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chromium/content/test/data/accessibility/aria/aria-presentation-in-list-expected-mac.txt 

AXWebArea
++AXList AXSubrole=AXContentList
++++AXGroup
++++++AXListMarker AXValue='%E2%80%A2 '
++++++AXStaticText AXValue='One'
++++AXGroup
++++++AXListMarker AXValue='%E2%80%A2 '
++++++AXStaticText AXValue='Two'
++++++AXStaticText AXValue=' '
++++++AXStaticText AXValue='Three'