chromium/content/test/data/accessibility/aom/aom-live-region-expected-android.txt

android.webkit.WebView focusable focused
++android.view.View role_description='marquee'
++android.view.View role_description='marquee' live_region_type=1
++android.view.View role_description='status' live_region_type=2
++android.view.View role_description='alert' live_region_type=2