StoreGate: WriteDecorHandle consistency check.
Add a check to WriteDecorHandle that the provided AuxElement is actually a member of the declared container.
(For now, don't do the same thing for ReadDecorHandle, as that would add extra overhead.)
Add a check to WriteDecorHandle that the provided AuxElement is actually a member of the declared container.
(For now, don't do the same thing for ReadDecorHandle, as that would add extra overhead.)