Remove IV auto-generation workaround.

This workaround prevents use of keys with randomized encryption
(IND-CPA). Since randomized encryption is on by default, it's better
to keep it working and break non-randomized encryption (until
Keymaster is fixed).

Bug: 18088752
Change-Id: I4b11ce72cff705be41d3e66f28b507d6ddc1da79
1 file changed