[Webkit-unassigned] [Bug 155787] New: Share style by sharing substructures, not RenderStyle itself

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=155787

            Bug ID: 155787
           Summary: Share style by sharing substructures, not RenderStyle
                    itself
    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

Current approach where we share RenderStyle objects between elements leads to lot of awkward and bug-prone code. Most of the RenderStyle consists of shareable substructures. It is better to just share those.

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