This is required by tools/licenses.py in chromium in order
to correctly aggregate all license files in use.
Bug: chromium:1355665
Change-Id: Idb6b3a5c8c38b6880298a2c659c5b6e356e12694
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/106414
Reviewed-by: David Neto <dneto@google.com>
Kokoro: Kokoro <noreply+kokoro@google.com>
Reviewed-by: Zhenyao Mo <zmo@google.com>
Commit-Queue: David Neto <dneto@google.com>