Generic schedule methods to avoid casting

Author: danielmarbach

projects/client/RabbitMQ.Client/src/client/impl/AsyncConsumerDispatcher.cs

@@ -69,15 +69,17 @@ public void HandleModelShutdown(IBasicConsumer consumer, ShutdownEventArgs reaso
             new ModelShutdown(consumer,reason).Execute(model).GetAwaiter().GetResult();
         }
 
-        private void ScheduleUnlessShuttingDown(Work work)
+        private void ScheduleUnlessShuttingDown<TWork>(TWork work) 
+            where TWork : Work
         {
             if (!this.IsShutdown)
             {
                 Schedule(work);
             }
         }
 
-        private void Schedule(Work work)
+        private void Schedule<TWork>(TWork work)
+            where TWork : Work
         {
             this.workService.Schedule(this.model, work);
         }

projects/client/RabbitMQ.Client/src/client/impl/AsyncConsumerWorkService.cs

@@ -10,7 +10,8 @@ internal class AsyncConsumerWorkService
     {
         readonly ConcurrentDictionary<IModel, WorkPool> workPools = new ConcurrentDictionary<IModel, WorkPool>();
 
-        public void Schedule(ModelBase model, Work work)
+        public void Schedule<TWork>(ModelBase model, TWork work)
+            where TWork : Work
         {
             // two step approach is taken, as TryGetValue does not aquire locks
             // if this fails, GetOrAdd is called, which takes a lock