Merge pull request #2692 from musikov/develop

fixed typos in cc.ClippingNode.WebGLRenderCmd and cc.ParticleSystem.WebGLRenderCmd creation

Author: dingpinglv

cocos2d/clipping-nodes/CCClippingNodeWebGLRenderCmd.js

@@ -44,7 +44,7 @@
         this._mask_layer_le = null;
     };
 
-    var proto = cc.ClippingNode.WebGLRenderCmd.prototype = Object.create(cc.Node.CanvasRenderCmd.prototype);
+    var proto = cc.ClippingNode.WebGLRenderCmd.prototype = Object.create(cc.Node.WebGLRenderCmd.prototype);
     proto.constructor = cc.ClippingNode.WebGLRenderCmd;
 
     cc.ClippingNode.WebGLRenderCmd._init_once = null;

cocos2d/particle/CCParticleSystemWebGLRenderCmd.js

@@ -36,7 +36,7 @@
         this._quadsArrayBuffer = null;
     };
     var proto = cc.ParticleSystem.WebGLRenderCmd.prototype = Object.create(cc.Node.WebGLRenderCmd.prototype);
-    proto.constructor = cc.ParticleSystem.CanvasRenderCmd;
+    proto.constructor = cc.ParticleSystem.WebGLRenderCmd;
 
     proto.getDrawMode = function(){};
     proto.setDrawMode = function(drawMode){};