message: handle the case that the input patterns contains both windows and other-FS paths
diff: @@ -151,6 +151,8 @@ class MatchingFilesDatasetOp : public DatasetOpKernel {
  isWindows_ = true;
  std::replace(current_pattern_.begin(), current_pattern_.end(),
  '\\', '/');
  + } else {
  + isWindows_ = false;
  }
  StringPiece fixed_prefix =
  