Notifier-Subscription-List robustness

Src/Myc.Core.Signals.pas

@@ -32,7 +32,6 @@ type
     strict private
         FSubscribers: TMycNotifyList<TSignal.ISubscriber>;
         function GetSignal: TSignal;
-        function GetIsSet: Boolean;
     public
         constructor Create;
         destructor Destroy; override;
@@ -197,11 +196,6 @@ begin
     inherited;
 end;
 
-function TMycEvent.GetIsSet: Boolean;
-begin
-    Result := true;
-end;
-
 function TMycEvent.GetSignal: TSignal;
 begin
     Result := Self;