[nautilus] shell-search: use correct casting

[Carlos Soriano Sánchez <csoriano src gnome org>]

commit e1b7496218e1847d637ec385d2c6d973109ccbbe
Author: Carlos Soriano <csoriano gnome org>
Date:   Wed Mar 9 17:36:28 2016 +0100

    shell-search: use correct casting

 src/nautilus-shell-search-provider.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/nautilus-shell-search-provider.c b/src/nautilus-shell-search-provider.c
index c50d7a9..dd91c29 100644
--- a/src/nautilus-shell-search-provider.c
+++ b/src/nautilus-shell-search-provider.c
@@ -663,7 +663,7 @@ handle_launch_search (NautilusShellSearchProvider2 *skeleton,
   gchar *string = g_strjoinv (" ", terms);
   gchar *uri = nautilus_get_home_directory_uri ();
 
-  nautilus_application_search (app, uri, string);
+  nautilus_application_search (NAUTILUS_APPLICATION (app), uri, string);
 
   g_free (string);
   g_free (uri);