[wrt][xwalk-3059] Update 6 TCs for wrt-sharedmodemaun-android-tests

Impacted TCs num(approved): New 0, Update 6, Delete 0
Unit test Platform: Android
Android test result summary: Pass 6, Fail 0, Block 0
Merge pull request #1496 from wanghongjuan/wrt/xwalk-3059

[wrt][xwalk-3059] Update 6 TCs for wrt-sharedmodemaun-android-tests