Add a command-line option to change the boot slot.
am: 637bfd6bc1

Change-Id: I54fd495515fcdd6ae0dd199c7365e93fc57a0689
tree: 4d82012840173e9d49c6ad7b81e5dce3344d4647
  1. common/
  2. guest/
  3. host/
  4. tests/
  5. tools/
  6. Android.bp
  7. Android.mk
  8. OWNERS
  9. TEST_MAPPING