Overlay: Add minimal doc blurb for property :child

diff --git a/gtk/gtkoverlay.c b/gtk/gtkoverlay.c
index 6aed2e59f474f7e38064c0e8e489449229a1ea99..c38d548d5f784e13921256f34480a235dae17c3d 100644 (file)
--- a/gtk/gtkoverlay.c
+++ b/gtk/gtkoverlay.c
@@ -317,6 +317,11 @@ gtk_overlay_class_init (GtkOverlayClass *klass)
 
   klass->get_child_position = gtk_overlay_get_child_position;
 
+  /**
+   * GtkOverlay:child: (attributes org.gtk.Property.get=gtk_overlay_get_child org.gtk.Property.set=gtk_overlay_set_child)
+   *
+   * The main child widget.
+   */
   g_object_class_install_property (object_class,
                                    PROP_CHILD,
                                    g_param_spec_object ("child", NULL, NULL,