Viewport <#document> at (0,0) content-size 800x600 children: not-inline
  BlockContainer <html> at (0,0) content-size 800x116 [BFC] children: not-inline
    BlockContainer <body> at (8,8) content-size 784x100 children: inline
      frag 0 from SVGSVGBox start: 0, length: 0, rect: [8,8 100x100] baseline: 100
      SVGSVGBox <svg> at (8,8) content-size 100x100 [SVG] children: not-inline
        SVGGeometryBox <path> at (28,28) content-size 60x60 children: not-inline

ViewportPaintable (Viewport<#document>) [0,0 800x600]
  PaintableWithLines (BlockContainer<HTML>) [0,0 800x116]
    PaintableWithLines (BlockContainer<BODY>) [8,8 784x100]
      SVGSVGPaintable (SVGSVGBox<svg>) [8,8 100x100]
        SVGPathPaintable (SVGGeometryBox<path>) [28,28 60x60]
