Method postMessage

third_party/subscriptions-project/swg.js:15480–15494

* Posts a message to the iframe with the given data. * * @param {!Object} data

(data)

   * @param {!Object} data
   */
  static postMessage(data) {
    if (!iframeLoaded) {
      buffer.push(data);
      return;
    }
    const postMessageData = Object.assign(
        {
          'buyFlowActivityMode': buyFlowActivityMode,
          'googleTransactionId': googleTransactionId,
          'originTimeMs': originTimeMs,
        },
        data);
    postMessageService.postMessage(
        postMessageData, PayFrameHelper.getIframeOrigin_());
  }

  /**
   * Sets the activity mode.