@Override
    public void fixUsage() throws IncorrectOperationException {
        final PsiReferenceExpression methodExpression = call.getMethodExpression();
        final PsiExpression qualifierExpression = methodExpression.getQualifierExpression();
        if (qualifierExpression == null) {
            MutationUtils.replaceExpression(delegateFieldName + '.' + call.getText(), call);
        } else {
            MutationUtils.replaceExpression(delegateFieldName, qualifierExpression);
        }
    }
@Override
    public void fixUsage()