[Bug 21305] New: [Shadow]: :visited selectors are dangerous

https://www.w3.org/Bugs/Public/show_bug.cgi?id=21305

            Bug ID: 21305
           Summary: [Shadow]: :visited selectors are dangerous
    Classification: Unclassified
           Product: WebAppsWG
           Version: unspecified
          Hardware: PC
                OS: Linux
            Status: NEW
          Severity: normal
          Priority: P2
         Component: Component Model
          Assignee: dglazkov@chromium.org
          Reporter: mrbkap@gmail.com
        QA Contact: public-webapps-bugzilla@w3.org
            Blocks: 14978

Insertion points currently allow the :visited pseudo-class to be used to select
child nodes [1]. While useful, implementing this unfortunately re-introduces
the CSS :visited history hack [2]. I don't think there's a safe way of allowing
:visited to be used without reintroducing it.

[1]
https://dvcs.w3.org/hg/webcomponents/raw-file/tip/spec/shadow/index.html#matching-insertion-points
[2] http://dbaron.org/mozilla/visited-privacy

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Received on Friday, 15 March 2013 20:34:32 UTC