layer at (0,0) size 800x600
  RenderView at (0,0) size 800x600
layer at (0,0) size 800x600
  RenderBlock {HTML} at (0,0) size 800x600
    RenderBody {BODY} at (8,8) size 784x584
      RenderBlock {DIV} at (0,0) size 784x40
        RenderText {#text} at (0,0) size 765x39
          text run at (0,0) width 765: "This test passes if the div below is a blue 100px square when the deviceScaleFactor is 1, and if it is a 100px green square when"
          text run at (0,20) width 163: "the deviceScaleFactor is 2."
      RenderBlock {DIV} at (0,40) size 120x120 [border: (10px none #000000)]