[FIX] auth_oauth_signup: do not attempt to signup users for failed signings coming back from the oauth provider

See also auth_oauth/controllers/main.py:106

bzr revid: odo@openerp.com-20130212162920-5i0swgn4phqitg53

addons/auth_oauth_signup/res_users.py

@@ -36,6 +36,8 @@ class res_users(osv.Model):
             login = super(res_users, self)._auth_oauth_signin(cr, uid, provider, validation, params, context=context)
 
         except openerp.exceptions.AccessDenied:
+            if context and context.get('no_user_creation'):
+                return None
             state = simplejson.loads(params['state'])
             token = state.get('t')
             oauth_uid = validation['user_id']