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      RenderBlock {div} at (0,0) size 800x19
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          RenderBlock (inline-block) {div} at (0,0) size 25.22x19
            RenderParagraph (anonymous) at (0,0) size 25.22x19
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                text run at (0,0) width 26: "foo"
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            text run at (25,0) width 27: "bar"