[empathy] Factor out call_new_with_streams()

[Guillaume Desmottes <gdesmott src gnome org>]

commit b6b5e35d96ac4d2bc2cb070d2bb0613992008f5d
Author: Guillaume Desmottes <guillaume desmottes collabora co uk>
Date:   Tue Sep 20 16:40:03 2011 +0200

    Factor out call_new_with_streams()
    
    https://bugzilla.gnome.org/show_bug.cgi?id=659594

 libempathy-gtk/empathy-call-utils.c |   27 ++++++++++++++++++++++-----
 1 files changed, 22 insertions(+), 5 deletions(-)
---
diff --git a/libempathy-gtk/empathy-call-utils.c b/libempathy-gtk/empathy-call-utils.c
index eb01fe2..a30e080 100644
--- a/libempathy-gtk/empathy-call-utils.c
+++ b/libempathy-gtk/empathy-call-utils.c
@@ -163,8 +163,9 @@ create_call_channel_cb (GObject *source,
       NULL);
 }
 
-void
-empathy_call_new_with_streams (const gchar *contact,
+/* Try to request a Call channel and fallback to StreamedMedia if that fails */
+static void
+call_new_with_streams (const gchar *contact,
     TpAccount *account,
     gboolean initial_audio,
     gboolean initial_video,
@@ -173,29 +174,45 @@ empathy_call_new_with_streams (const gchar *contact,
   GHashTable *call_request, *streamed_media_request;
   TpAccountChannelRequest *call_req, *streamed_media_req;
 
+  /* Call */
   call_request = empathy_call_create_call_request (contact,
       initial_audio,
       initial_video);
 
+  call_req = tp_account_channel_request_new (account, call_request, timestamp);
+
+  g_hash_table_unref (call_request);
+
+  /* StreamedMedia */
   streamed_media_request = empathy_call_create_streamed_media_request (
       contact, initial_audio, initial_video);
 
-  call_req = tp_account_channel_request_new (account, call_request, timestamp);
   streamed_media_req = tp_account_channel_request_new (account,
       streamed_media_request,
       timestamp);
 
+  g_hash_table_unref (streamed_media_request);
+
   tp_account_channel_request_create_channel_async (call_req,
       EMPATHY_CALL_BUS_NAME, NULL,
       create_call_channel_cb,
       streamed_media_req);
 
-  g_hash_table_unref (call_request);
-  g_hash_table_unref (streamed_media_request);
   g_object_unref (call_req);
 }
 
 void
+empathy_call_new_with_streams (const gchar *contact,
+    TpAccount *account,
+    gboolean initial_audio,
+    gboolean initial_video,
+    gint64 timestamp)
+{
+  call_new_with_streams (contact, account, initial_audio, initial_video,
+      timestamp);
+}
+
+void
 empathy_call_set_stream_properties (GstElement *element)
 {
   GstStructure *props;