Merge "Merge "Overall improvement on Autofill javadocs for autofillable APIs." into oc-dev am: 9be8c96918 am: 07d2221218" into oc-dr1-dev-plus-aosp
am: d20b1c96d7

Change-Id: I5ef1ecadd0b0bf9ed4ffc4c4ca6b49269035fe64