Using CObj in Attribute Arguments

Previous versions of Visual Basic did not allow use of the CObj conversion function in attribute arguments. Visual Basic 2015 fixes this issue. For instance, suppose you extend the DocumentPropertiesAttribute class with the following Metadata property of type Object and accept an argument of the same type in the constructor:

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Protected _metaData As ObjectPublic Overridable Property Metadata As Object    Get        Return Me._metaData    End Get    Set(value As Object)        Me._metaData = value    End SetEnd PropertyPublic Sub New(author As String, reviewer As String, metaData As Object)    Me._author = author    Me._reviewer = reviewer    Me._LastEdit = CStr(Date.Today)    Me._metaData ...

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