Deprecate Cryptohome functions

BUG=chromium-os:16552
TEST=gmerge libcros

Change-Id: I70d01010ad6528e8820f8795c8e6ede560470d47
Reviewed-on: https://gerrit.chromium.org/gerrit/15817
Reviewed-by: Satoru Takabayashi <[email protected]>
Commit-Ready: Ryo Hashimoto <[email protected]>
Tested-by: Ryo Hashimoto <[email protected]>
4 files changed