I just tested, and it works as expected. When relogging in with Google, the window will immediately close, and that’s expected. Wait a few seconds, and you’ll be logged in with the account you used earlier. 
Used this for testing:
I just tested, and it works as expected. When relogging in with Google, the window will immediately close, and that’s expected. Wait a few seconds, and you’ll be logged in with the account you used earlier.
Used this for testing: