[gtk+] docs: unmap signal will always be emitted when a widget is unmapped

[Javier Jardón <jjardon src gnome org>]

commit 33fd2104b7bfffd383d38d97acd6137ae7465639
Author: Javier Jardón <jjardon gnome org>
Date:   Mon Dec 20 21:45:08 2010 +0000

    docs: unmap signal will always be emitted when a widget is unmapped
    
    Since commit 9552152dd9c4c51fcb2847fdd15e118dd3c363f1

 gtk/gtkwidget.c |    6 +-----
 1 files changed, 1 insertions(+), 5 deletions(-)
---
diff --git a/gtk/gtkwidget.c b/gtk/gtkwidget.c
index d261b13..97a1f44 100644
--- a/gtk/gtkwidget.c
+++ b/gtk/gtkwidget.c
@@ -2160,13 +2160,9 @@ gtk_widget_class_init (GtkWidgetClass *klass)
    * @widget: the object which received the signal
    * @event: (type Gdk.EventAny): the #GdkEventAny which triggered this signal
    *
-   * The ::unmap-event signal may be emitted when the @widget's window is
+   * The ::unmap-event signal will be emitted when the @widget's window is
    * unmapped. A window is unmapped when it becomes invisible on the screen.
    *
-   * For performance reasons GTK+ may not emit ::unmap-event, so one
-   * should always also implement ::unrealize in order to release
-   * resources and disconnect signal handlers.
-   *
    * To receive this signal, the #GdkWindow associated to the widget needs
    * to enable the #GDK_STRUCTURE_MASK mask. GDK will enable this mask
    * automatically for all new windows.