[misc-usecase][XWALK-440] Add a TC for bookmark tizen

- Add a bookmark TC for get bookmarklist
- Failure analysis: https://crosswalk-project.org/jira/browse/XWALK-1747

Impacted tests(approved): new 1, update 0, delete 0
Unit test platform: [Tizen IVI]
Unit test result summary: pass 0, fail 1, block 0
Merge pull request #287 from yunxliu/yunxliu/misc/bookmark

[misc-usecase][XWALK-440] Add a TC for bookmark tizen