Svetoslav Ganov 54669f837a AdapterView#isScrollableForAccessibility does not handle null adapter.
1. If an AdapterView has no adapter and the view tries to fire an
   accessibility event we get a null pointer exception.

bug:5439321

Change-Id: Ia3d7a5ad852ef42422d10d8a62c4d3af6792313b
2011-10-10 17:18:24 -07:00
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