IMS-VT: Fix video remains paused issue.

Upon receiving a waiting call the video is put
on pause. However, video is not resumed when user
declines the waiting call which is incorrect.
This change ensures that video is resumed once
waiting call gets ended.

Change-Id: Iebc8a641082ec5312ab57050ebf865485851a4fd
CRs-Fixed: 1040855
1 file changed