Applied Bill's patch to use the "raw" version of a disk if it's there.
Applied Bill's patch to use the "raw" version of a disk if it's there.

Change-Id: I45c2283c9677d35490b5874ede20f8fe4623955d

BUG=chromium-os:10166
TEST=Ran against http://www.corp.google.com/~scottz/recovery.conf

Review URL: http://codereview.chromium.org/5705005

ionave/seismograph,ionave/seismograph,coreboot/vboot,ccaapton/vboot_reference,coreboot/vboot,ccaapton/vboot_reference,ccaapton/vboot_reference,acorn-marvell/vboot_reference,coreboot/vboot,ccaapton/vboot_reference,marineam/seismograph,marineam/seismograph,geekboxzone/mmallow_external_vboot_reference,acorn-marvell/vboot_reference,ionave/seismograph,geekboxzone/mmallow_external_vboot_reference,coreboot/vboot,marineam/seismograph,geekboxzone/mmallow_external_vboot_reference,geekboxzone/mmallow_external_vboot_reference,coreboot/vboot,acorn-marvell/vboot_reference,geekboxzone/mmallow_external_vboot_reference,acorn-marvell/vboot_reference,marineam/seismograph