text: /**
   * Copyright 2016 The AMP HTML Authors. 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.
   */
  
  import {validateData, validateSrcPrefix, writeScript} from '../3p/3p';
  
  const validHosts = [
    'https://go.eu.bbelements.com',
    'https://go.idnes.bbelements.com',
    'https://go.goldbachpoland.bbelements.com',
    'https://go.pol.bbelements.com',
    'https://go.idmnet.bbelements.com',
  ];
  
  /**
   * @param {!Window} global
   * @param {!Object} data
   */
  export function ibillboard(global, data) {
    validateData(data, ['src']);
    const {src} = data;
    validateSrcPrefix(validHosts, src);
  
    writeScript(global, src);
  }
  