[seahorse] search-provider: use g_icon_serialize()

[Stefan Walter <stefw src gnome org>]

commit fa273b0e9770c0a2db9cd898e23f41c0a3ad4cb2
Author: Cosimo Cecchi <cosimoc gnome org>
Date:   Sat Nov 21 13:58:52 2015 -0800

    search-provider: use g_icon_serialize()
    
    Instead of g_icon_to_string().
    
    https://bugzilla.gnome.org/show_bug.cgi?id=758472

 libseahorse/seahorse-search-provider.c |   14 ++++++++------
 1 files changed, 8 insertions(+), 6 deletions(-)
---
diff --git a/libseahorse/seahorse-search-provider.c b/libseahorse/seahorse-search-provider.c
index 337a9eb..8ade89c 100644
--- a/libseahorse/seahorse-search-provider.c
+++ b/libseahorse/seahorse-search-provider.c
@@ -291,7 +291,8 @@ handle_get_result_metas (SeahorseShellSearchProvider2 *skeleton,
        SeahorseSearchProvider *self = SEAHORSE_SEARCH_PROVIDER (skeleton);
        int i;
        GVariantBuilder builder;
-       char *name, *description, *escaped_description, *icon_string;
+       char *name, *description, *escaped_description;
+       GVariant *icon_variant;
        GIcon *icon;
 
        if (error_request_if_not_loaded (self, invocation))
@@ -324,11 +325,12 @@ handle_get_result_metas (SeahorseShellSearchProvider2 *skeleton,
                        g_free (name);
                }
                if (icon) {
-                       icon_string = g_icon_to_string (icon);
-                       g_variant_builder_add (&builder, "{sv}",
-                                              "gicon",
-                                              icon_string ? g_variant_new_string (icon_string) : NULL);
-                       g_free (icon_string);
+                       icon_variant = g_icon_serialize (icon);
+                       if (icon_variant) {
+                               g_variant_builder_add (&builder, "{sv}",
+                                                      "icon", icon_variant);
+                               g_variant_unref (icon_variant);
+                       }
                        g_object_unref (icon);
                }
                if (description) {