protected override Action<ITextControl> ExecutePsiTransaction(ISolution solution, IProgressIndicator progress)
{
if (_invocationExpression.ArgumentList.Arguments.Count == 4)
{
_invocationExpression.RemoveArgument(_invocationExpression.ArgumentList.Arguments[3]);
}
if (_invocationExpression.ArgumentList.Arguments.Count == 3
&& (_invocationExpression.ArgumentList.Arguments[2].Value is ICSharpLiteralExpression)
&& (_invocationExpression.ArgumentList.Arguments[2].Value as ICSharpLiteralExpression).Literal.GetTokenType() == CSharpTokenType.NULL_KEYWORD)
{
_invocationExpression.RemoveArgument(_invocationExpression.ArgumentList.Arguments[2]);
}
return null;
}