private void reportMutabilityViolations(ProblemsHolder holder, Set<PsiElement> violations, @InspectionMessage String message) {
    for (PsiElement violation : violations) {
      holder.registerProblem(violation, message, LocalQuickFix.notNullElements(createMutabilityViolationFix(violation)));
    }
  }
private void reportMutabilityViolations(ProblemsHolder holder, Set<PsiElement> violations, @InspectionMessage String message)