Use the same UI classes for augmented autofill as the standard android autofill.

Bug: 122479403
Test: atest CtsAutoFillServiceTestCases:android.autofillservice.cts.augmented.AugmentedLoginActivityTest
Test: atest CtsAutoFillServiceTestCases # sanity check, 3 are consistently failing due to timeout.
Change-Id: Ida44a5714e1abcfc308a2a8d747b7766202fcb45