code: public void setSecurityPolicyType(com.google.api.ads.admanager.axis.v201808.SecurityPolicyType securityPolicyType) {
          this.securityPolicyType = securityPolicyType;
      }
docs: Sets the securityPolicyType value for this SecurityPolicySettings.
  
  @param securityPolicyType   * Type of security policy. This determines which other fields
  should be populated. This value is
  required for a valid security policy.