ExifInterface: Update javadoc for saveAttributes am: abf5b4cbf3 am: d0a8a69034 am: 0a31d58d14 am: 4e236046ae am: 1bb6822cd0
am: f97c5955b2

Change-Id: Iff07b9bc4c9de8a426b8ea06e03a6779c760f050