Android Wear Hematite Developer Preview 2 (PWH1.180422.008)
Merge remote-tracking branch 'aosp/upstream-master' into master

* aosp/upstream-master:
  Automatic formatting cleanup of Android *.java files.
  Eagerly close directory content stream again when looking for dumped lambdas RELNOTES: None.
  reflect prefix in additional ClassReader methods for consistency with what happens during visit() RELNOTES: None.

Bug: 70415451
Test: m checkbuild
Change-Id: Ia4743853a34a9c0d315663959eac0dcd0fdb627b