ion.parameters);         }       }     }   }    @override   void declaredFunctionTypeAlias(FunctionTypeAlias declaration) {     if (optype.includeTypeNameSuggestions) {       bool deprecated = isDeprecated(declaration);       TypeName returnType = declaration.returnType;       CompletionSuggestion suggestion = _addSuggestion(           declaration.name, returnType, deprecated, DART_RELEVANCE_DEFAULT);       if (suggestion != null) {         