Cache API is restricted to secure origins

Category: Offline / Storage
Type: New or changed feature
Status: Enabled by default (Chrome 46)
Intent stage: None

Summary

Cache API exposed to window and worker contexts (not just service worker) shipped in Chrome 43. As of Chrome 46, the API is restricted to secure origins (HTTPS only), per https://github.com/slightlyoff/ServiceWorker/issues/709

Standards & signals

Specification: https://slightlyoff.github.io/ServiceWorker/spec/service_worker/
Firefox: Shipped/Shipping
Safari: No signal
Web developers: No signals
Tracking bug: https://code.google.com/p/chromium/issues/detail?id=501380

Docs: https://developer.mozilla.org/en-US/docs/Web/API/Cache https://developer.mozilla.org/en-US/docs/Web/API/Cache/add https://developer.mozilla.org/en-US/docs/Web/API/Cache/addAll https://developer.mozilla.org/en-US/docs/Web/API/Cache/put

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