Michael Goderbauer 792c98751f a11y fix for list_demo.dart (#11142)
* a11y fix for list_demo.dart

* fix semantics of persistant bottom sheet
2017-07-10 17:37:21 -07:00
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2017-07-10 17:37:21 -07:00
2017-06-12 16:53:01 -07:00