Merge branch 'stable-2.16'

* stable-2.16:
  Upgrade bazlets to latest stable-2.16 to build with 2.16.2 API
  LfsApiServlet.java: Format with google-java-format
  Upgrade bazlets to latest stable-2.16 to build with 2.16.1 API
  Upgrade bazlets to latest stable-2.16 to build with 2.16 API

Change-Id: I4178d95cbf0db7dd39b77d65930e5dd615c66e69