[planner] Fix leak of GtkItemFactory in resource view

[Maurice van der Pot <mvdpot src gnome org>]

commit 37cbf89a3c4a8301d6effdeaeb92e4024d80f18d
Author: Maurice van der Pot <griffon26 kfk4ever com>
Date:   Fri Nov 20 21:34:51 2009 +0100

    Fix leak of GtkItemFactory in resource view

 src/planner-resource-view.c |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)
---
diff --git a/src/planner-resource-view.c b/src/planner-resource-view.c
index 1263ddd..de44405 100644
--- a/src/planner-resource-view.c
+++ b/src/planner-resource-view.c
@@ -358,6 +358,11 @@ resource_view_finalize (GObject *object)
 
 	view = PLANNER_RESOURCE_VIEW (object);
 
+	if (view->priv->popup_factory) {
+		g_object_unref (view->priv->popup_factory);
+		view->priv->popup_factory = NULL;
+	}
+
 	if (view->priv->property_to_column) {
 		g_hash_table_unref (view->priv->property_to_column);
 		view->priv->property_to_column = NULL;