offload - begin ipv4 tethering implementation am: c2b0146045 am: 7c3ecd4aee am: 5ccabb7880

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/1559293

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: I813dc2950cb099fadb4aadd2230bc2292c44823b
tree: 523b2c8f14b09838bc7f9254ab887129a27b48b4
  1. framework/
  2. tests/
  3. Tethering/
  4. .gitignore
  5. OWNERS
  6. PREUPLOAD.cfg
  7. TEST_MAPPING