[Webkit-unassigned] [Bug 88196] REGRESSION (r96393): In some cases, generated content is never shown

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=88196





--- Comment #8 from Antti Koivisto <koivisto at iki.fi>  2012-06-27 07:00:46 PST ---
(From update of attachment 148539)
View in context: https://bugs.webkit.org/attachment.cgi?id=148539&action=review

> Source/WebCore/ChangeLog:21
> +        (WebCore::SelectorChecker::checkOneSelector):
> +        While obtaining the shared style (if any) for the current element we return false from
> +        checkOneSelector() for the pseudo-element case. This is because our SelectorChecker's
> +        mode is set to that of ResolvingStyle and we thus fail the initial condition check.
> +
> +        To avoid the same have added another value (SharingRules) to the Mode enum and the same
> +        can be set for the SelectorChecker before calling on locateSharedStyle().

I don't understand the logic of this fix. The explanation here is not particularly enlightening. What exactly is the problem and how does the patch solve it?

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