Handle fetcher credentials on the command line.

This allows the binary to be driven by something else that can provide
build API credentials, like acloud.

Bug: 137304531
Test: ./fetch_cvd
Change-Id: I31ad2820d3c1309cd2e2dda1f01613378be2df58
3 files changed
tree: d1ed2c30ad27e6cc4e04e4ad5bee32c6121df2d3
  1. common/
  2. guest/
  3. host/
  4. tests/
  5. tools/
  6. Android.bp
  7. Android.mk
  8. OWNERS
  9. TEST_MAPPING