Merge changes Id87b88f6,I67dfba75

* changes:
  [NFCT.TETHER.6] Migrate tetherOffloadGetAndClearStats from netd to mainline
  [NFCT.TETHER.5] Migrate tetherOffloadSetInterfaceQuota from netd to mainline
tree: ebf442636f7437ce02ab9b340356401f0856ae7f
  1. framework/
  2. tests/
  3. Tethering/
  4. .gitignore
  5. OWNERS
  6. PREUPLOAD.cfg
  7. TEST_MAPPING