Warehosue cleanup

src/engine/net/client/handlers/ManageCityAssetMsgHandler.java

@@ -6,7 +6,6 @@ import engine.Enum.GameObjectType;
 import engine.exception.MsgSendException;
 import engine.gameManager.BuildingManager;
 import engine.gameManager.SessionManager;
-import engine.gameManager.WarehouseManager;
 import engine.gameManager.ZoneManager;
 import engine.math.Bounds;
 import engine.net.Dispatch;
@@ -167,12 +166,12 @@ public class ManageCityAssetMsgHandler extends AbstractClientMsgHandler {
                                     return true;
                                 }
 
-                                Warehouse warehouse = WarehouseManager.warehouseByBuildingUUID.get(building.getObjectUUID());
+                                Warehouse warehouse = Warehouse.warehouseByBuildingUUID.get(building.getObjectUUID());
 
                                 if (warehouse == null)
                                     return true;
 
-                                if (WarehouseManager.isEmpty(warehouse)) {
+                                if (Warehouse.isEmpty(warehouse)) {
                                     ErrorPopupMsg.sendErrorPopup(player, 167); // no more resources.
                                     return true;
                                 }