text: /**
   * @license
   * Copyright 2018 Google Inc. All Rights Reserved.
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *      http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS-IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  /**
   * @fileoverview Externs for PaymentsClient.
   * @externs
   */
  
  /**
   * An object-literal namespace
   */
  google.payments = {};
  google.payments.api = {};
  
  /**
   * The client for interacting with the Google Pay APIs.
   * @constructor
   * @see https://developers.google.com/pay/api/web/client-reference.
   */
  google.payments.api.PaymentsClient = function(paymentOptions, opt_useIframe) {};
  
  /**
   * @see https://developers.google.com/pay/api/web/client-reference#isReadyToPay
   */
  google.payments.api.PaymentsClient.prototype.isReadyToPay = function() {};
  
  /**
   * @see https://developers.google.com/pay/api/web/client-reference#loadPaymentData
   */
  google.payments.api.PaymentsClient.prototype.loadPaymentData = function() {};
  
  /**
   * @see https://developers.google.com/pay/api/web/client-reference#prefetchPaymentData
   */
  google.payments.api.PaymentsClient.prototype.prefetchPaymentData =
      function() {};
  