Fix crash on transfer initiated from insreeen menu on Unistim phones. Removed CDR-related code that moved to do_masquarade before.

(closes issue ASTERISK-20417)
Reported by: Rudolf Migalin
........

Merged revisions 377557 from http://svn.asterisk.org/svn/asterisk/branches/1.8


git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/10@377558 65c4cc65-6c06-0410-ace0-fbb531ad65f3

channels/chan_unistim.c

@@ -1956,20 +1956,6 @@ static int attempt_transfer(struct unistim_subchannel *p1, struct unistim_subcha
 		   ast_quiet_chan(peerc);
 		   ast_quiet_chan(peerd); */
 
-		if (peera->cdr && peerb->cdr) {
-			peerb->cdr = ast_cdr_append(peerb->cdr, peera->cdr);
-		} else if (peera->cdr) {
-			peerb->cdr = peera->cdr;
-		}
-		peera->cdr = NULL;
-
-		if (peerb->cdr && peerc->cdr) {
-			peerb->cdr = ast_cdr_append(peerb->cdr, peerc->cdr);
-		} else if (peerc->cdr) {
-			peerb->cdr = peerc->cdr;
-		}
-		peerc->cdr = NULL;
-
 		if (ast_channel_masquerade(peerb, peerc)) {
 			ast_log(LOG_WARNING, "Failed to masquerade %s into %s\n", peerb->name,
 					peerc->name);