[libpeas] Chain-up in PeasExtensionSet.dispose()

[Garrett Regier <gregier src gnome org>]

commit 593503693c7ced999f20f12c772296736ed3e7b8
Author: Garrett Regier <garrettregier gmail com>
Date:   Fri Nov 20 02:22:33 2015 -0800

    Chain-up in PeasExtensionSet.dispose()

 libpeas/peas-extension-set.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/libpeas/peas-extension-set.c b/libpeas/peas-extension-set.c
index 10d39ab..302c149 100644
--- a/libpeas/peas-extension-set.c
+++ b/libpeas/peas-extension-set.c
@@ -315,6 +315,8 @@ peas_extension_set_dispose (GObject *object)
     }
 
   g_clear_object (&priv->engine);
+
+  G_OBJECT_CLASS (peas_extension_set_parent_class)->dispose (object);
 }
 
 static gboolean