[infra] Disambiguate GTX960s with cpu dimension.

No-Try: true
Change-Id: Ib55b96bd1ff80fe857b9fa551bb89bf6c2c81f2c
Reviewed-on: https://skia-review.googlesource.com/19968
Reviewed-by: Eric Boren <borenet@google.com>
Commit-Queue: Ben Wagner <benjaminwagner@google.com>
2 files changed