@Override
  public void toData(DataOutput out,
      SerializationContext context) throws IOException {
    super.toData(out, context);
    out.writeInt(processorId);
    DataSerializer.writeObject(id, out);
  }
Removes the distribution manager that is started up from the current DM's list of members.

This method is invoked on the receiver side
geode-core/src/main/java/org/apache/geode/distributed/internal/ShutdownMessage.java