[rhythmbox] grilo: Do not free GrlRegistry

[Jonathan Matthew <jmatthew src gnome org>]

commit 5f31720815ea08dac9b4401147ad5144501c0a48
Author: Juan A. Suarez Romero <jasuarez igalia com>
Date:   Wed Jul 23 22:38:18 2014 +0000

    grilo: Do not free GrlRegistry
    
    It is a singleton.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=733636

 plugins/grilo/rb-grilo-plugin.c |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)
---
diff --git a/plugins/grilo/rb-grilo-plugin.c b/plugins/grilo/rb-grilo-plugin.c
index 1ad072e..2816be2 100644
--- a/plugins/grilo/rb-grilo-plugin.c
+++ b/plugins/grilo/rb-grilo-plugin.c
@@ -248,7 +248,6 @@ impl_deactivate     (PeasActivatable *bplugin)
        g_hash_table_destroy (plugin->sources);
        plugin->sources = NULL;
 
-       g_object_unref (plugin->registry);
        plugin->registry = NULL;
 
        if (plugin->emit_cover_art_id != 0) {