@Override
  public void fixUsage() throws IncorrectOperationException {
    PsiMethodCallExpression returnValue = (PsiMethodCallExpression)myStatement.getReturnValue();
    assert returnValue != null;
    PsiExpression qualifier = returnValue.getMethodExpression().getQualifierExpression();
    assert qualifier != null;
    MutationUtils.replaceExpression(qualifier.getText(), returnValue);
  }
@Override
  public void fixUsage()