[Webkit-unassigned] [Bug 86813] WebKit spends ~20% of time in HTMLTextAreaElement::defaultValue() when opening a review page

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=86813





--- Comment #15 from Ryosuke Niwa <rniwa at webkit.org>  2012-05-21 12:05:47 PST ---
(In reply to comment #14)
> We could also lazy construct string at finishParsingChildren (paired with beginParsingChildren) but maybe we can do something more general like not replacing all children in the shadow DOM when some nodes match.

Turns out that this requires a considerable amount of refactoring. Let's just replace String by StringBuilder for now.

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