Core/Packets: converted CMSG_WHO and SMSG_WHO to packet class

src/server/game/Server/Packets/QueryPackets.h

@@ -21,6 +21,9 @@
 #include "Packet.h"
 #include "DB2Stores.h"
 #include "ObjectGuid.h"
+#include "SharedDefines.h"
+
+class Player;
 
 namespace WorldPackets
 {
@@ -65,6 +68,17 @@ namespace WorldPackets
 
             HotfixData const* Hotfixes = nullptr;
         };
+
+        struct PlayerGuidLookupData
+        {
+            bool Initialize(ObjectGuid const& guid, Player const* player = nullptr);
+
+            std::string Name;
+            uint8 Race = RACE_NONE;
+            uint8 Sex = GENDER_NONE;
+            uint8 ClassID = CLASS_NONE;
+            uint8 Level = 0;
+        };
     }
 }