Since they don't do that (it's right there in the announcement, which no one in this thread seems to have bothered to read) that whole point is moot:
> The ISRG's approach of working directly with maintainers to support rewriting tools and libraries incrementally falls directly in line with our perspective here at Google.
Then be satisfied that your project is a good enough idea that someone else is willing to put up money to rewrite it using a safe language.
But if you're not the one doing the rewrite, why would google pay you? And if you would be capable of such a rewrite, may be they would pay you to do so.