cleaning up some internal specs and names

lib/cancan/ability.rb

@@ -209,7 +209,7 @@ module CanCan
     def attributes_for(action, subject)
       attributes = {}
       relevant_can_definitions(action, subject).map do |can_definition|
-        attributes.merge!(can_definition.new_attributes) if can_definition.base_behavior
+        attributes.merge!(can_definition.attributes_from_conditions) if can_definition.base_behavior
       end
       attributes
     end

lib/cancan/can_definition.rb

@@ -67,7 +67,7 @@ module CanCan
       hash
     end
 
-    def new_attributes
+    def attributes_from_conditions
       attributes = {}
       @conditions.each do |key, value|
         attributes[key] = value unless [Array, Range, Hash].include? value.class