Merge pull request #4389 from minggo/remove-unneeded-codes

override addChild in Sprite to fix error in binding generator

cocos/2d/CCSprite.cpp

@@ -659,6 +659,16 @@ void Sprite::draw(void)
 
 // Node overrides
 
+void Sprite::addChild(Node *child)
+{
+    Node::addChild(child);
+}
+
+void Sprite::addChild(Node *child, int zOrder)
+{
+    Node::addChild(child, zOrder);
+}
+
 void Sprite::addChild(Node *child, int zOrder, int tag)
 {
     CCASSERT(child != NULL, "Argument must be non-NULL");

cocos/2d/CCSprite.h

@@ -78,9 +78,6 @@ struct transformValues_;
  * The default anchorPoint in Sprite is (0.5, 0.5).
  */
 class CC_DLL Sprite : public NodeRGBA, public TextureProtocol
-#ifdef EMSCRIPTEN
-, public GLBufferedNode
-#endif // EMSCRIPTEN
 {
 public:
 
@@ -412,7 +409,10 @@ public:
     virtual void removeChild(Node* child, bool cleanup) override;
     virtual void removeAllChildrenWithCleanup(bool cleanup) override;
     virtual void reorderChild(Node *child, int zOrder) override;
-    using Node::addChild;
+    // Should also override addChild(Node*) and addChild(Node*, int), or binding generator will only
+    // bind addChild(Node*, int, int);
+    virtual void addChild(Node* child) override;
+    virtual void addChild(Node* child, int zOrder) override;
     virtual void addChild(Node *child, int zOrder, int tag) override;
     virtual void sortAllChildren() override;
     virtual void setScale(float scale) override;