[Webkit-unassigned] [Bug 162778] New: Remove "rem" unit optimization for document element font size changes

Fri Sep 30 03:06:36 PDT 2016

https://bugs.webkit.org/show_bug.cgi?id=162778

            Bug ID: 162778
           Summary: Remove "rem" unit optimization for document element
                    font size changes
    Classification: Unclassified
           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

We track from the parser level if any stylesheet in a document uses any rem units. This is only used to minimally optimize a case where document element's (<html>) font size changes dynamically. In practice such changes are rare.

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