gl_PointSize currently not support for Windows Phone 8.1 in new version of ANGLE

cocos/renderer/ccShader_Position_uColor-no-gl_PointSize.vert

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+/*
+ * cocos2d for iPhone: http://www.cocos2d-iphone.org
+ *
+ * Copyright (c) 2011 Ricardo Quesada
+ * Copyright (c) 2012 Zynga Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+const char* ccPosition_uColor_vert = STRINGIFY(
+
+attribute vec4 a_position;
+uniform vec4 u_color;
+uniform float u_pointSize;
+
+\n#ifdef GL_ES\n
+varying lowp vec4 v_fragmentColor;
+\n#else\n
+varying vec4 v_fragmentColor;
+\n#endif\n
+
+void main()
+{
+    gl_Position = CC_MVPMatrix * a_position;
+    v_fragmentColor = u_color;
+}
+);