Function absl_nullable GetMediumArena

common/internal/byte_string.h:409–412

  }

  google::protobuf::Arena* absl_nullable GetMediumArena() const {
    ABSL_DCHECK_EQ(GetKind(), ByteStringKind::kMedium);
    return GetMediumArena(rep_.medium);
  }

  static google::protobuf::Arena* absl_nullable GetMediumArena(
      const MediumByteStringRep& rep);