message: Add optimization profile type in the HLO metadata
diff: @@ -245,6 +245,13 @@ message ComputationStats {
  double transcendental_count = 2;
  }
  +// The type optimization profiles in use.
  +enum ProfileType {
  + INVALID = 0;
  + WINDOW = 1;
  + FLAG = 2;
  +}
  +
  // Symbolization metadata for HLO Instructions.
  //
  // This metadata is used for debugging XLA code generation, as well as
  @@ -268,6 +275,8 @@ message OpMetadata {
  // e.g. it could be the file and line of user code that generated the op.
  string source_file = 3;
  int32 source_line = 4;
  +
  + repeated ProfileType profile_type = 5;
  }
  // Profile data from the execution of a computation.
  