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

AXWebArea
++AXList AXSubrole=AXContentList AXSize={w: 400, h: 400}
++++AXGroup AXSize={w: 400, h: 200}
++++++AXStaticText AXValue='One'
++++AXGroup AXSize={w: 400, h: 200}
++++++AXStaticText AXValue='Two'