[empathy] protocol-chooser: stop using Butterfly

[Guillaume Desmottes <gdesmott src gnome org>]

commit 3826d723545ab2ecb4f11dce9e0e1b48275516c3
Author: Guillaume Desmottes <guillaume desmottes collabora co uk>
Date:   Fri Nov 11 10:05:49 2011 +0100

    protocol-chooser: stop using Butterfly
    
    It doesn't implement any modern Telepathy API like ContactList for example and
    we now rely on it.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=663829

 libempathy-gtk/empathy-protocol-chooser.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
---
diff --git a/libempathy-gtk/empathy-protocol-chooser.c b/libempathy-gtk/empathy-protocol-chooser.c
index 216e4ff..7adacf4 100644
--- a/libempathy-gtk/empathy-protocol-chooser.c
+++ b/libempathy-gtk/empathy-protocol-chooser.c
@@ -184,6 +184,10 @@ protocol_choosers_add_cm (EmpathyProtocolChooser *chooser,
         /* Haze's SIP implementation is pretty useless (bgo #629736) */
         continue;
 
+      if (!tp_strdiff (cm->name, "butterfly"))
+        /* Butterfly isn't supported any more */
+        continue;
+
       if (tp_strdiff (cm->name, "haze") && !tp_strdiff (saved_cm_name, "haze"))
         {
           GtkTreeIter titer;