!2132 update api

Merge pull request !2132 from zhangxingxia/master

zh-cn/application-dev/reference/apis/js-apis-fileio.md

@@ -1432,7 +1432,7 @@ lstat(path:string, callback:AsyncCallback<Stat>): void
   ```js
   fileio.lstat(path, function (err, stat) {
       // do something
-  ));
+  });
   ```
 
 
@@ -1827,7 +1827,7 @@ chown(path: string, uid: number, gid: number): Promise<void>
 - 示例：
   ```js
   let stat = fileio.statSync(path);
-  fileio.chown(path, stat.uid, stat.gid)).then(function(){
+  fileio.chown(path, stat.uid, stat.gid).then(function(){
       console.info("chown successfully");
   }).catch(function(err){
       console.info("chown failed with error:"+ err);
@@ -2127,7 +2127,7 @@ fdopenStream(fd: number, mode: string): Promise<Stream>
 - 示例：
   ```js
   fileio.fdopenStream(fd, mode).then(function(stream){
-      console.info("openStream successfully"+);
+      console.info("openStream successfully");
   }).catch(function(err){
       console.info("openStream failed with error:"+ err);
   });

zh-cn/application-dev/reference/apis/js-apis-volumemanager.md

@@ -174,6 +174,6 @@ unmount(volumeId: string, callback:AsyncCallback<boolean>):void
 | id<sup>9+</sup>          | number  | 卷id                 |
 | uuid<sup>9+</sup>        | string  | 卷uuid               |
 | description<sup>9+</sup> | string  | 卷相关描述           |
-| removeAble<sup>9+</sup>  | boolean | 是否为可移动存储设备 |
+| removable<sup>9+</sup> | boolean | 是否为可移动存储设备 |
 | state<sup>9+</sup>       | int     | 当前卷状态           |
 | path<sup>9+</sup>        | string  | 卷的挂载地址         |
\ No newline at end of file