Don't re-apply EXIF rotation to chained thumbnails

Change-Id: I2f0674e4aea508ad7e00b7742a9d47bd0659e399
Mingle: https://wikimedia.mingle.thoughtworks.com/projects/multimedia/cards/600
Bug: 67525
Bug: 73352
Merge "Don't re-apply EXIF rotation to chained thumbnails" into wmf/1.25wmf8