[Webkit-unassigned] [Bug 213243] New: O(n^2) behavior in media query resolution

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=213243

            Bug ID: 213243
           Summary: O(n^2) behavior in media query resolution
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: CSS
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: koivisto at iki.fi

RuleSet::evaluteDynamicMediaQueryRules has complexity num(media queries) * num(style rules) for queries that flip value.

This can become significant for pages that have 1000s of media queries.

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