persistent.xml

<?xml version="1.0"?>
<!--
/**
 * Copyright © Magento, Inc. All rights reserved.
 * See COPYING.txt for license details.
 */
-->
<config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:module:Magento_Persistent:etc/./persistent.xsd">
    <instances>
        <blocks>
            <reference id="welcome">
                <name_in_layout>header</name_in_layout>
                <class>Magento\Persistent\Model\Observer</class>
                <method>emulateWelcomeBlock</method>
                <block_type>Magento\Theme\Block\Html\Header</block_type>
            </reference>
            <reference id="top_links">
                <name_in_layout>top.links</name_in_layout>
                <class>Magento\Persistent\Model\Observer</class>
                <method>emulateTopLinks</method>
                <block_type>Magento\Customer\Block\Account\Navigation</block_type>
            </reference>
        </blocks>
    </instances>
</config>