[gnome-settings-daemon] [xrandr] Hide the status icon before unreffing it

[Jens Granseuer <jensg src gnome org>]

commit f025c82c01646678ac1ab1559728421524721694
Author: Matthias Clasen <mclasen redhat com>
Date:   Sat Nov 14 13:48:23 2009 +0100

    [xrandr] Hide the status icon before unreffing it
    
    Due to a bug in the notification area, repeatedly showing and hiding the
    display status icon leaks whitespace in the notification area. This can be
    avoided by hiding the icon before unreffing it.
    
    Closes bug #601696.

 plugins/xrandr/gsd-xrandr-manager.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)
---
diff --git a/plugins/xrandr/gsd-xrandr-manager.c b/plugins/xrandr/gsd-xrandr-manager.c
index d278397..6cd974f 100644
--- a/plugins/xrandr/gsd-xrandr-manager.c
+++ b/plugins/xrandr/gsd-xrandr-manager.c
@@ -1793,6 +1793,9 @@ status_icon_stop (GsdXrandrManager *manager)
                 g_signal_handlers_disconnect_by_func (
                         priv->status_icon, G_CALLBACK (status_icon_popup_menu_cb), manager);
 
+                /* hide the icon before unreffing it; otherwise we will leak
+                   whitespace in the notification area due to a bug in there */
+                gtk_status_icon_set_visible (priv->status_icon, FALSE);
                 g_object_unref (priv->status_icon);
                 priv->status_icon = NULL;
         }