Then Google's calculus is simply different to yours. For what its worth, I don't think Google's response to this is going to have a significant impact on Google's ability to hire talented people, or that white, heterosexual, cisgendered people are going to feel that their opportunities at Google are likely to be curtailed. Females, I would say, or any other minority within Google, are even less likely to.
Amazon attracts talented staff despite a widespread perception that it's a hellhole to work at (https://www.theverge.com/2015/8/15/9159309/you-probably-dont...). Google, to most people, will continue to represent a dream job.