If it was deemed illegal, they could prevent any payments to Google from European banks, effectively barring Google from the most affluent single market in the

If it was deemed illegal, they could prevent any payments to Google from European banks, effectively barring Google from the most affluent single market in the world and we're ignoring how companies making business with other markets aren't automatically exempt from things like VAT, which they are under the current system. Google shareholders would tear down everyone even marginally involved with that decision.