[gedit] Remove deprecated gtk_widget_unref and code cleanup

[Paolo Borelli <pborelli src gnome org>]

commit cd429311a2e25b0c08a9c54f930f087a4dc9a281
Author: Paolo Borelli <pborelli gnome org>
Date:   Tue Jan 5 14:10:35 2010 +0100

    Remove deprecated gtk_widget_unref and code cleanup

 plugins/filebrowser/gedit-file-browser-widget.c |   27 ++++++++++------------
 1 files changed, 12 insertions(+), 15 deletions(-)
---
diff --git a/plugins/filebrowser/gedit-file-browser-widget.c b/plugins/filebrowser/gedit-file-browser-widget.c
index 6908cc3..8b47b48 100644
--- a/plugins/filebrowser/gedit-file-browser-widget.c
+++ b/plugins/filebrowser/gedit-file-browser-widget.c
@@ -2545,8 +2545,9 @@ static void
 on_model_set (GObject * gobject, GParamSpec * arg1,
 	      GeditFileBrowserWidget * obj)
 {
-	GtkTreeModel *model =
-	    gtk_tree_view_get_model (GTK_TREE_VIEW (gobject));
+	GtkTreeModel *model;
+
+	model = gtk_tree_view_get_model (GTK_TREE_VIEW (gobject));
 
 	clear_signals (obj);
 
@@ -2555,26 +2556,22 @@ on_model_set (GObject * gobject, GParamSpec * arg1,
 
 		/* Add the current location to the back menu */
 		if (obj->priv->current_location) {
-			gtk_menu_shell_prepend (GTK_MENU_SHELL
-						(obj->priv->
-						 location_previous_menu),
-						obj->priv->
-						current_location_menu_item);
-
-			gtk_widget_unref (obj->priv->
-					  current_location_menu_item);
+			GtkAction *action;
+
+			gtk_menu_shell_prepend (GTK_MENU_SHELL (obj->priv->location_previous_menu),
+						obj->priv->current_location_menu_item);
+
+			g_object_unref (obj->priv->current_location_menu_item);
 			obj->priv->current_location = NULL;
 			obj->priv->current_location_menu_item = NULL;
 
-			gtk_action_set_sensitive
-			    (gtk_action_group_get_action
-			     (obj->priv->action_group_sensitive,
-			      "DirectoryPrevious"), TRUE);
+			action = gtk_action_group_get_action (obj->priv->action_group_sensitive,
+							      "DirectoryPrevious");
+			gtk_action_set_sensitive (action, TRUE);
 		}
 
 		gtk_widget_set_sensitive (obj->priv->filter_expander, FALSE);
 
-
 		add_signal (obj, gobject,
 			    g_signal_connect (gobject, "bookmark-activated",
 					      G_CALLBACK