Merge "Add a hostside Java lib to read proto paths" into main am: 1f560279

Original change: https://android-review.googlesource.com/c/platform/build/+/3271535



Change-Id: I19e2d58d4b1fee865881e1040bccd72b625e8f8a
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>