Docs: Added that Method References work with earlier API levels am: 11e3f91 am: 89b9ee0 am: a6fbfaf
am: 8f00192

* commit '8f001929cdf8c4aedc544da3ec99c7c1555351de':
  Docs: Added that Method References work with earlier API levels

Change-Id: I913b328242d944be6b4718cc3c32d095dc4b386d