private @NotNull Collection<VirtualFile> findFilesWithoutAttrs(@NotNull VirtualFile root, @NotNull Collection<? extends VirtualFile> files) {
    GitRepository repository = myRepositoryManager.getRepositoryForRoot(root);
    if (repository == null) {
      LOG.warn("Repository is null for " + root);
      return Collections.emptyList();
    }
    Collection<String> interestingAttributes = Arrays.asList(GitAttribute.TEXT.getName(), GitAttribute.CRLF.getName());
    GitCommandResult result = myGit.checkAttr(repository, interestingAttributes, files);
    if (!result.success()) {
      LOG.warn(String.format("Couldn't git check-attr. Attributes: %s, files: %s", interestingAttributes, files));
      return Collections.emptyList();
    }
    GitCheckAttrParser parser = GitCheckAttrParser.parse(result.getOutput());
    Map<String, Collection<GitAttribute>> attributes = parser.getAttributes();
    Collection<VirtualFile> filesWithoutAttrs = new ArrayList<>();
    for (VirtualFile file : files) {
      ProgressIndicatorProvider.checkCanceled();
      String relativePath = FileUtil.getRelativePath(root.getPath(), file.getPath(), '/');
      Collection<GitAttribute> attrs = attributes.get(relativePath);
      if (attrs == null || !attrs.contains(GitAttribute.TEXT) && !attrs.contains(GitAttribute.CRLF)) {
        filesWithoutAttrs.add(file);
      }
    }
    return filesWithoutAttrs;
  }
private @NotNull Collection<VirtualFile> findFilesWithoutAttrs(@NotNull VirtualFile root, @NotNull Collection<? extends VirtualFile> files)