[aravis] gc_property_node: fix memory leak

[Emmanuel Pacaud <emmanuel src gnome org>]

commit b319fad069c09c674a2baa75f8ed02ceb018b6cd
Author: Emmanuel Pacaud <emmanuel gnome org>
Date:   Wed Aug 20 21:19:43 2014 +0200

    gc_property_node: fix memory leak
    
    https://bugzilla.gnome.org/show_bug.cgi?id=732273

 src/arvgcpropertynode.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/arvgcpropertynode.c b/src/arvgcpropertynode.c
index c9e6cd9..4024476 100644
--- a/src/arvgcpropertynode.c
+++ b/src/arvgcpropertynode.c
@@ -187,7 +187,7 @@ _get_value_data (ArvGcPropertyNode *property_node)
                for (iter = dom_node->first_child; iter != NULL; iter = iter->next_sibling)
                        g_string_append (string, arv_dom_character_data_get_data (ARV_DOM_CHARACTER_DATA 
(iter)));
                g_free (property_node->value_data);
-               property_node->value_data = g_strdup (string->str);
+               property_node->value_data = string->str;
                g_string_free (string, FALSE);
                property_node->value_data_up_to_date = TRUE;
        }