Merge "Adddress NFC API review comments." into nyc-dev
am: 1fef88d8dc

* commit '1fef88d8dc8e25c71dc6b217202593e0f17b2105':
  Adddress NFC API review comments.

Change-Id: Ib327612766f91c583ea0a23e71bac34615edd12d