creator 版本为2.1.0
android studio 版本为3.3.0
报错信息为：
代码里任何使用了（除了声明）FormData的方法在调用前后加了输出，都没调用到，FormData用于post网络访问，求解这个bug怎么定位和修复；
这是formdata的用法，此处去除了输出，方便观看；
具体报错信息：
2019-04-02 17:04:12.229 23634-23658/? E/jswrapper: ERROR: Uncaught ReferenceError: FormData is not defined, location: src/project.js:0:0
STACK:
[0]e@src/project.js:8907
[1]e@src/project.js:6454
[2]e.getInstance@src/project.js:6457
[3]t@src/project.js:6534
[4]t.onLoad@src/project.js:6616
[5]anonymous@(no filename):3
[6]invoke@src/cocos2d-jsb.js:11422
[7]activateNode@src/cocos2d-jsb.js:21399
[8]_onHierarchyChanged@src/cocos2d-jsb.js:39563
[9]_onHierarchyChanged@src/cocos2d-jsb.js:7910
[10]setParent@src/cocos2d-jsb.js:39329
[11]addChild@src/cocos2d-jsb.js:8635
[12]e.instanceWithPrefab@src/project.js:9735
[13]anonymous@src/project.js:5729
[14]anonymous@src/project.js:10819
[15]anonymous@src/cocos2d-jsb.js:19516
[16]anonymous@src/cocos2d-jsb.js:19416
[17]anonymous@src/cocos2d-jsb.js:27497
[18]fireTimeout@jsb-adapter/jsb-builtin.js:2033
[19]tick@jsb-adapter/jsb-builtin.js:1995
2019-04-02 17:04:12.229 23634-23658/? E/jswrapper: [ERROR] (E:/CocosCreator3D2.10/resources/cocos2d-x/cocos/scripting/js-bindings/jswrapper/v8/Object.cpp, 521): Invoking function (0xd1da1e70) failed!
2019-04-02 17:04:12.235 23634-23658/? E/jswrapper: ERROR: Uncaught ReferenceError: FormData is not defined, location: src/project.js:0:0
STACK:
[0]e@src/project.js:8907
[1]e@src/project.js:6454
[2]e.getInstance@src/project.js:6457
[3]t@src/project.js:6534
[4]t.onLoad@src/project.js:6616
[5]anonymous@(no filename):3
[6]invoke@src/cocos2d-jsb.js:11422
[7]activateNode@src/cocos2d-jsb.js:21399
[8]_onHierarchyChanged@src/cocos2d-jsb.js:39563
[9]_onHierarchyChanged@src/cocos2d-jsb.js:7910
[10]setParent@src/cocos2d-jsb.js:39329
[11]addChild@src/cocos2d-jsb.js:8635
[12]e.instanceWithPrefab@src/project.js:9735
[13]anonymous@src/project.js:5729
[14]anonymous@src/project.js:10819
[15]anonymous@src/cocos2d-jsb.js:19516
[16]anonymous@src/cocos2d-jsb.js:19416
[17]anonymous@src/cocos2d-jsb.js:27497
[18]fireTimeout@jsb-adapter/jsb-builtin.js:2033
[19]tick@jsb-adapter/jsb-builtin.js:1995
2019-04-02 17:04:12.235 23634-23658/? E/jswrapper: [ERROR] (E:/CocosCreator3D2.10/resources/cocos2d-x/cocos/scripting/js-bindings/jswrapper/v8/Object.cpp, 521): Invoking function (0xd1da1e70) failed!