public @Nullable AbstractColorsScheme getOriginal() {
    String originalSchemeName = getMetaProperties().getProperty(META_INFO_ORIGINAL);
    if (originalSchemeName != null) {
      EditorColorsScheme originalScheme = getSchemeById.apply(originalSchemeName);
      if (originalScheme != this && originalScheme instanceof AbstractColorsScheme) {
        return (AbstractColorsScheme)originalScheme;
      }
    }
    return null;
  }
public @Nullable AbstractColorsScheme getOriginal()