[brasero] build: fix a build warning

[Cosimo Cecchi <cosimoc src gnome org>]

commit 7e3d1174cecc13b641710313249d4c5f46231534
Author: Cosimo Cecchi <cosimoc gnome org>
Date:   Thu Sep 1 14:30:53 2011 -0400

    build: fix a build warning
    
    https://bugzilla.gnome.org/show_bug.cgi?id=657989

 libbrasero-media/brasero-medium-selection.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/libbrasero-media/brasero-medium-selection.c b/libbrasero-media/brasero-medium-selection.c
index 01fd50d..bdf2044 100644
--- a/libbrasero-media/brasero-medium-selection.c
+++ b/libbrasero-media/brasero-medium-selection.c
@@ -819,9 +819,9 @@ brasero_medium_selection_medium_removed_cb (BraseroMediumMonitor *monitor,
 }
 
 static void
-brasero_medium_selection_constructed (BraseroMediumSelection *object)
+brasero_medium_selection_constructed (GObject *object)
 {
-	brasero_medium_selection_set_show_used_space (object);
+	brasero_medium_selection_set_show_used_space (BRASERO_MEDIUM_SELECTION (object));
 }
 
 static void