virtio: drop thaw PM operation
authorAmit Shah <amit.shah@redhat.com>
Thu, 29 Mar 2012 07:20:20 +0000 (12:50 +0530)
committerAmit Shah <amit.shah@redhat.com>
Sat, 31 Mar 2012 02:39:50 +0000 (08:09 +0530)
The thaw operation was used by the balloon driver, but after the last
commit there's no reason to have separate thaw and restore callbacks.

Signed-off-by: Amit Shah <amit.shah@redhat.com>

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