code: func InstallHandlers(r *router.Router, base router.MiddlewareChain) {
  	m := CookieAuth.(cookieAuthMethod)
  	if oid, ok := m.Method.(*openid.AuthMethod); ok {
  		oid.InstallHandlers(r, base)
  	}
  	auth.InstallHandlers(r, base)
  	authdbimpl.InstallHandlers(r, base)
  }
docs: // InstallHandlers installs HTTP handlers for various default routes related
  // to authentication system.
  //
  // Must be installed in server HTTP router for authentication to work.