Description of problem:
Get error when run "rhc domain show" or "rhc-domain-info" without domain created.

Version-Release number of selected component (if applicable):
rhc-node-0.87.7-1.el6_2.x86_64
rhc-broker-0.87.9-1.el6_2.noarch
rhc-0.87.6-1.el6_2.noarch

How reproducible:
Always

Steps to Reproduce:
1.Destroy domain if the user has created domain
2.View the user information
$ rhc domain show -d
or
$ rhc-domain-info -aid
3.
  
Actual results:
<-----------output----------->
Contacting https://ec2-107-21-183-45.compute-1.amazonaws.com
Problem reported from server. Response code was 500.

DEBUG:
undefined method `auth_method=' for nil:NilClass/usr/lib/ruby/gems/1.8/gems/activesupport-3.0.10/lib/active_support/whiny_nil.rb:48:in `method_missing'
/usr/lib/ruby/gems/1.8/gems/cloud-sdk-controller-0.5.9/lib/cloud-sdk-controller/app/controllers/legacy_broker_controller.rb:10:in `user_info_post'
/usr/lib/ruby/gems/1.8/gems/actionpack-3.0.10/lib/action_controller/metal/implicit_render.rb:4:in `send_action'
/usr/lib/ruby/gems/1.8/gems/actionpack-3.0.10/lib/action_controller/metal/implicit_render.rb:4:in `send_action'
/usr/lib/ruby/gems/1.8/gems/actionpack-3.0.10/lib/abstract_controller/base.rb:150:in `process_action'
/usr/lib/ruby/gems/1.8/gems/actionpack-3.0.10/lib/action_controller/metal/rendering.rb:11:in `process_action'

Exit Code: 1
broker_c: namespacerhloginsshapp_uuiddebugaltercartridgecart_typeactionapp_nameapi
api_c: placeholder
API version:    1.1.2

RESULT:
undefined method `auth_method=' for nil:NilClass
<---------------------------->

Expected results:
There shouldn't be any error. The output should say the user doesn't have any created domain.

Additional info: