Filter out internal channels for bridge leave messages and parked call messages

Granted, if you manage to park a Conference announcer channel, something has
gone horrifically wrong.


git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/12@400217 65c4cc65-6c06-0410-ace0-fbb531ad65f3

main/cdr.c

@@ -2171,6 +2171,10 @@ static void handle_bridge_leave_message(void *data, struct stasis_subscription *
 		return;
 	}
 
+	if (filter_channel_snapshot(channel)) {
+		return;
+	}
+
 	CDR_DEBUG(mod_cfg, "Bridge Leave message for %s: %u.%08u\n",
 			channel->name,
 			(unsigned int)stasis_message_timestamp(message)->tv_sec,
@@ -2514,6 +2518,10 @@ static void handle_parked_call_message(void *data, struct stasis_subscription *s
 		return;
 	}
 
+	if (filter_channel_snapshot(channel)) {
+		return;
+	}
+
 	CDR_DEBUG(mod_cfg, "Parked Call message for channel %s: %u.%08u\n",
 			channel->name,
 			(unsigned int)stasis_message_timestamp(message)->tv_sec,