@Override
  public void setSSLProperties(Properties sslProperties) {
    checkReadOnly();
    this.sslProperties = sslProperties;
    if (this.sslProperties == null) {
      this.sslProperties = new Properties();
    }
    configChanged();
  }
Removes previously registered listener of this config.
geode-core/src/main/java/org/apache/geode/admin/internal/DistributedSystemConfigImpl.java