Source: https://chromium.googlesource.com/chromium/src/+/refs/heads/master/base/numerics/
Git Commit: df5f81c3a2dfc4351210b9278a5fcfd2aa0fc444
License File: LICENSE

Modifications:

Updated using do-updates.sh, which performs trivial renames (namespace, header
guards, etc.) and generates an appropriate BUILD.gn file.

Upstream changes should be preferred and mirrored here.