Duplicate exception.StorageFull handler in image_data.py of v2

[Feilong Wang]

See https://github.com/openstack/glance/blob/master/glance/api/v2/image_data.py#L91 and https://github.com/openstack/glance/blob/master/glance/api/v2/image_data.py#L97

[Feilong Wang (flwang)]

It's a low hanging fruit. So it will be good if there is any new Glancer want to take it :)

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: master
Review: https://review.openstack.org/59175

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/59175
Committed: http://github.com/openstack/glance/commit/2e98c72a5e75bb28e1829ceda3b7dde62f455c48
Submitter: Jenkins
Branch: master

commit 2e98c72a5e75bb28e1829ceda3b7dde62f455c48
Author: David Koo <email address hidden>
Date: Fri Nov 29 21:03:39 2013 +0800

    Clean up duplicate code in v2.image_data.py

    glance/api/v2/image_data.py:ImageDataController.upload has two identical
    "except exception.StorageFull as e" clauses. One should be removed.

    Fixes bug #1256207

    Change-Id: I42fc5126e493591045d09ffb9abbc4816e63ef60