* Add SpaceInfo and update the interface with new common.

* Validate the vids.

* Create space with given vid type.

* Fix condition.

* Fix test.

* Rebase.

* Address comment.

* Save.

* delete vid_size.

* Fix test.

* Rebase and fix conflict.

* Address comment.

* Address comment.

* Rebase.

* Fix test.

* Fix test and address comment.