1 android.webkit.WebView focusable focused scrollable
2 ++android.widget.GridView collection row_count=2 column_count=1
4 ++++++android.view.View clickable collection_item name='Cell at level 1' row_span=1 column_span=1
6 ++++++android.view.View clickable collection_item name='Cell at level 2' row_index=1 row_span=1 column_span=1