core: deprecate old storage allocation checks.

According to bz, deprecated existing storage allocation validations so
that new patches use the new and correct sotrage allocation checks,
until such time the old validations are all replaced in the existing code
and can be removed.

Change-Id: Ie1fc08b4375eaea0e99593938adac48c5e2d9387
Bug-Url: https://bugzilla.redhat.com/960934
Signed-off-by: Vered Volansky <vvolansk@redhat.com>