Method replaceChild

src/main/java/org/htmlunit/html/DomNode.java:1218–1225

{@inheritDoc}

(final Node newChild, final Node oldChild)

     * {@inheritDoc}
     */
    @Override
    public Node replaceChild(final Node newChild, final Node oldChild) {
        if (oldChild.getParentNode() != this) {
            throw new DOMException(DOMException.NOT_FOUND_ERR, "Node is not a child of this node.");
        }
        ((DomNode) oldChild).replace((DomNode) newChild);
        return oldChild;
    }

    /**
     * Replaces this node with another node. If the specified node is this node, this