Follow up a46b190764df4cce0b378bc691218ac0814a5673

Dropped id2storage entirely, replaced with idb_get (1) it was redundant 2) the rename on a46b190764df4cce0b378bc691218ac0814a5673 was a very poor choice as plugins using the previous version would be calling the other).

Signed-off-by: shennetsind <ind@henn.et>