Added BaseAdapter.setAutofillOptions()

Also changed ArrayAdapter to use it, when set.

Fixes: 37518906
Test: cts-tradefed run commandAndExit cts-dev -m CtsWidgetTestCases  -t android.widget.cts.BaseAdapterTest
Test: cts-tradefed run commandAndExit cts-dev -m CtsWidgetTestCases  -t android.widget.cts.ArrayAdapterTest
Test: m update-api

Change-Id: I5e883555b0fb9d084b57b9239595bf0632fc41af
5 files changed