Firstly, Mozilla is a technology organization, not a political one.

Secondly, is marriage really a civil right? If you say yes, explain why campaigners aren't fighting to allow brother to marry sister, mother to marry son, or polygamous marriages which have a long history in many cultures?

I think there are many people who would agree that Eich should not have been forced out for his views and donation, and those who pushed the issue are just as intolerant and bigoted as they claim Eich to be. Tolerance works both ways.