GtkWidget: Start renaming widget->window

This is an automated change doing these command:

git sed -f g gtk_widget_set_has_window gtk_widget_set_has_surface
git sed -f g gtk_widget_get_has_window gtk_widget_get_has_surface
git sed -f g gtk_widget_set_parent_window gtk_widget_set_parent_surface
git sed -f g gtk_widget_get_parent_window gtk_widget_get_parent_surface
git sed -f g gtk_widget_set_window gtk_widget_set_surface
git sed -f g gtk_widget_get_window gtk_widget_get_surface
git sed -f g gtk_widget_register_window gtk_widget_register_surface
git sed -f g gtk_widget_unregister_window gtk_widget_unregister_surface

git checkout NEWS*

1 files changed, 1 insertions, 1 deletions

diff --git a/docs/tools/shooter.c b/docs/tools/shooter.c
index 4e8e02f863..2269b3fddf 100644
--- a/docs/tools/shooter.c
+++ b/docs/tools/shooter.c
@@ -235,7 +235,7 @@ shoot_one (WidgetInfo *info)
       gtk_main_quit ();
     }
 
-  window = gtk_widget_get_window (info->window);
+  window = gtk_widget_get_surface (info->window);
   id = gdk_x11_surface_get_xid (window);
   if (window_is_csd (window))
     decor = (info->include_decorations) ? DECOR_NONE : DECOR_WINDOW_FRAME;