message: Fixed Copybara for protobuf cleanup.
diff: @@ -340,7 +340,7 @@ cc_library(
  "//tensorflow/lite/toco/tflite:export",
  "//tensorflow/lite/toco/tflite:import",
  ] + select({
  - "//tensorflow:macos": ["//third_party/protobuf:protobuf_legacy"],
  + # Placeholder for internal macOS rule.
  "//conditions:default": [],
  }),
  )
  