message: [tpu:profiler] Add matrix unit utilization to TfOpStats.
diff: @@ -124,4 +124,6 @@ message TfOpStats {
  optional LoopingResult looping = 4;
  // The result for the HloExtraInfoMap.
  optional HloExtraInfoMapResult hlo_extrainfo_map = 5;
  + // Overall matrix unit utilization in percentage.
  + optional double matrix_unit_utilization_percent = 6;
  }
  