chromium/content/test/data/accessibility/html/img-empty-alt-expected-mac.txt

AXWebArea
++AXGroup
++++AXStaticText AXValue=' '
++++AXStaticText AXValue=' '
++++AXStaticText AXValue=' '
++++AXStaticText AXValue=' '
++++AXImage AXDescription='To get missing image descriptions, open the context menu.'
++++AXStaticText AXValue=' '
++++AXImage AXDescription='full'