This basically means you want Google to donate solely to the Dems and nothing for the Republicans, or at least greatly skew the ratio. And that would mean Google would be officially coming out as putting its grubby hands on the scale for the 2020 election.
And since everything on the internet goes through Google, this means they get to play kingmaker.
Is this the precedent you want to set? Is this the world you want to live in? Choose carefully.