public static @NotNull List<PsiMethodMember> filterNonDefaultMethodMembers(Collection<CandidateInfo> overrideImplement) {
    return ContainerUtil.map(
      ContainerUtil.filter(overrideImplement,
                           t -> t.getElement() instanceof PsiMethod method && !method.hasModifierProperty(PsiModifier.DEFAULT)),
      PsiMethodMember::new
    );
  }
public static @NotNull List<PsiMethodMember> filterNonDefaultMethodMembers(Collection<CandidateInfo> overrideImplement)