[ServiceWorker] Mention self.skipWaiting() instead of event.replace() (#733)

As far as I understand, `event.replace()` is abandoned in favor of `self.skipWaiting()`
You can view, comment on, or merge this pull request online at:

  https://github.com/slightlyoff/ServiceWorker/pull/733

-- Commit Summary --

  * Mention self.skipWaiting() instead of event.replace()

-- File Changes --

    M explainer.md (2)

-- Patch Links --

https://github.com/slightlyoff/ServiceWorker/pull/733.patch
https://github.com/slightlyoff/ServiceWorker/pull/733.diff

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Reply to this email directly or view it on GitHub:
https://github.com/slightlyoff/ServiceWorker/pull/733