更新前端静态网页获取方式，放弃使用后端获取api

frontend/node_modules/es-abstract/helpers/fromPropertyDescriptor.js

@@ -0,0 +1,27 @@
+'use strict';
+
+module.exports = function fromPropertyDescriptor(Desc) {
+	if (typeof Desc === 'undefined') {
+		return Desc;
+	}
+	var obj = {};
+	if ('[[Value]]' in Desc) {
+		obj.value = Desc['[[Value]]'];
+	}
+	if ('[[Writable]]' in Desc) {
+		obj.writable = !!Desc['[[Writable]]'];
+	}
+	if ('[[Get]]' in Desc) {
+		obj.get = Desc['[[Get]]'];
+	}
+	if ('[[Set]]' in Desc) {
+		obj.set = Desc['[[Set]]'];
+	}
+	if ('[[Enumerable]]' in Desc) {
+		obj.enumerable = !!Desc['[[Enumerable]]'];
+	}
+	if ('[[Configurable]]' in Desc) {
+		obj.configurable = !!Desc['[[Configurable]]'];
+	}
+	return obj;
+};