Remove deprecated ssl options

Old deprecated ssl options block the new keystoneauth parser get the
correct value, should be removed.

Change-Id: Ie080f9a8fa7f4407b1fcbb7fb7c763152c5ec295
Closes-Bug: 1697163

glanceclient/shell.py

@@ -61,18 +61,6 @@ class OpenStackImagesShell(object):
         parser.set_defaults(os_project_id=utils.env(
             'OS_PROJECT_ID', 'OS_TENANT_ID'))
 
-        parser.add_argument('--key-file',
-                            dest='os_key',
-                            help='DEPRECATED! Use --os-key.')
-
-        parser.add_argument('--ca-file',
-                            dest='os_cacert',
-                            help='DEPRECATED! Use --os-cacert.')
-
-        parser.add_argument('--cert-file',
-                            dest='os_cert',
-                            help='DEPRECATED! Use --os-cert.')
-
         parser.add_argument('--os_tenant_id',
                             help=argparse.SUPPRESS)
 

glanceclient/tests/unit/test_shell.py

@@ -307,17 +307,6 @@ class ShellTest(testutils.TestCase):
         self.assertEqual('mycert', args.os_cert)
         self.assertEqual('mykey', args.os_key)
 
-        # make sure we get the same thing with --cert-file and --key-file
-        args = ('--os-image-api-version 2 '
-                '--cert-file mycertfile '
-                '--key-file mykeyfile image-list')
-        glance_shell = openstack_shell.OpenStackImagesShell()
-        glance_shell.main(args.split())
-        assert mock_versioned_client.called
-        ((api_version, args), kwargs) = mock_versioned_client.call_args
-        self.assertEqual('mycertfile', args.os_cert)
-        self.assertEqual('mykeyfile', args.os_key)
-
     @mock.patch('glanceclient.v1.client.Client')
     def test_no_auth_with_token_and_image_url_with_v1(self, v1_client):
         # test no authentication is required if both token and endpoint url