layer at (0,0) size 800x600
  LayoutView at (0,0) size 800x600
layer at (0,0) size 800x76
  LayoutBlockFlow {HTML} at (0,0) size 800x76
    LayoutBlockFlow {BODY} at (8,8) size 784x60
      LayoutText {#text} at (0,0) size 766x39
        text run at (0,0) width 567: "Simple test of composited iframe content. There should be a blue box with a gray background "
        text run at (567,0) width 199: "inside the black border. The gray"
        text run at (0,20) width 334: "background should fit perfectly within the block border "
        text run at (334,20) width 84: "with no gaps. "
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      LayoutBR {BR} at (0,40) size 0x19
      LayoutText {#text} at (0,0) size 0x0
layer at (100,100) size 440x340
  LayoutIFrame (positioned) {IFRAME} at (100,100) size 440x340 [border: (20px solid #000000)]
    layer at (0,0) size 400x300
      LayoutView at (0,0) size 400x300
    layer at (0,0) size 400x230
      LayoutBlockFlow {HTML} at (0,0) size 400x230
        LayoutBlockFlow {BODY} at (8,10) size 384x210 [bgcolor=#C0C0C0]
    layer at (18,10) size 210x210
      LayoutBlockFlow {DIV} at (10,0) size 210x210 [bgcolor=#0000FF]