[gnome-system-log] filter-manager: remove unnecessary cast

[Cosimo Cecchi <cosimoc src gnome org>]

commit 22da1083bc56294365e95955327439a4aab15eb8
Author: Xavier Lehmann <xlehmann free fr>
Date:   Fri Mar 18 10:34:37 2016 -0700

    filter-manager: remove unnecessary cast
    
    https://bugzilla.gnome.org/show_bug.cgi?id=763843

 src/logview-filter-manager.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/logview-filter-manager.c b/src/logview-filter-manager.c
index 753fc3a..18d68cc 100644
--- a/src/logview-filter-manager.c
+++ b/src/logview-filter-manager.c
@@ -212,7 +212,7 @@ on_dialog_add_edit_reponse (GtkWidget *dialog, int response_id,
         GdkRGBA foreground_color;
         gtk_color_chooser_get_rgba (GTK_COLOR_CHOOSER (color_foreground),
                                     &foreground_color);
-        g_object_set (G_OBJECT (tag), 
+        g_object_set (tag,
                       "foreground-rgba", &foreground_color,
                       "foreground-set", TRUE, NULL);
       }