@NotNull
  private static List<Range> computeRanges(@NotNull Document document,
                                           @NotNull CharSequence contentFromVcs) {
    return RangesBuilder.createRanges(document.getImmutableCharSequence(),
                                      fixLineSeparators(contentFromVcs));
  }
@NotNull
  private static List<Range> computeRanges(@NotNull Document document,
                                           @NotNull CharSequence contentFromVcs)