More clean up of grid system.

src/server/game/Globals/ObjectMgr.cpp

@@ -1627,7 +1627,7 @@ uint32 ObjectMgr::AddGOData(uint32 entry, uint32 mapId, float x, float y, float
 
     // Spawn if necessary (loaded grids only)
     // We use spawn coords to spawn
-    if (!map->Instanceable() && map->IsLoaded(x, y))
+    if (!map->Instanceable() && map->IsGridLoaded(x, y))
     {
         GameObject* go = new GameObject;
         if (!go->LoadFromDB(guid, map))
@@ -1663,7 +1663,7 @@ bool ObjectMgr::MoveCreData(uint32 guid, uint32 mapId, Position pos)
     if (Map* map = const_cast<Map*>(sMapMgr->CreateBaseMap(mapId)))
     {
         // We use spawn coords to spawn
-        if (!map->Instanceable() && map->IsLoaded(data.posX, data.posY))
+        if (!map->Instanceable() && map->IsGridLoaded(data.posX, data.posY))
         {
             Creature* creature = new Creature;
             if (!creature->LoadFromDB(guid, map))