[gtk/wip/settings-portal: 6/8] Use a simpler sandbox check

[Matthias Clasen <matthiasc src gnome org>]

commit 356eb2cfc4613f7831999fa01fab15cd6fbf2455
Author: Matthias Clasen <mclasen redhat com>
Date:   Thu Nov 1 13:31:10 2018 -0400

    Use a simpler sandbox check
    
    No need to use the runtime dir and allocate a string.
    We can just check in /.

 gdk/gdk.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/gdk/gdk.c b/gdk/gdk.c
index b6c3bda972..6a8bb6dc82 100644
--- a/gdk/gdk.c
+++ b/gdk/gdk.c
@@ -272,7 +272,7 @@ gdk_running_in_sandbox (void)
   char *path;
   gboolean ret;
 
-  path = g_build_filename (g_get_user_runtime_dir (), "flatpak-info", NULL);
+  path = g_build_filename ("/.flatpak-info", NULL);
   ret = g_file_test (path, G_FILE_TEST_EXISTS);
   g_free (path);