devtools/build/commands/deleteSession.js

A Chrome DevTools protocol binding that maps WebDriver commands into Chrome DevTools commands using Puppeteer

/**
 * The Delete Session command closes any top-level browsing contexts associated
 * with the current session, terminates the connection, and finally closes the current session.
 *
 * @alias browser.deleteSession
 * @see https://w3c.github.io/webdriver/#dfn-delete-session
 */
export default async function deleteSession() {
    await this.browser.close();
    this.windows.clear();
    return null;
}