DO NOT MERGE) ExifInterface: Make saveAttributes throw an exception before change am: 2ee53c82cc am: 865bf88813 am: 45e14ffec6 am: 5906630ad7  -s ours am: 85446272d3
am: 4f717000c4

Change-Id: Ifbf1fe4800d2a5a55e97e04c96600218d6c06149