void removeLanguageSettings(@NotNull LanguageCodeStyleProvider provider) {
    Map<String,CommonCodeStyleSettings> settingsMap = getCommonSettingsMap();
    String langId = provider.getLanguage().getID();
    CommonCodeStyleSettings commonSettings = settingsMap.get(langId);
    if (commonSettings != null) {
      Element serialized = writeCommonSettings(langId, settingsMap.get(langId), provider);
      if (!serialized.getChildren().isEmpty()) {
        myUnknownSettingsMap.put(langId, JDOMUtil.internElement(serialized));
      }
      settingsMap.remove(langId);
    }
  }
void removeLanguageSettings(@NotNull LanguageCodeStyleProvider provider)