[gnome-software] Use G_DEFINE_TYPE_WITH_PRIVATE for GsShellCategory

[Kalev Lember <klember src gnome org>]

commit c0e5bad817561286679a0d3e080941322a0ca8e5
Author: Kalev Lember <kalevlember gmail com>
Date:   Thu Mar 27 10:50:13 2014 +0100

    Use G_DEFINE_TYPE_WITH_PRIVATE for GsShellCategory

 src/gs-shell-category.c |    6 ++----
 1 files changed, 2 insertions(+), 4 deletions(-)
---
diff --git a/src/gs-shell-category.c b/src/gs-shell-category.c
index 4b4cbb3..6bb7a66 100644
--- a/src/gs-shell-category.c
+++ b/src/gs-shell-category.c
@@ -39,7 +39,7 @@ struct GsShellCategoryPrivate {
        GtkWidget       *col1_placeholder;
 };
 
-G_DEFINE_TYPE (GsShellCategory, gs_shell_category, G_TYPE_OBJECT)
+G_DEFINE_TYPE_WITH_PRIVATE (GsShellCategory, gs_shell_category, G_TYPE_OBJECT)
 
 void
 gs_shell_category_refresh (GsShellCategory *shell)
@@ -276,7 +276,7 @@ gs_shell_category_init (GsShellCategory *shell)
 {
        GsShellCategoryPrivate *priv;
 
-       priv = G_TYPE_INSTANCE_GET_PRIVATE (shell, GS_TYPE_SHELL_CATEGORY, GsShellCategoryPrivate);
+       priv = gs_shell_category_get_instance_private (shell);
        shell->priv = priv;
 
        priv->col0_placeholder = g_object_ref_sink (gtk_label_new (""));
@@ -308,8 +308,6 @@ gs_shell_category_class_init (GsShellCategoryClass *klass)
        GObjectClass *object_class = G_OBJECT_CLASS (klass);
 
        object_class->finalize = gs_shell_category_finalize;
-
-       g_type_class_add_private (klass, sizeof (GsShellCategoryPrivate));
 }
 
 static void