Revert "Revert "New protocol for property_service""

This reverts commit 70c4ecf2b562ec643c270d65e0585fe8506d064c.
Bug: http://b/33926793
Bug: http://b/34670529
Test: run bionic-unit-tests --gtest_filter=prop*

Change-Id: I75b28146805ff37fbdcf0543ccb515ee5895eb2a
2 files changed