;    @override   void declaredClass(ClassDeclaration declaration) {     if (optype.includeTypeNameSuggestions) {       bool deprecated = isDeprecated(declaration);       CompletionSuggestion suggestion = _addSuggestion(           declaration.name, NO_RETURN_TYPE, deprecated, DART_RELEVANCE_DEFAULT);       if (suggestion != null) {         suggestion.element = createElement(             protocol.ElementKind.CLASS, declaration.name,             returnType: NO_RETURN_TYPE,             isAbstract: declaration.isAbstract,             isDeprecated: deprecated);       }     }   }    @override   void declaredClassTypeAlias(ClassTypeAlias declaration) {     if (optype.includeTypeNameSuggestions) {       bool deprecated = isDeprecated(declaration);       CompletionSuggestion suggestion = _addSuggestion(           declaration.name, NO_RETURN_TYPE, deprecated, DART_RELEVANCE_DEFAULT);       if (suggestion != null) {         suggestion.element = createElement(             protocol.ElementKind.CLASS_TYPE_ALIAS, declaration.name,             returnType: NO_RETURN_TYPE,             isAbstract: 