Merge "Validate lengths in HEVC metadata parsing" into nyc-dev am: d4c1d61625 am: 8e1aef08e6 am: 3754af193c am: 0d9990d9f0 am: 98284d4fe0
am: 467c853b1a

Change-Id: I9df191076684006cda7ee2d222281dc4106fcf91