Prevent loss of calls. Additional changes

:Release Notes:

:Detailed Notes:

:Testing Performed:
Internal unit-tests. MiniBAT

:QA Notes:

:Issues Addressed:
[BHV-2475] LSCallOneReply sometimes doesn't reply.

Open-webOS-DCO-1.0-Signed-off-by: Alekseyev Oleksandr<alekseyev.oleksandr@lge.com>

Change-Id: I06d807dd84d6397d552d669f567af6f75f64fa1a
Reviewed-on: https://g2g.palm.com/5027
Reviewed-by: DCO Verification
Reviewed-by: Alekseyev Oleksandr <alekseyev.oleksandr@lge.com>
Tested-by: Alekseyev Oleksandr <alekseyev.oleksandr@lge.com>
Reviewed-by: Anatolii Sakhnik <anatolii.sakhnik@lge.com>