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2 LayoutView at (0,0) size 800x600
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8 text run at (0,0) width 536: "Testing masks on compositing layers. Left and right columns should look the same."
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14 LayoutText {#text} at (0,0) size 0x0
15 layer at (39,73) size 200x200 transparent
16 LayoutBlockFlow (relative positioned) {DIV} at (31,31) size 200x200 [bgcolor=#6464FFCC] [border: (10px solid #000000)]
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