public static DiffContent @NotNull [] createContent(@NotNull String left,
                                                      @NotNull String center,
                                                      @NotNull String right,
                                                      @NotNull FileType fileType) {
    return new DiffContent[]{
      createContent(left, fileType),
      createContent(center, fileType),
      createContent(right, fileType)};
  }
public static DiffContent @NotNull [] createContent(@NotNull String left,
                                                      @NotNull String center,
                                                      @NotNull String right,
                                                      @NotNull FileType fileType)