[wp-trac] [WordPress Trac] #57552: Backport loading inert polyfill into an iframe

[WordPress Trac]

#57552: Backport loading inert polyfill into an iframe
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 Reporter:  wildworks    |      Owner:  (none)
     Type:  enhancement  |     Status:  new
 Priority:  normal       |  Milestone:  Awaiting Review
Component:  Editor       |    Version:
 Severity:  normal       |   Keywords:
  Focuses:               |
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 This ticket tracks the addition of inert polyfill to the iframe editor
 instance.
 It's a backport from the Gutenberg plugin.
 (https://github.com/WordPress/gutenberg/pull/47398)

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Ticket URL: <https://core.trac.wordpress.org/ticket/57552>
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