private static String insertArgument(Project project, Document document, int offset, SuggestedNameInfo suggestedNameInfo) {
    String initialVariableName = suggestedNameInfo.names[0];
    document.insertString(offset, initialVariableName);
    PsiDocumentManager.getInstance(project).commitDocument(document);
    return initialVariableName;
  }
private static String insertArgument(Project project, Document document, int offset, SuggestedNameInfo suggestedNameInfo)