private void findUsagesInExtendsList(@NotNull List<? super FixableUsageInfo> usages, PsiReferenceList extendsList) {
    final PsiJavaCodeReferenceElement[] referenceExtendsElements = extendsList != null ? extendsList.getReferenceElements() : null;
    if (referenceExtendsElements != null) {
      for (PsiJavaCodeReferenceElement element : referenceExtendsElements) {
        if (mySuperClass.equals(element.resolve())) {
          usages.add(new ReplaceExtendsListUsageInfo(element, mySuperClass, myCurrentInheritor));
        }
      }
    }
  }
private void findUsagesInExtendsList(@NotNull List<? super FixableUsageInfo> usages, PsiReferenceList extendsList)