[gtk/matthiasc/a11y: 35/36] atspicontext: Stub out GetRelationSet

[Matthias Clasen <matthiasc src gnome org>]

commit eeb30cba99de1a5afb837e91099cd8ef546d6c20
Author: Matthias Clasen <mclasen redhat com>
Date:   Sat Oct 10 10:43:59 2020 -0400

    atspicontext: Stub out GetRelationSet
    
    This needs to be fully implemented, for now sending
    an empty relation set back prevents accerciser from
    getting hung up.

 gtk/a11y/gtkatspicontext.c | 5 +++++
 1 file changed, 5 insertions(+)
---
diff --git a/gtk/a11y/gtkatspicontext.c b/gtk/a11y/gtkatspicontext.c
index 0960962a9a..7283e41ccc 100644
--- a/gtk/a11y/gtkatspicontext.c
+++ b/gtk/a11y/gtkatspicontext.c
@@ -372,6 +372,11 @@ handle_accessible_method (GDBusConnection       *connection,
 
       g_dbus_method_invocation_return_value (invocation, g_variant_new ("(i)", idx));
     }
+  else if (g_strcmp0 (method_name, "GetRelationSet") == 0)
+    {
+      GVariantBuilder builder = G_VARIANT_BUILDER_INIT (G_VARIANT_TYPE ("a(ua(so))"));
+      g_dbus_method_invocation_return_value (invocation, g_variant_new ("(a(ua(so)))", &builder));
+    }
   else if (g_strcmp0 (method_name, "GetInterfaces") == 0)
     {
       GtkAccessible *accessible = gtk_at_context_get_accessible (GTK_AT_CONTEXT (self));