am c5b11fcc: am ff83ed2d: am b02dadd4: Merge "Create FieldPacker.getPos() to get the actual amount of data used for FP."

* commit 'c5b11fcc1f4fc4fba988218d0a99a19690398a56':
  Create FieldPacker.getPos() to get the actual amount of data used for FP.