Fix detected defects from static analysis

:Release Notes:
Fix detected defects from static analysis for zero bug

:Detailed Notes:
 - Add error check macro to MojDbLevelEngine, MojDb and MojDbIsamQuery

:Testing Performed:
Tested on build

:QA Notes:

:Issues Addressed:

Open-webOS-DCO-1.0-Signed-off-by: kyouhyun.hwang <kyouhyun.hwang@lge.com>

Change-Id: Ia95f7a8e7054c632e15051ffcb45c6b14ec74a20
Reviewed-on: https://g2g.palm.com/3925
Reviewed-by: Build Verification
Reviewed-by: Kyouhyun Hwang <kyouhyun.hwang@lge.com>
Tested-by: Kyouhyun Hwang <kyouhyun.hwang@lge.com>
Reviewed-by: Igor Kuksyuk <igor.kuksiuk@lge.com>
Reviewed-by: Maksym Sditanov <maxim.sditanov@lge.com>
Tested-by: Maksym Sditanov <maxim.sditanov@lge.com>