[Webkit-unassigned] [Bug 97504] Don't use StyleSheetList internally

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=97504





--- Comment #3 from Ryosuke Niwa <rniwa at webkit.org>  2012-09-24 20:28:43 PST ---
(From update of attachment 165484)
View in context: https://bugs.webkit.org/attachment.cgi?id=165484&action=review

>> Source/WebCore/dom/Document.cpp:3201
>> +    return m_authorStyleSheetList.get();
> 
> So now we wouldn't create StyleSheetList until it's used by scripts? I think that should be explained in the change log.
> Doesn't this imply that if the author did
> document.styleSheets.foo = 'bar';
> gc(); // Force GC here.
> alert(document.styleSheets.foo); // would give us "undefined"?

Ugh... nvm. Document has a RefPtr to StyleSheetList.

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