[gnome-todo] storage: fix class size issue

[Georges Basile Stavracas Neto <gbsneto src gnome org>]

commit 1b7cc9987d9fe7d98c53eaa4da5a0c1cf05eba74
Author: Georges Basile Stavracas Neto <georges stavracas gmail com>
Date:   Tue Aug 25 19:03:37 2015 -0300

    storage: fix class size issue
    
    We must use GObjectClass in GtdStorageClass, it is
    conceptual.

 src/storage/gtd-storage.h |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/storage/gtd-storage.h b/src/storage/gtd-storage.h
index 61d12c6..a77635b 100644
--- a/src/storage/gtd-storage.h
+++ b/src/storage/gtd-storage.h
@@ -32,7 +32,7 @@ G_DECLARE_DERIVABLE_TYPE (GtdStorage, gtd_storage, GTD, STORAGE, GObject)
 
 struct _GtdStorageClass
 {
-  GObject            parent;
+  GObjectClass       parent;
 
   /* Abstract methods */
   GIcon*             (*get_icon)                                 (GtdStorage         *storage);