Merge "Limit mp4 atom size to something reasonable" into klp-dev am:...

Merge "Limit mp4 atom size to something reasonable" into klp-dev am: 9af51c59 am: 3fb9e5b7 am: 085a4173 am: b617cbed am: f5b8755f am: 7d5774b0 am: 9668a101 am: b87e75a6 am: 61b8e13f am: f160b478 am: 04180a9f am: 890b0db1 am: 4486cbb5 am: f55bae06 am: fddfa51a
am: 4d678fa2

Change-Id: Ic7ffe982fcac2cb5bfc9bf926e7a89c6ff87f4f6