mozilla/butter — pull request #1195 by cadecairos (2012-10-17 22:06:36+00:00)
Title: [#2574] Make the first run dialog only bouce once

Lighthouse: https://webmademovies.lighthouseapp.com/projects/65733-popcorn-maker/tickets/2574-remove-x-button-and-boumcing-dialog-in-first-run#ticket-2574-2