Remove the USB code that we will not be porting

Test: TreeHugger (not built)
Bug: 68030162
Change-Id: Iab22212f32158c5cb5c7c8c9ae2b0b9868bec610
31 files changed
tree: 9ca9b09ce306b3ab99dc2a12eec1385f8b75600b
  1. common/
  2. external/
  3. guest/
  4. host/
  5. tools/
  6. Android.bp
  7. Android.mk
  8. BUILD
  9. WORKSPACE