[gnome-todo/gnome-3-22] list-selector-grid-item: plug unref over non-owned reference

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

commit 2ba2885cf20174fe303f51b4ed0d92cb4c3a5c48
Author: Georges Basile Stavracas Neto <georges stavracas gmail com>
Date:   Wed Nov 30 23:44:35 2016 -0200

    list-selector-grid-item: plug unref over non-owned reference
    
    https://bugzilla.gnome.org/show_bug.cgi?id=774731

 src/views/gtd-list-selector-grid-item.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/views/gtd-list-selector-grid-item.c b/src/views/gtd-list-selector-grid-item.c
index a8debea..a68c581 100644
--- a/src/views/gtd-list-selector-grid-item.c
+++ b/src/views/gtd-list-selector-grid-item.c
@@ -476,7 +476,7 @@ gtd_list_selector_grid_item_set_property (GObject      *object,
       break;
 
     case PROP_TASK_LIST:
-      self->list = g_value_get_object (value);
+      self->list = g_value_dup_object (value);
       g_object_bind_property (self->list,
                               "name",
                               self->title_label,