void add(String peerId, ReplicationPeerConfig peerConfig) {
    peerConfig.getTableCFsMap().keySet().forEach(tn -> table2PeerId.put(tn, peerId));
  }
Used to map region to sync replication peer id.
<p>
TODO: now only support include table options.
hbase-server/src/main/java/org/apache/hadoop/hbase/replication/regionserver/SyncReplicationPeerMappingManager.java