[gimp] app: don't use GET_PRIVATE() before the precondition check

[Michael Natterer <mitch src gnome org>]

commit b24c25d31764a5868e4f6f6a5ce8f002b57330b7
Author: Michael Natterer <mitch gimp org>
Date:   Thu Oct 14 17:33:07 2010 +0200

    app: don't use GET_PRIVATE() before the precondition check

 app/widgets/gimpcontainertreestore.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/app/widgets/gimpcontainertreestore.c b/app/widgets/gimpcontainertreestore.c
index cd1e956..39d564a 100644
--- a/app/widgets/gimpcontainertreestore.c
+++ b/app/widgets/gimpcontainertreestore.c
@@ -333,7 +333,7 @@ gimp_container_tree_store_reorder_item (GimpContainerTreeStore *store,
                                         gint                    new_index,
                                         GtkTreeIter            *iter)
 {
-  GimpContainerTreeStorePrivate *private = GET_PRIVATE (store);
+  GimpContainerTreeStorePrivate *private;
   GimpViewable                  *parent;
   GimpContainer                 *container;