Is there a reason you can't use the declarative API to block these websites? Isn't that what you're doing on Safari?
https://developer.chrome.com/docs/extensions/reference/decla...
(Disclosure: I work at Google, speaking only for myself)
https://developer.chrome.com/docs/extensions/reference/decla...
(Disclosure: I work at Google, speaking only for myself)
I thought the rules were static, I see now they can be updated dynamically — which works perfectly for my use case.