CookieStoreManager interface of the 'Cookie Store API' allows service workers to subscribe to cookie change events. Call
subscribe() on a particular service worker registration to receive change events.
CookieStoreManager has an associated
ServiceWorkerRegistration. Each service worker registration has a cookie change subscription list, which is a list of cookie change subscriptions each containing a name and URL. The methods in this interface allow the service worker to add and remove subscriptions from this list, and to get a list of all subscriptions.
To get a