That's not actually true. Brave's system uses a Chromium commit hash as a base, then applies patches on top of that. They'll have to manually move the old API i

That's not actually true. Brave's system uses a Chromium commit hash as a base, then applies patches on top of that. They'll have to manually move the old API implementation into patches and continue to maintain it there. Source: I've collaborated with / worked on Brave in the past.