Viewport <#document> at (0,0) content-size 800x600 children: not-inline
  BlockContainer <html> at (0,0) content-size 800x216 [BFC] children: not-inline
    BlockContainer <body> at (8,8) content-size 784x200 children: not-inline
      BlockContainer <div> at (8,8) content-size 784x200 positioned children: inline
        frag 0 from SVGSVGBox start: 0, length: 0, rect: [8,8 200x200] baseline: 200
        SVGSVGBox <svg> at (8,8) content-size 200x200 [SVG] children: not-inline
          SVGGeometryBox <polygon> at (48,18) content-size 120x170 positioned [BFC] children: not-inline

ViewportPaintable (Viewport<#document>) [0,0 800x600]
  PaintableWithLines (BlockContainer<HTML>) [0,0 800x216]
    PaintableWithLines (BlockContainer<BODY>) [8,8 784x200]
      PaintableWithLines (BlockContainer<DIV>) [8,8 784x200]
        SVGSVGPaintable (SVGSVGBox<svg>) [8,8 200x200]
          SVGPathPaintable (SVGGeometryBox<polygon>) [48,18 120x170]
