[gtk+] widget: Fix size_allocate's out_clip annotation

[Timm Bäder <baedert src gnome org>]

commit 9a3049009e28123f1d3a4b3f4be8638513046232
Author: Timm Bäder <mail baedert org>
Date:   Tue Aug 1 19:39:32 2017 +0200

    widget: Fix size_allocate's out_clip annotation

 gtk/gtkwidget.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/gtk/gtkwidget.c b/gtk/gtkwidget.c
index e5b76ba..a479eda 100644
--- a/gtk/gtkwidget.c
+++ b/gtk/gtkwidget.c
@@ -1644,7 +1644,7 @@ gtk_widget_class_init (GtkWidgetClass *klass)
    * @allocation: (type Gtk.Allocation): the region which has been
    *   allocated to the widget.
    * @baseline: the baseline
-   * @out_clip: (type Gtk.Allocation): Return address for the widget's clip
+   * @out_clip: (out) (type Gtk.Allocation): Return address for the widget's clip
    */
   widget_signals[SIZE_ALLOCATE] =
     g_signal_new (I_("size-allocate"),