public static MultiMap<PsiElement, @DialogMessage String> checkConflicts(MemberInfoBase<? extends PsiMember>[] infos,
                                                                           PsiClass subclass,
                                                                           @Nullable PsiClass superClass,
                                                                           @NotNull PsiPackage targetPackage,
                                                                           @NotNull PsiDirectory targetDirectory,
                                                                           InterfaceContainmentVerifier interfaceContainmentVerifier) {
    return checkConflicts(infos, subclass, superClass, targetPackage, targetDirectory, interfaceContainmentVerifier, true);
  }
public static MultiMap<PsiElement, @DialogMessage String> checkConflicts(MemberInfoBase<? extends PsiMember>[] infos,
                                                                           PsiClass subclass,
                                                                           @Nullable PsiClass superClass,
                                                                           @NotNull PsiPackage targetPackage,
                                                                           @NotNull PsiDirectory targetDirectory,
                                                                           InterfaceContainmentVerifier interfaceContainmentVerifier)