public NamespaceSymbol GetNamespaceSymbol(CSharpSymbols.NamespaceSymbol csharpSymbol)
 {
     return(GetSymbol(csharpSymbol, cs => new CSharpNamespaceSymbol(_module, cs)));
 }
 internal CSharpNamespaceSymbol(NonMissingModuleSymbol module, CSharpSymbols.NamespaceSymbol csharpSymbol)
 {
     _module       = module;
     _csharpSymbol = csharpSymbol;
 }