Update killAll to handle nonexistent PIDs

Bug: 254115921
Test: compiles
Change-Id: Iafccb2b601ce1a7747fd77c6af8934d50fea2390
5 files changed
tree: 6c89cb6d9db9c2da6bd21f51bb10bca70cca7f02
  1. build/
  2. docs/
  3. emu_test/
  4. libraries/
  5. scripts/
  6. tests/
  7. utils/
  8. PREUPLOAD.cfg