Move definitions used by tethering bpf code into the module. am: 56be03eb28 am: 69b0769eb0 am: 4d09a87075

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/1601855

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: Ic9fddebf7ed3d384d2c2c89e85d3bbed58d9ea2d
tree: a5b72c042638c2cf4bb105ffbb1f58e8027f3e08
  1. tests/
  2. Tethering/
  3. .gitignore
  4. OWNERS
  5. PREUPLOAD.cfg
  6. TEST_MAPPING