use_goma is not a valid gn arg anymore. This is blocking Chromium roll in WebRTC because it triggers a warning when generating license (https://ci.chromium.org/ui/p/webrtc/builders/try/ios_api_framework/55691/overview). Change-Id: Ic2a8b1346caec7a4699263ff517c129acb5303be Bug: chromium:41489832 Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/350741 Commit-Queue: Jeremy Leconte <jleconte@google.com> Reviewed-by: Björn Terelius <terelius@webrtc.org> Cr-Commit-Position: refs/heads/main@{#42317}