app/models/devise/oauth2/client.rb in devise_oauth2_rails4-1.1.7 vs app/models/devise/oauth2/client.rb in devise_oauth2_rails4-1.1.8

@@ -2,9 +2,11 @@
 
   has_many :access_tokens
   has_many :refresh_tokens
   has_many :authorization_codes
 
+  belongs_to :owner, polymorphic: true
+
   before_validation :init_identifier, :on => :create, :unless => :identifier?
   before_validation :init_secret, :on => :create, :unless => :secret?
   validates :identifier, :presence => true, :uniqueness => true
 
   serialize :default_permissions