DO NOT MERGE) ExifInterface: Make saveAttributes throw an exception before change am: 1bdd10a953 am: b336cce830 am: d07324fe85  -s ours am: f495cf6944  -s ours am: 9f37a8900e am: 40d3c1a7f0 am: 2ddc2956fd  -s ours am: deeb0e5246 am: 8ec076623b am: 89e328770d am: d98163c7a6  -s ours am: 054d2931a0
am: 2e0df412a4

Change-Id: I6624b51ec3f8efdd8d818d7a48719dd5f7395c8d