Merge "Add test case for usb tethering."
am: 221a18be24

Change-Id: Ie5c7adddad27fad1de8b1bb5306a5e29b5947641
tree: 45c216c014a51f38902a90d8d54909d254b243b2
  1. acts/
  2. tools/
  3. wts-acts/
  4. Android.mk
  5. PREUPLOAD.cfg