[jsonrpc-glib] message: handle unboxing a{sv} messages

[Christian Hergert <chergert src gnome org>]

commit 22596c53bd829c9c6ee249850d9d87b5f2ab4ac8
Author: Christian Hergert <chergert redhat com>
Date:   Tue Apr 24 21:19:39 2018 -0700

    message: handle unboxing a{sv} messages

 src/jsonrpc-message.c | 4 ++++
 1 file changed, 4 insertions(+)
---
diff --git a/src/jsonrpc-message.c b/src/jsonrpc-message.c
index c335dd4..19e4704 100644
--- a/src/jsonrpc-message.c
+++ b/src/jsonrpc-message.c
@@ -612,12 +612,16 @@ gboolean
 jsonrpc_message_parse (GVariant *message,
                        ...)
 {
+  g_autoptr(GVariant) unboxed = NULL;
   gboolean ret;
   va_list args;
 
   if (message == NULL)
     return FALSE;
 
+  if (g_variant_is_of_type (message, G_VARIANT_TYPE_VARIANT))
+    message = unboxed = g_variant_get_variant (message);
+
   if (!g_variant_is_of_type (message, G_VARIANT_TYPE ("a{sv}")))
     return FALSE;