Permission API: "persistent-storage" property

Category: Offline / Storage
Type: New or changed feature
Status: Enabled by default (Chrome 71)
Intent stage: None

Summary

The "persistent-storage" property is a new permission for the Permission API. The permission state can already be queried with navigator.storage.persisted(), with this change navigator.permissions.query({name:"persistent-storage"}) can be used as well.

Standards & signals

Specification: https://storage.spec.whatwg.org
Firefox: Shipped/Shipping
Safari: No signal
Web developers: No signals
Tracking bug: https://crbug.com/878525

Docs: https://storage.spec.whatwg.org/#persistence

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