[DO NOT MERGE] Add remote toolchain inputs for java and javac.

The two files added in this CL allow us to remotely execute
javac compilations and actions that use java.

Bug: b/166182389
Test: built with prototype remote execution support.
Change-Id: I2dbd654d792bac1ca63471a172eb2534d505f595
Merged-In: I2dbd654d792bac1ca63471a172eb2534d505f595
2 files changed
tree: fef816a287458c292b81158170035d3fd0330503
  1. darwin-x86/
  2. linux-x86/
  3. manifest.xml