@NotNull
  private static SvnDiffSettings initSettings(@NotNull DiffContext context) {
    SvnDiffSettings settings = context.getUserData(SvnDiffSettings.KEY);
    if (settings == null) {
      settings = SvnDiffSettings.getSettings();
      context.putUserData(SvnDiffSettings.KEY, settings);
    }
    return settings;
  }
@NotNull
  private static SvnDiffSettings initSettings(@NotNull DiffContext context)