Merge changes I54c2258c,I47b2d3ac

* changes:
  [MS38] Remove android.os.HandlerExecutor dependencies
  [MS58] Expose Apis which will be used by data migration utility
tree: 3aa71a4bea7a2837c515f2923c214b8ccaefff0f
  1. framework/
  2. framework-t/
  3. service-t/
  4. services/
  5. tests/