[ekiga] Fix compilation error with latest opal

[Eugen Dedu <ededu src gnome org>]

commit 20022c5bcd1c426d808ace73ccf841dc9025ffe4
Author: Eugen Dedu <Eugen Dedu pu-pm univ-fcomte fr>
Date:   Wed Jun 17 13:14:00 2009 +0200

    Fix compilation error with latest opal

 lib/engine/components/opal/sip-endpoint.cpp |    5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)
---
diff --git a/lib/engine/components/opal/sip-endpoint.cpp b/lib/engine/components/opal/sip-endpoint.cpp
index 06f0c14..a25d214 100644
--- a/lib/engine/components/opal/sip-endpoint.cpp
+++ b/lib/engine/components/opal/sip-endpoint.cpp
@@ -366,8 +366,9 @@ Opal::Sip::EndPoint::send_message (const std::string & _uri,
 {
   if (!_uri.empty () && (_uri.find ("sip:") == 0 || _uri.find (':') == string::npos) && !_message.empty ()) {
 
-    SIPEndPoint::Message (_uri, _message);
-
+    PURL fromAddress;
+    PString conversationId;
+    Message (PURL(_uri), "text/plain;charset=UTF-8", _message, fromAddress, conversationId);
     return true;
   }