chromium/content/test/data/accessibility/event/live-region-create-expected-win.txt

EVENT_OBJECT_REORDER on <div#container> role=ROLE_SYSTEM_GROUPING
EVENT_OBJECT_SHOW on <div> role=ROLE_SYSTEM_GROUPING
IA2_EVENT_TEXT_INSERTED on <div#container> role=ROLE_SYSTEM_GROUPING new_text={'<obj>' start=1 end=2}