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: inline
        SVGForeignObjectBox <foreignObject> at (8,8) content-size 0x0 children: not-inline
          BlockContainer <div> at (8,8) content-size 100x18 children: inline
            frag 0 from TextNode start: 0, length: 3, rect: [8,8 27.15625x18] baseline: 13.796875
                "foo"
            TextNode <#text>

ViewportPaintable (Viewport<#document>) [0,0 800x600]
  PaintableWithLines (BlockContainer<HTML>) [0,0 800x116]
    PaintableWithLines (BlockContainer<BODY>) [8,8 784x100]
      SVGSVGPaintable (SVGSVGBox<svg>) [8,8 100x100]
        SVGForeignObjectPaintable (SVGForeignObjectBox<foreignObject>) [8,8 0x0] overflow: [8,8 100x18]
          PaintableWithLines (BlockContainer<DIV>) [8,8 100x18]
            TextPaintable (TextNode<#text>)
