third_party {
  # would be NOTICE save for Alliance for Open Media patent license:
  #   libaom/PATENTS
  # and in headers for 930 other files like:
  #   config/arm/config/aom_config.asm
  #   config/arm/config/aom_config.c
  #   ...
  #   tools/txfm_analyzer/txfm_graph.h
  #   tools/wrap-commit-msg.py
  license_type: RECIPROCAL
}