They're finishing up the removal of unmaintained and essentially dead code which started after the Blink fork.
> Isn't Shadow DOM necessary?
To what?
> What is this 60fps on mobile intent and how it relates to Shadow DOM?
Shadow DOM requires hooks throughout the engine. If you remove the hooks (because nobody uses them because shadow dom is not supported) the engine is lighter and executes faster. Hence 60fps goal.
They're finishing up the removal of unmaintained and essentially dead code which started after the Blink fork.
> Isn't Shadow DOM necessary?
To what?
> What is this 60fps on mobile intent and how it relates to Shadow DOM?
Shadow DOM requires hooks throughout the engine. If you remove the hooks (because nobody uses them because shadow dom is not supported) the engine is lighter and executes faster. Hence 60fps goal.