Fill out implemenation of PingSyncSynchronizer. This class is not
enabled yet as it is utilized by EasService.

Change-Id: Iba3faef51df89b7fd103f43a33d7a401466a344c
(cherry picked from commit 53d0286f850eaec90f7f16ce17d3cb2e8c87eb3f)
4 files changed