Add missing reference to onpagereveal as a content attribute

[noamr]

Closes #9995

• At least two implementers are interested (and none opposed):
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• Tests are written and can be reviewed and commented upon at:
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• Implementation bugs are filed:
  • Chromium: …
  • Gecko: …
  • WebKit: …
  • 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): …
• MDN issue is filed: …
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(See WHATWG Working Mode: Changes for more details.)

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/indices.html ( diff )
/sections.html ( diff )

[mtrootyy]

The "onpagereveal" attribute should be added to not only list of "https://html.spec.whatwg.org/multipage/indices.html#elements-3:the-body-element", but also list of "https://html.spec.whatwg.org/multipage/sections.html#the-body-element:concept-element-attributes".

[noamr]

The "onpagereveal" attribute should be added to not only list of "https://html.spec.whatwg.org/multipage/indices.html#elements-3:the-body-element", but also list of "https://html.spec.whatwg.org/multipage/sections.html#the-body-element:concept-element-attributes".

Thanks, fixed!