5ac225e212
This patch removes some unused code in provider.py and test_provider.py. Specifically in provider.py it removes class ImageDTO(utils.ImmutableMixin) in class ProviderFactor it removes functions upload_image and destroy_image In test_provider.py it removes class ImageDTOTestCase(test.TestCase) Change-Id: I4f66ade949b196ace42f0500b4ac3e610e4dbb53