message: [TF] More informative message upon DataLoss when reading checkpoint.
diff: @@ -925,7 +925,8 @@ Status BundleReader::GetValue(const BundleEntryProto& entry, Tensor* val) {
  }
  if (crc32c::Unmask(entry.crc32c()) != actual_crc32c) {
  return errors::DataLoss(
  - "Checksum does not match: stored ",
  + "TensorBundle at ", prefix_, " shard ", entry.shard_id(), " (",
  + entry.size(), " bytes): Checksum does not match: stored ",
  strings::Printf("%08u", crc32c::Unmask(entry.crc32c())),
  " vs. calculated on the restored bytes ", actual_crc32c);
  }
  