diff -r d45095c2f4f3 -r b1fb57be53fe mmappfw_plat/mpx_playback_common_definition_api/inc/mpxplaybackpluginobserver.h
--- a/mmappfw_plat/mpx_playback_common_definition_api/inc/mpxplaybackpluginobserver.h	Tue Feb 02 00:27:58 2010 +0200
+++ b/mmappfw_plat/mpx_playback_common_definition_api/inc/mpxplaybackpluginobserver.h	Fri Mar 19 09:38:24 2010 +0200
@@ -110,6 +110,18 @@
      */
     virtual void HandlePlaybackMessage(CMPXMessage* /*aMsg*/, 
                                        TInt /*aErr*/) {}
+    
+    
+    /** 
+     * Handle message from plug-in.
+     *
+     * @since S60 9.2
+     * @param aMsg message from the plug-in
+     * @return system error
+    */
+    virtual TInt HandlePlaybackSyncMessage (const CMPXMessage& /*aMsg*/) {return KErrNotSupported;}
+
+    
     };
 
 #endif      // MMPXMPLAYBACKPLUGINOBSERVER_H