--- a/mmmw_plat/telephony_multimedia_service_api/inc/tmsclientsinkobsrvr.h	Wed Apr 14 16:29:54 2010 +0300
+++ b/mmmw_plat/telephony_multimedia_service_api/inc/tmsclientsinkobsrvr.h	Tue Apr 27 17:11:02 2010 +0300
@@ -11,7 +11,8 @@
  *
  * Contributors:
  *
- * Description: Telephony Multimedia Service
+ * Description: This class provides callback mechanism for TMSClientSink
+ * listeners.
  *
  */
 
@@ -57,7 +58,7 @@
      *      Buffer with recorded data to be emptied by the client.
      *
      */
-    virtual void ProcessBuffer(TMSBuffer* buffer) = 0;
+    virtual void ProcessBuffer(const TMSBuffer* buffer) = 0;
     };
 
 } //namespace TMS