[Webkit-unassigned] [Bug 66634] New: Inserting <style> nodes in the DOM can be REALLY slow

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=66634

           Summary: Inserting <style> nodes in the DOM can be REALLY slow
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: Macintosh Intel
        OS/Version: Mac OS X 10.7
            Status: UNCONFIRMED
          Severity: Normal
          Priority: P2
         Component: New Bugs
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: marc.hoyois at gmail.com


The command

document.body.appendChild(document.createElement("style"));

is way too slow on some pages.
Run it for example on http://www.google.com/ (seems instantaneous), and on http://www.w3.org/TR/DOM-Level-3-Core/core.html (takes about 1 second!).

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