Clearing up invalid entries when SyncStorageEngine starts am: 271702fc28 am: 8b438236ce  -s ours am: 159648d6e5 am: 6f0e6952ef am: 8fb52c8d06 am: cf8fe172a1
am: 55ffaea04b

Change-Id: I10a7a16d5463e4cbf7880b1979541ea82a56ddd3