/// <summary>
/// Creates new instance of Windows phone.
/// </summary>
public WindowsPhoneBuilder()
{
_phone = new MobilePhone("Windows Phone");
}
/// <summary>
/// Creates new instance of SymbionPhoneBuilder class
/// </summary>
public SymbionPhoneBuilder()
{
_phone = new MobilePhone("Symbion Phone");
}
/// <summary>
/// Creates new instance of AndriodPhoneBuilder class
/// </summary>
public AndriodPhoneBuilder()
{
_phone = new MobilePhone("Andriod Phone");
}