[empathy] call-utils: use TpAccountChannelRequest higher level API

[Guillaume Desmottes <gdesmott src gnome org>]

commit 25f83bd5627ab9812cd1e402863079b7b7fe368f
Author: Guillaume Desmottes <guillaume desmottes collabora co uk>
Date:   Mon Feb 24 15:05:15 2014 +0100

    call-utils: use TpAccountChannelRequest higher level API
    
    https://bugzilla.gnome.org/show_bug.cgi?id=725070

 libempathy-gtk/empathy-call-utils.c |   53 ++++++++++++++--------------------
 libempathy-gtk/empathy-call-utils.h |    6 ++-
 src/empathy-call-handler.c          |    7 +---
 3 files changed, 28 insertions(+), 38 deletions(-)
---
diff --git a/libempathy-gtk/empathy-call-utils.c b/libempathy-gtk/empathy-call-utils.c
index 261205b..c6380ba 100644
--- a/libempathy-gtk/empathy-call-utils.c
+++ b/libempathy-gtk/empathy-call-utils.c
@@ -71,30 +71,6 @@ show_call_error (GError *error)
   gtk_widget_show (dialog);
 }
 
-GHashTable *
-empathy_call_create_call_request (const gchar *contact,
-    gboolean initial_video)
-{
-  GHashTable *asv = tp_asv_new (
-    TP_PROP_CHANNEL_CHANNEL_TYPE, G_TYPE_STRING,
-      TP_IFACE_CHANNEL_TYPE_CALL,
-    TP_PROP_CHANNEL_TARGET_HANDLE_TYPE, G_TYPE_UINT,
-      TP_HANDLE_TYPE_CONTACT,
-    TP_PROP_CHANNEL_TARGET_ID, G_TYPE_STRING,
-      contact,
-    TP_PROP_CHANNEL_TYPE_CALL_INITIAL_AUDIO, G_TYPE_BOOLEAN,
-      TRUE,
-    NULL);
-
-  /* Only add InitialVideo if it is true: it should work
-   * with genuinely voice-only CMs. */
-  if (initial_video)
-    tp_asv_set_boolean (asv, TP_PROP_CHANNEL_TYPE_CALL_INITIAL_VIDEO,
-                        initial_video);
-
-  return asv;
-}
-
 static void
 create_call_channel_cb (GObject *source,
     GAsyncResult *result,
@@ -111,21 +87,36 @@ create_call_channel_cb (GObject *source,
   show_call_error (error);
 }
 
+TpAccountChannelRequest *
+empathy_call_create_call_request (TpAccount *account,
+    const gchar *contact,
+    gboolean initial_video,
+    gint64 timestamp)
+{
+  TpAccountChannelRequest *call_req;
+
+  if (initial_video)
+    call_req = tp_account_channel_request_new_audio_video_call (account,
+        timestamp);
+  else
+    call_req = tp_account_channel_request_new_audio_call (account, timestamp);
+
+  tp_account_channel_request_set_target_id (call_req, TP_HANDLE_TYPE_CONTACT,
+      contact);
+
+  return call_req;
+}
+
 void
 empathy_call_new_with_streams (const gchar *contact,
     TpAccount *account,
     gboolean initial_video,
     gint64 timestamp)
 {
-  GHashTable *call_request;
   TpAccountChannelRequest *call_req;
 
-  /* Call */
-  call_request = empathy_call_create_call_request (contact, initial_video);
-
-  call_req = tp_account_channel_request_new (account, call_request, timestamp);
-
-  g_hash_table_unref (call_request);
+  call_req = empathy_call_create_call_request (account, contact, initial_video,
+      timestamp);
 
   tp_account_channel_request_create_channel_async (call_req,
       EMPATHY_CALL_TP_BUS_NAME, NULL, create_call_channel_cb, NULL);
diff --git a/libempathy-gtk/empathy-call-utils.h b/libempathy-gtk/empathy-call-utils.h
index d8656e8..e35c7e3 100644
--- a/libempathy-gtk/empathy-call-utils.h
+++ b/libempathy-gtk/empathy-call-utils.h
@@ -31,8 +31,10 @@ void empathy_call_new_with_streams (const gchar *contact,
     gboolean initial_video,
     gint64 timestamp);
 
-GHashTable * empathy_call_create_call_request (const gchar *contact,
-    gboolean initial_video);
+TpAccountChannelRequest * empathy_call_create_call_request (TpAccount *account,
+    const gchar *contact,
+    gboolean initial_video,
+    gint64 timestamp);
 
 TpSendingState empathy_call_channel_get_video_state (TpCallChannel *self);
 void empathy_call_channel_send_video (TpCallChannel *self,
diff --git a/src/empathy-call-handler.c b/src/empathy-call-handler.c
index 4351ded..2935c2a 100644
--- a/src/empathy-call-handler.c
+++ b/src/empathy-call-handler.c
@@ -887,7 +887,6 @@ empathy_call_handler_start_call (EmpathyCallHandler *handler,
   EmpathyCallHandlerPriv *priv = GET_PRIV (handler);
   TpAccountChannelRequest *req;
   TpAccount *account;
-  GHashTable *request;
 
   if (priv->call != NULL)
     {
@@ -917,16 +916,14 @@ empathy_call_handler_start_call (EmpathyCallHandler *handler,
   g_assert (priv->contact != NULL);
 
   account = empathy_contact_get_account (priv->contact);
-  request = empathy_call_create_call_request (
-      empathy_contact_get_id (priv->contact), priv->initial_video);
 
-  req = tp_account_channel_request_new (account, request, timestamp);
+  req = empathy_call_create_call_request (account,
+      empathy_contact_get_id (priv->contact), priv->initial_video, timestamp);
 
   tp_account_channel_request_create_and_handle_channel_async (req, NULL,
       empathy_call_handler_request_cb, handler);
 
   g_object_unref (req);
-  g_hash_table_unref (request);
 }
 
 /**