Merge pull request #9447 from thomas007788/WhisperV2

Update Whisper pr, missed some logic there

src/server/game/Handlers/ChatHandler.cpp

@@ -264,7 +264,7 @@ void WorldSession::HandleMessagechatOpcode(WorldPacket& recvData)
             }
 
             Player* receiver = sObjectAccessor->FindPlayerByName(to);
-            if (!receiver)
+            if (!receiver || (!receiver->isAcceptWhispers() && receiver->GetSession()->HasPermission(RBAC_PERM_CAN_FILTER_WHISPERS) && !receiver->IsInWhisperWhiteList(sender->GetGUID())))
             {
                 SendPlayerNotFoundNotice(to);
                 return;