Refactoring IState - ISignal

Src/Myc.Core.Tasks.pas

@@ -197,7 +197,7 @@ begin
     else
     begin
         // The job will run when Gate notifies the subscriber returned by Run.
-        Result := Gate.Subscribe(Run(Proc));
+        Result := Gate.Signal.Subscribe(Run(Proc));
     end;
 end;
 
@@ -361,7 +361,7 @@ begin
             lock := TSemaphore.Create(nil, 0, 1, '');
         try
             {var subscription :=}
-            State.Subscribe(TMycTaskWait.Create(lock));
+            State.Signal.Subscribe(TMycTaskWait.Create(lock));
             lock.Acquire;
         finally
             FWaitSemaphores.Push(lock);