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layer at (0,0) size 800x34
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    RenderBlock {xhtml:div} at (0,0) size 800x17
      RenderText {#text} at (0,0) size 630x17
        text run at (0,0) width 630: "This test checks whether CSS21 attribute selectors are re-evaluated after attribute changes in xml elements."
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      RenderInline (generated) at (0,0) size 54x17
        RenderText at (0,0) size 54x17
          text run at (0,0) width 54: "PASSED"
