Ado

Results 2 issues of Ado

#### 问题描述 用web组件打开网页,网页内用`system.postMessage`向快应用发送消息报错:`SyntaxError:Unexpected identifier`,但是在华为的快应用调试器内无此错误 #### 问题复现 1. 用web组件打开一个网页 2. 网页内调用system.postMessage 3. 报错 #### 截图 ![quickapp_postmessage](https://user-images.githubusercontent.com/6104369/105132992-d1b33680-5b26-11eb-9d9f-78462d5efe6c.png) ![syntax_error](https://user-images.githubusercontent.com/6104369/105132972-cbbd5580-5b26-11eb-981e-b7a1f510dddd.png) - Device: [MeiZu 16th,HuaWei P40] - OS: [ Android 8.1] - Browser [快应用web组件] -...

## ENV * Browser:Chrome for android latest * System:Android 8.1 ## Problem Initial loading time too long,50s-80s ## Code ```js console.time(`[NEDB] Table "${table_name}" load cost time:`); this._db = new Nedb({...