[Webkit-unassigned] [Bug 100514] Lots of time spent under DNSResolveQueue::platformProxyIsEnabledInSystemPreferences

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=100514





--- Comment #4 from Alexey Proskuryakov <ap at webkit.org>  2012-10-26 09:06:08 PST ---
(From update of attachment 170934)
View in context: https://bugs.webkit.org/attachment.cgi?id=170934&action=review

Nice!

> Source/WebCore/ChangeLog:9
> +        DNSResolveQueue::platformProxyIsEnabledInSystemPreferences gets called for every link in
> +        the document. The function is relatively slow.

This is not quite accurate, but close enough in effect. It happens (1) if the queue is empty, which should not affect performance, and (2) when firing the timer, which can indeed.

> Source/WebCore/ChangeLog:18
> +            Add constructor. Also fixes a bug, m_requestsInFlight was not initialized.

This is a regression from <http://trac.webkit.org/changeset/112396>.

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