[empathy] Fix build with gst 0.10

[Xavier Claessens <xclaesse src gnome org>]

commit e701e1e8f6881ec4b162f18257322aea3023efac
Author: Xavier Claessens <xavier claessens collabora co uk>
Date:   Mon Oct 29 14:36:04 2012 +0100

    Fix build with gst 0.10
    
    In gstreamer 0.10 gst_debug_bin_to_dot_file() does not exists, it is
    called _gst_debug_bin_to_dot_file(). However in both 0.10 and 1.0
    there is GST_DEBUG_BIN_TO_DOT_FILE() macro that is no-op if gst is
    not build with --gst-enable-gst-debug.

 src/empathy-call-window.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/empathy-call-window.c b/src/empathy-call-window.c
index 95b01d3..6c7f4f2 100644
--- a/src/empathy-call-window.c
+++ b/src/empathy-call-window.c
@@ -1393,7 +1393,7 @@ empathy_call_window_debug_gst_cb (GtkAction *action,
   filename = g_strdup_printf ("%s-%" G_GINT64_FORMAT, prgname,
       g_date_time_to_unix (date_time));
 
-  gst_debug_bin_to_dot_file (GST_BIN (priv->pipeline),
+  GST_DEBUG_BIN_TO_DOT_FILE (GST_BIN (priv->pipeline),
       GST_DEBUG_GRAPH_SHOW_ALL, filename);
 
   dot_dir = g_getenv ("GST_DEBUG_DUMP_DOT_DIR");