Merge changes from topic 'am-44b33618f99749f48e7b73f941a7e9a0' into oc-dr1-dev-plus-aosp
* changes:
Autofill sample: Use custom adapter for cc exp years. am: 8e4f496d am: aec96dfb
Autofill sample: added icons, fixed an auth bug, added more comments. am: dd108ebb am: f289b549
Check autofillHints to make sure autofillHint is supported by service. am: bb55ff97 am: 1ffc3b9b