New Autofill API: TYPE_CONTEXT_COMMITTED events.

Test: cts-tradefed run commandAndExit cts-dev -m CtsAutoFillServiceTestCases -t android.autofillservice.cts#FillEventHistoryTest
Test: cts-tradefed run commandAndExit cts-dev -m CtsAutoFillServiceTestCases

Fixes: 65130630

Change-Id: I7f0336752be50f6b5f55e01865fe70b6d44dedbe
8 files changed