Earlier quoted context omitted.
But the design document only mentions retaining the old API for features that aren't possible with the new API, such as onAuthRequired. So it would still cripple uBlock
What if someone would create a pull request to implement unlock origin natively inside chromium, instead of an extension. If such a PR met all technical criteria, would Chromium project accept it?
On the flip side Chrome's profiles are nice and I wish macOS supported more of it.