[Webkit-unassigned] [Bug 156846] New: RenderStyle should not be refcounted

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=156846

            Bug ID: 156846
           Summary: RenderStyle should not be refcounted
    Classification: Unclassified
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: Layout and Rendering
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: koivisto at iki.fi
                CC: simon.fraser at apple.com

RenderStyle refcounts its substructures. We no longer share RenderStyle objects between renderers so there is no reason to refcount the RenderStyles themselves too. Making it a non-refcounted type clarifies ownership relations, reduces branchiness and saves some memory.

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