Add integration points for WebDriver BiDi load scripts

[jgraham]

These scripts are intended to run early in the Document lifecycle, before any content scripts have run. The actual running of the scripts is defined in the WebDriver BiDi specification, so HTML just needs to call to the relevant algorithm at the correct point in the document lifecycle.

• [ ] At least two implementers are interested (and none opposed):
  • …
  • …
• [ ] Tests are written and can be reviewed and commented upon at:
  • …
• [ ] Implementation bugs are filed:
  • Chrome: …
  • Firefox: …
  • Safari: …
  • Deno (only for timers, structured clone, base64 utils, channel messaging, module resolution, web workers, and web storage): …
  • Node.js (only for timers, structured clone, base64 utils, channel messaging, and module resolution): …

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

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/browsers.html ( diff ) /browsing-the-web.html ( diff ) /infrastructure.html ( diff )