Using Google Voice on Chrome with Multiple Sessions

If you share a windows login with someone else in your house, managing account logins in browsers can be tricky. I think I just figured out how to get a secondary account session to work with the Google Chrome Google Voice extension.

- Log in as the second session in Google Chrome.
  https://support.google.com/accounts/answer/1721977?hl=en&rd=1
- Tell the GV extension to use the second account session.
  chrome-extension://kcnhkahnjcbndmmehfkdnkjomaanaooo/options.html