@Override
  protected void batchPerform(@NotNull SvnVcs vcs, VirtualFile @NotNull [] files, @NotNull DataContext context) throws VcsException {
    FileGroupInfo groupInfo = new FileGroupInfo();
    for (VirtualFile file : files) {
      groupInfo.onFileEnabled(file);
    }
    SvnPropertyService.doAddToIgnoreProperty(vcs, myUseCommonExtension, files, groupInfo);
  }
@Override
  protected void batchPerform(@NotNull SvnVcs vcs, VirtualFile @NotNull [] files, @NotNull DataContext context)