public void DeleteLine(ProductLine productLine) { Contracts.Require(productLine != null); _lines.Remove(productLine); }
public void DeleteLine(ProductLine line) { _lines.Remove(line); }
public void DeleteLine(ProductLine productLine) { Contracts.Require(productLine != null); _lines.Remove(productLine); }
public void DeleteLine(ProductLine line) { _lines.Remove(line); }