How do I migrate EAP6 vault to EAP7 elytron credential-store in domain mode?

Issue

• How do I migrate EAP6 vault to EAP7 elytron credential-store in domain mode?
• How do I migrate the below EAP6 host.xml to EAP7 credential-store in domain mode?

<?xml version='1.0' encoding='UTF-8'?>
<host name="master" xmlns="urn:jboss:domain:1.8">
    <vault>
        <vault-option name="KEYSTORE_URL" value="jboss-eap-6.4/vault/vault.keystore"/>
        <vault-option name="KEYSTORE_PASSWORD" value="MASK-5dOaAVafCSd"/>
        <vault-option name="KEYSTORE_ALIAS" value="vault"/>
        <vault-option name="SALT" value="1234abcd"/>
        <vault-option name="ITERATION_COUNT" value="120"/>
        <vault-option name="ENC_FILE_DIR" value="jboss-eap-6.4/vault/"/>
    </vault>