message: [XLA] Fix comment in bfloat16_conversion_folding. NFC
diff: @@ -63,7 +63,7 @@ class BFloat16ConversionFoldingVisitor : public DfsHloVisitorWithDefault {
  // Folds the BF16 -> F32 conversion operand to the HLO.
  //
  - // Precondition: the operand is a F32 -> BF16 conversion.
  + // Precondition: the operand is a BF16 -> F32 conversion.
  Status FoldOperandConversion(HloInstruction* hlo, int64 operand_index);
  HloComputation* computation_;
  