[mesa][fidl] Flatten C++ layers

Change-Id: Ic4c6a273823f27e14a206cc7fa4f0cf90f5b00dd
Reviewed-on: https://fuchsia-review.googlesource.com/c/third_party/mesa/+/930138
Fuchsia-Auto-Submit: Ian McKellar <ianloic@google.com>
Commit-Queue: Auto-Submit <auto-submit@fuchsia-infra.iam.gserviceaccount.com>
Reviewed-by: Craig Stout <cstout@google.com>
1 file changed