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

AXWebArea
++AXList AXSubrole=AXContentList AXSelectedChildren=[] AXVisibleChildren=[:3, :5, :7]
++++AXGroup AXDescription='1'
++++++AXStaticText AXValue='Item 1'
++++AXGroup AXDescription='2'
++++++AXStaticText AXValue='Item 2'
++++AXGroup AXDescription='3'
++++++AXStaticText AXValue='Item 3'