[usecase-wrt][XWALK-1172]Add applicton protection tcs

[Detailed commit message (if have)]
Impacted TCs num(designed): New 1, update 0, deleted 0
Unit test platform: [tizen]
Merge pull request #999 from linshen/shenlin/application-protection-xwalk-1172

[usecase-wrt][XWALK-1172]Add applicton protection tcs