Fix #207

Author: rose-a

src/GraphQL.Client/GraphQLHttpClientExtensions.cs

@@ -27,11 +27,20 @@ public static IObservable<GraphQLResponse<TResponse>> CreateSubscriptionStream<T
                     throw e;
             });
 
+        /// <inheritdoc cref="CreateSubscriptionStream{TResponse}(GraphQL.Client.Abstractions.IGraphQLClient,GraphQL.GraphQLRequest,System.Action{System.Net.WebSockets.WebSocketException})"/>
         public static IObservable<GraphQLResponse<TResponse>> CreateSubscriptionStream<TResponse>(
             this IGraphQLClient client, GraphQLRequest request, Func<TResponse> defineResponseType, Action<WebSocketException> webSocketExceptionHandler)
         {
             _ = defineResponseType;
             return client.CreateSubscriptionStream<TResponse>(request, webSocketExceptionHandler);
         }
+
+        /// <inheritdoc cref="GraphQLHttpClient.CreateSubscriptionStream{TResponse}(GraphQL.GraphQLRequest)"/>
+        public static IObservable<GraphQLResponse<TResponse>> CreateSubscriptionStream<TResponse>(
+            this IGraphQLClient client, GraphQLRequest request, Func<TResponse> defineResponseType)
+        {
+            _ = defineResponseType;
+            return client.CreateSubscriptionStream<TResponse>(request);
+        }
     }
 }