DO NOT MERGE) ExifInterface: Make saveAttributes throw an exception before change am: aebe2347a7  -s ours am: 3af57850a0 am: c17e29076e am: ca88e604e4  -s ours am: 14bc23be74 am: 2418ef1313 am: e5d9dc7eac
am: 0c476fac30  -s ours

Change-Id: Ibe1f7b4ad4dbdfdbad56f806928e4aec1d6ffe79