h264dec: check for overflows when calculating allocation size. am: a3dd7138 am:...

h264dec: check for overflows when calculating allocation size. am: a3dd7138 am: d504c683 am: 9f3762d8 am: 76f606bd am: 9d9ebc99 am: 8e460160 am: 3e1803fc am: 13d35885
am: fa12d6f8

* commit 'fa12d6f8':
  h264dec: check for overflows when calculating allocation size.

Change-Id: I2726781ccf48c38769cd9a52545e50701c0528d2