am 47c6bc46: (-s ours) am 1750e12b: am ad21a1f6: (-s ours) Merge "Revert "DO NOT MERGE: Add generic IP packet code and use it for GRE."" into klp-dev

* commit '47c6bc4613aa83b6ed3576c438543ec6a0276215':
  Revert "DO NOT MERGE: Add generic IP packet code and use it for GRE."