chromium/content/test/data/accessibility/html/combobox-item-visibility-expected-blink.txt

rootWebArea
++genericContainer ignored
++++genericContainer
++++++comboBoxSelect collapsed setSize=3 posInSet=1
++++++++menuListPopup invisible setSize=3
++++++++++menuListOption setSize=3 posInSet=1 selected=true
++++++++++menuListOption invisible setSize=3 posInSet=2 selected=false
++++++++++menuListOption invisible setSize=3 posInSet=3 selected=false