Send parking lot announcement to the channel which parked the call, not the park-ee.

(closes issue #16234)
 Reported by: yeshuawatso
 Patches: 
       20091210__issue16234.diff.txt uploaded by tilghman (license 14)
       20091221__issue16234__1.4.diff.txt uploaded by tilghman (license 14)
 Tested by: yeshuawatso


git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.4@235821 65c4cc65-6c06-0410-ace0-fbb531ad65f3

res/res_features.c

@@ -591,7 +591,8 @@ static int masq_park_call(struct ast_channel *rchan, struct ast_channel *peer, i
 	}
 
 	if (!play_announcement || !orig_chan_name) {
-		orig_chan_name = ast_strdupa(chan->name);
+		/* chan is the channel being parked, peer is the effective park-er */
+		orig_chan_name = ast_strdupa(peer->name);
 	}
 
 	park_status = park_call_full(chan, peer, timeout, extout, orig_chan_name, pu);