[Bug 20105] Nothing in the spec really defines how changes to token lists change the underlying string

https://www.w3.org/Bugs/Public/show_bug.cgi?id=20105

--- Comment #5 from Erik Arvidsson <arv@chromium.org> ---
WebKit implements this as a single change to the attribute. I think this is
important for performance reasons too.

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Received on Tuesday, 4 December 2012 15:58:24 UTC