From 8e13665d74dcc23e8a687f3658c3e185742146e6 Mon Sep 17 00:00:00 2001
From: dingpinglv <dingping.lv@cocos2d-x.org>
Date: Wed, 25 Mar 2015 17:42:54 +0800
Subject: [PATCH] Removed the unused function from cc.Sprite.

---
 cocos2d/clipping-nodes/CCClippingNodeCanvasRenderCmd.js | 2 +-
 cocos2d/core/sprites/CCSpriteCanvasRenderCmd.js         | 5 -----
 2 files changed, 1 insertion(+), 6 deletions(-)

diff --git a/cocos2d/clipping-nodes/CCClippingNodeCanvasRenderCmd.js b/cocos2d/clipping-nodes/CCClippingNodeCanvasRenderCmd.js
index 988af800f2..9a0a0d8d2d 100644
--- a/cocos2d/clipping-nodes/CCClippingNodeCanvasRenderCmd.js
+++ b/cocos2d/clipping-nodes/CCClippingNodeCanvasRenderCmd.js
@@ -104,7 +104,7 @@
          if(!stencil)
             return;
         var node = this._node;
-        if(stencil._renderCmd && stencil._renderCmd._blendFuncStr)
+        if(stencil._renderCmd && stencil._renderCmd._blendFuncStr)          //it is a hack way.
             stencil._renderCmd._blendFuncStr = (node.inverted ? "destination-out" : "destination-in");
 
         if(!stencil._children)
diff --git a/cocos2d/core/sprites/CCSpriteCanvasRenderCmd.js b/cocos2d/core/sprites/CCSpriteCanvasRenderCmd.js
index 4eb973c819..1dac4df749 100644
--- a/cocos2d/core/sprites/CCSpriteCanvasRenderCmd.js
+++ b/cocos2d/core/sprites/CCSpriteCanvasRenderCmd.js
@@ -46,11 +46,6 @@
 
     proto._init = function () {};
 
-    proto._setBlendFuncStr = function(compositeOperation){
-        //a hack function for clippingNode
-         this._blendFuncStr = compositeOperation;
-    };
-
     proto.setDirtyRecursively = function (value) {};
 
     proto._resetForBatchNode = function () {};