Merge pull request cocos2d#14617 from chengstory/#24345

Fix #24345

Author: ricardoquesada

cocos/2d/CCTMXTiledMap.cpp

@@ -189,9 +189,7 @@ void TMXTiledMap::buildWithMapInfo(TMXMapInfo* mapInfo)
                 idx++;
                 continue;
             }
-            addChild(child, 0, idx);
-            child->setOrderOfArrival(idx);
-            child->setTag(TMXLayerTag);
+            addChild(child, idx, idx);
             // update content size with the max size
             const Size& childSize = child->getContentSize();
             Size currentSize = this->getContentSize();