--- a/phonesrv_plat/converged_call_engine_api/inc/mcceconferencecallobserver.h	Thu Aug 19 10:28:14 2010 +0300
+++ b/phonesrv_plat/converged_call_engine_api/inc/mcceconferencecallobserver.h	Tue Aug 31 15:45:17 2010 +0300
@@ -40,15 +40,15 @@
       /** A call has been removed from the conference. */
       ECCEConferenceCallRemoved, 
       /** Names of the two calls used to build the conference call returned in aCallName. */
-      ECCEConferenceBuilt,	   
+      ECCEConferenceBuilt,     
       /** No name provided */
       ECCEConferenceTerminated,  
       /** No name provided. */
-      ECCEConferenceSwapped,	   
+      ECCEConferenceSwapped,       
       /** Name of the call being seperated. */
-      ECCEConferenceSplit		   
+      ECCEConferenceSplit          
       };
-		
+        
     /** Conference call State. */
     enum TCCEConferenceCallState
       {
@@ -59,7 +59,7 @@
       /** The conference call is in the held, connected state. */
       ECCEConferenceHold
       };
-		
+        
     /** Conference call capabilities. */
     enum TCCEConferenceCallCaps
       {
@@ -117,15 +117,15 @@
     */
     virtual void ErrorOccurred( TCCPConferenceCallError aError  ) = 0;
 
-	/**
-	* Notifies observer the change in call duration.
-	*
-	* @since S60 v3.2
-	* @param aDuration Duration of the call in seconds
-	* return none
-	*/
-	virtual void CallDurationChanged( const TTimeIntervalSeconds aDuration ) = 0;
-	};
+    /**
+    * Notifies observer the change in call duration.
+    *
+    * @since S60 v3.2
+    * @param aDuration Duration of the call in seconds
+    * return none
+    */
+    virtual void CallDurationChanged( const TTimeIntervalSeconds aDuration ) = 0;
+    };