NPE fix for SyncStorageEngine read authority am: a962d9eba7 am: 339c4f2b05 am: 58048c1f17 am: eec587edf1 am: 6fc321a66d am: 5e4e02b009 am: 242bdb6d5b am: 4aa78554df am: 20339172bd am: 20c518816a am: 7f35fa7365
am: 08f781bd82  -s ours

* commit '08f781bd8215d452cd2761f69889a69d1a736ea7':
  NPE fix for SyncStorageEngine read authority