Viewport <#document> at [0,0] [0+0+0 800 0+0+0] [0+0+0 600 0+0+0] children: not-inline
  BlockContainer <html> at [0,0] [0+0+0 800 0+0+0] [0+0+0 118 0+0+0] [BFC] children: not-inline
    BlockContainer <body> at [8,8] [8+0+0 784 0+0+8] [8+0+0 102 0+0+8] children: inline
      frag 0 from SVGSVGBox start: 0, length: 0, rect: [9,9 100x100] baseline: 102
      SVGSVGBox <svg#outer> at [9,9] [0+1+0 100 0+1+0] [0+1+0 100 0+1+0] [SVG] children: inline
        TextNode <#text> (not painted)
        SVGGraphicsBox <use> at [9,9] [0+0+0 100 0+0+0] [0+0+0 100 0+0+0] children: inline
          SVGSVGBox <svg#whee> at [9,9] [0+0+0 100 0+0+0] [0+0+0 100 0+0+0] [SVG] children: inline
            TextNode <#text> (not painted)
            SVGGeometryBox <rect> at [9,9] [0+0+0 50 0+0+0] [0+0+0 50 0+0+0] children: inline
              TextNode <#text> (not painted)
        TextNode <#text> (not painted)
      TextNode <#text> (not painted)

ViewportPaintable (Viewport<#document>) [0,0 800x600]
  PaintableWithLines (BlockContainer<HTML>) [0,0 800x118]
    PaintableWithLines (BlockContainer<BODY>) [8,8 784x102]
      SVGSVGPaintable (SVGSVGBox<svg>#outer) [8,8 102x102]
        SVGGraphicsPaintable (SVGGraphicsBox<use>) [9,9 100x100]
          SVGSVGPaintable (SVGSVGBox<svg>#whee) [9,9 100x100]
            SVGPathPaintable (SVGGeometryBox<rect>) [9,9 50x50]

SC for Viewport<#document> [0,0 800x600] [children: 1] (z-index: auto)
 SC for BlockContainer<HTML> [0,0 800x118] [children: 0] (z-index: auto)
