Remove unused methods

Author: arthurkehrwald

Runtime/MediaController/Core/BcpMessageHandler.cs

@@ -57,13 +57,7 @@ public void Handle(BcpMessage message)
             if (message.Command != Command)
                 throw new WrongParserException(message, Command);
             T specificMessage = Parse(message);
-            BeforeReceivedEvent();
             _received?.Invoke(this, specificMessage);
-            AfterReceivedEvent();
         }
-
-        protected virtual void BeforeReceivedEvent() { }
-
-        protected virtual void AfterReceivedEvent() { }
     }
 }

Runtime/MediaController/Messages/Hello/HelloMessageHandler.cs

@@ -18,10 +18,5 @@ public class HelloMessageHandler : BcpMessageHandler<HelloMessage>
 
         public HelloMessageHandler(BcpInterface bcpInterface)
             : base(bcpInterface) { }
-
-        protected override void BeforeReceivedEvent()
-        {
-            base.BeforeReceivedEvent();
-        }
     }
 }