Merge "Apply input buffer validation also to AVC and MPEG4 encoders" into mnc-dev am: ec99046603 am: 616b039f43 am: 57a9404439 am: 349264d82b am: 4d65e3c2c0 am: 222b40ee7a am: bd5d9a0171 am: 9e85bf3d6e am: 22624512eb am: 746cf013de
am: 4472284462  -s ours

Change-Id: I1f73c519ba650524ac8e970f064f38469ef3de3c