[Webkit-unassigned] [Bug 121899] Optimize strings copies in srcset parser

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=121899





--- Comment #9 from Benjamin Poulain <benjamin at webkit.org>  2013-09-27 14:35:31 PST ---
(In reply to comment #7)
> > srcsetAttribute will stay alive anyway
> 
> What guaranteed this? E.g., can we have a dangling pointer for a while between changing the attribute via DOM and a style recalc?

Even if you were to unref srcsetAttribute, substringSharingImpl ref() the original string, you will not get a dangling pointer.

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