Merge remote-tracking branch 'aosp/upstream-master' into master

* aosp/upstream-master:
  Add expansion functions to options parser
  Add support to write desugared outputs to a directory RELNOTES: n/a
  Add name of missing class to ClassNotFoundException
  Add support to read inputs from directories
  Create "internal" category of command-line options.
  Refactor options converter logic
  Add a flag (--only_desugar_javac9_for_lint) to disable desugaring lambda expressions for Android Lint.

Test: m -j ANDROID_COMPILE_WITH_JACK=false checkbuild
tree: 4287a03003b29b55dd87bd3e9d99701fcf99f34f
  1. java/
  2. Android.mk
  3. copy.bara.sky
  4. manifest.txt