Microsoft.CodeAnalysis.VisualBasic.Microsoft.CodeAnalysis.VisualBasic.Symbols.SourceMemberContainerTypeSymbol.AddGroupClassMembersIfNeeded(Microsoft.CodeAnalysis.VisualBasic.Microsoft.CodeAnalysis.VisualBasic.Symbols.SourceMemberContainerTypeSymbol.MembersAndInitializersBuilder, Microsoft.CodeAnalysis.VisualBasic.Microsoft.CodeAnalysis.VisualBasic.BindingDiagnosticBag)