Good luck finding a browser where the ceo or vps behind it agree 100% with anyone's views.
Unless you can point out that his (asshole, imho) views affected how he worked for Mozilla, than doing what you are doing is as bad as people that fired or did not purchased from companies supporting gay rights.
Easy, the dude openly and activly opposes the basic legal equality of gay people. Given that he runs the place, that creates a hostile working for gay people. End of story.
Unless you can point out that his (asshole, imho) views affected how he worked for Mozilla, than doing what you are doing is as bad as people that fired or did not purchased from companies supporting gay rights.