Merge pull request #1421 from Phyxion/patch-1

Fixing comment in #1280

Author: alexeyzimarev

src/RestSharp/RestClient.cs

@@ -565,7 +565,8 @@ IRestResponse<T> Deserialize<T>(IRestRequest request, IRestResponse raw)
                 // be deserialized 
                 if (response.ErrorException == null)
                 {
-                    var handler = GetHandler(raw.ContentType)();
+                    var func = GetHandler(raw.ContentType);
+                    var handler = func?.Invoke();
 
                     // Only continue if there is a handler defined else there is no way to deserialize the data.
                     // This can happen when a request returns for example a 404 page instead of the requested JSON/XML resource
@@ -635,4 +636,4 @@ public UrlSegmentParamsValues(Uri builderUri, string assembled)
             public string Resource { get; }
         }
     }
-}
+}