk_window_get_parent (w))
-    {
-      int wx, wy;
-      gdk_window_get_position (w, &wx, &wy);
-      x += wx;
-      y += wy;
-    }
-
-  if (w == NULL)
-    {
-      x = 0;
-      y = 0;
-    }
-
-  if (!_gtk_widget_get_has_window (child))
-    {
-      gtk_widget_get_clip (child, &allocation);
-      x += allocation.x;
-      y += allocation.y;
-    }
-
-  graphene_matrix_init_translate (&m, graphene_point3d_init (&tmp, x, y, 0));
-  gsk_render_node_set_transform (node, &m);
-
-  gsk_render_node_append_child (parent, node);
-  gsk_render_node_unref (node);
-}
-
-typedef struct {
-  GtkContainer *container;
-  GskRenderer *renderer;
-  GskRenderNode *parent;
-  GArray *child_infos;
-} RenderData;
-
-static gboolean
-should_propagate_node (GtkWidget  *child,
-                       RenderData *data)
-{
-  if (!_gtk_widget_is_drawable (child))
-    return FALSE;
-
-  return TRUE;
-}
-
-static void
-propagate_render_node (GtkWidget *child,
-                       gpointer   data_)
-{
-  RenderData *data = data_;
-
-  gtk_container_propagate_render_node_for_child (data->container,
-                                                 child,
-                                                 data->renderer,
-                                                 data->parent);
-}
-
-static void
-collect_child_infos (GtkWidget *widget,
-                     gpointer   data_)
-{
-  RenderData *data = data_;
-  ChildOrderInfo info;
-  GList *siblings;
-  GdkWindow *window;
-
-  if (!should_propagate_node (widget, data))
-    return;
-
-  info.child = widget;
-  info.window_depth = G_MAXINT;
-
-  window = _gtk_widget_get_window (widget);
-  if (window == NULL)
-    return;
-
-  if (window != gtk_widget_get_window (GTK_WIDGET (data->container)))
-    {
-      siblings = gdk_window_peek_children (gdk_window_get_parent (window));
-      info.window_depth = g_list_index (siblings, window);
-    }
-
-  g_array_append_val (data->child_infos, info);
-}
-
-void
-gtk_container_propagate_render_node (GtkContainer  *container,
-                                     GskRenderer   *renderer,
-                                     GskRenderNode *parent_node)
-{
-  RenderData data;
-  int i;
-
-  data.container = container;
-  data.renderer = renderer;
-  data.parent = parent_node;
-
-  data.child_infos = g_array_new (FALSE, TRUE, sizeof (ChildOrderInfo));
-
-  gtk_container_forall (container, collect_child_infos, &data);
-
-  g_array_sort (data.child_infos, compare_children_for_draw);
-
-  for (i = 0; i < data.child_infos->len; i++)
-    {
-      ChildOrderInfo *info = &g_array_index (data.child_infos, ChildOrderInfo, i);
-
-      propagate_render_node (info->child, &data);
-    }
-
-  g_array_free (data.child_infos, TRUE);
-}
diff --git a/gtk/gtkcontainerprivate.h b/gtk/gtkcontainerprivate.h
index e1a87dc..c505d55 100644
--- a/gtk/gtkcontainerprivate.h
+++ b/gtk/gtkcontainerprivate.h
@@ -43,13 +43,6 @@ void      _gtk_container_maybe_start_idle_sizer (GtkContainer *container);
 void      gtk_container_get_children_clip       (GtkContainer  *container,
                                                  GtkAllocation *out_clip);
 
-void      gtk_container_propagate_render_node   (GtkContainer  *container,
-                                                 GskRenderer   *renderer,
-                                                 GskRenderNode *parent_node);
-void      gtk_container_propagate_render_node_for_child   (GtkContainer  *container,
-                                                           GtkWidget     *child,
-                                                           GskRenderer   *renderer,
-                                                           GskRenderNode *parent_node);
 void      gtk_container_snapshot_child          (GtkContainer  *container,
                                                  GtkWidget     *child,
                                                  GtkSnapshot   *snapshot);