# File lib/devise_ldap_authenticatable/ldap/adapter.rb, line 75
      def self.delete_ldap_param(login, param, password = nil)
        options = {:login => login,
                   :ldap_auth_username_builder => ::Devise.ldap_auth_username_builder,
                   :password => password }

        resource = Devise::LDAP::Connection.new(options)
        resource.delete_param(param)
      end