[Webkit-unassigned] [Bug 222398] Activating Reader View permanently sets window.PublicKeyCredential to undefined

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=222398

--- Comment #8 from Chris Dumez <cdumez at apple.com> ---
(In reply to Chris Dumez from comment #7)
> (In reply to matthew from comment #6)
> > I played around a bit and identified a few other things that become
> > undefined after toggling Safari's Reader View:
> > 
> > window.AuthenticatorAssertionResponse
> > window.AuthenticatorAttestationResponse
> > window.AuthenticatorResponse
> > window.Credential
> > window.CredentialsContainer
> > window.PublicKeyCredential
> > 
> > @Chris: I apologize if this wasn't the appropriate place to raise this
> > issue, I didn't really know where else to post this to...that's on me for
> > conflating the two projects.
> 
> In all fairness. I am not entirely sure if the bug is on WebKit side of
> Safari side. I would have thought the Safari side since reader mode is a
> Safari feature. That said, it is interesting that this is only impacting
> crypto/auth-related properties.

This could be an issue with interfaces marked as [SecureContext] in the IDL. My bet is that it impacts window.Cache & window.MediaDevices too. If so, this is likely a WebKit bindings bug.

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