method
AddEntryPointIfNeeded
Microsoft.CodeAnalysis.VisualBasic.Microsoft.CodeAnalysis.VisualBasic.Symbols.SourceMemberContainerTypeSymbol.AddEntryPointIfNeeded(Microsoft.CodeAnalysis.VisualBasic.Microsoft.CodeAnalysis.VisualBasic.Symbols.SourceMemberContainerTypeSymbol.MembersAndInitializersBuilder)