Ensure data scheme Workers are same origin with themselves

[shannonbooth]

• At least two implementers are interested (and none opposed):
  • Chromium: Already implemented
  • WebKit: Already implemented
• Tests are written and can be reviewed and commented upon at:
  • [Origin API] Add more test coverage for opaque origin comparison web-platform-tests/wpt#56922
• Implementation bugs are filed:
  • Chromium: Already implemented
  • Gecko: Strongly suspect already implemented.
  • WebKit: Already implemented
  • Deno (only for timers, structured clone, base64 utils, channel messaging, module resolution, web workers, and web storage): Strongly suspect already implemented.
• Corresponding HTML AAM & ARIA in HTML issues & PRs: N/A
• MDN issue is filed: N/A
• The top of this comment includes a clear commit message to use.

(See WHATWG Working Mode: Changes for more details.)

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/workers.html ( diff )