@NotNull
  @Override
  protected PsiElementPredicate getElementPredicate() {
    return new PsiElementPredicate() {
      @Override
      public boolean satisfiedBy(@NotNull PsiElement element) {
        return myRefExpression.isValid() && myOwner.isValid();
      }
    };
  }
@NotNull
  @Override
  protected PsiElementPredicate getElementPredicate()