extensions/amp-analytics/0.1/iframe-transport-message-queue.js
/**
   * Send queued data (if there is any) to a cross-domain iframe
   * @private
   */
Send queued data (if there is any) to a cross-domain iframe
@private
Send queued data ( if there is any ) to a cross - domain iframe @private
flushQueue_() {
    if (this.isReady() && this.queueSize()) {
      this.postMessageApi_.send(
        MessageType_Enum.IFRAME_TRANSPORT_EVENTS,
        ({events: this.pendingEvents_})
      );
      this.pendingEvents_ = [];
    }
  }
flushQueue_ ( ) { if ( this . isReady ( ) && this . queueSize ( ) ) { this . postMessageApi_ . send ( MessageType_Enum . IFRAME_TRANSPORT_EVENTS , ( { events : this . pendingEvents_ } ) ) ; this . pendingEvents_ = [ ] ; } }
Send queued data (if there is any) to a cross-domain iframe
 @private
Send queued data ( if there is any ) to a cross - domain iframe @private
/** @type {!JsonObject} */