H-code ddLevel support: Bridging front-end to back-end.
H-code ddLevel support: Bridging front-end to back-end.

Further add a small update to xip_image.C to clear the ddSupport
field in XipSection upon deleting a section.

Change-Id: Iacda73d6eebfade78f4aca0c16a5ed74e3ef2c6e
Original-Change-Id: I5a0aa28ac209d8d31a1e30a75389910da366c5f6
Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/40046
Tested-by: Jenkins Server <8e3f934e4c44875bc48d33da3ea13d93ba9a233f@us.ibm.com>
Tested-by: PPE CI <dc75934ba5befb9221434e67a247b93aec46b36b@us.ibm.com>
Tested-by: Hostboot CI <52521565bd8ea18a2b112942dce4f4220a97c2c8@us.ibm.com>
Reviewed-by: Richard J. Knight <94c04f3910596886be97211d492ad29f0ba29cd5@us.ibm.com>
Reviewed-by: Prem Shanker Jha <3a412e33a2e075117b5262bcf2504c145441bf2a@in.ibm.com>
Reviewed-by: Jennifer A. Stofer <ab93eca12e43608f33daa16a67357cd7b7e867ab@us.ibm.com>

open-power/hostboot,open-power/hostboot,open-power/hostboot,open-power/hostboot,open-power/hostboot