code: @UpdateHandler(name = "delete_token_account", file = "CouchDbOneTimeTokenAccount_delete.js")
      public void deleteTokenAccount(final CouchDbGoogleAuthenticatorAccount token) {
          db.callUpdateHandler(stdDesignDocumentId, "delete_token_account", token.getCid(), null);
      }
docs: Delete token without revision checks.
  @param token token to delete