Consider Mozilla, the privacy maniacs. Even they let proprietary and intrusive DRM plugin inside, though it is totally contradicts FOSS approach https://news.ycombinator.com/item?id=7746585
This is life -- you have to take other parties interests into account or you will be buried.
Start block all tracking garbage by default and sites will ban your users, forcing them to choose another product.
Speaking about Google: when you're (unlike Apple) making most of your revenue from ads, any hostile action to ad industry will be considered hypocrisy and unfair competition