Merge branch 'master' into wip_abstract_controller

Conflicts:
	actionpack/lib/action_controller/abstract/callbacks.rb
	actionpack/lib/action_controller/abstract/renderer.rb
	actionpack/lib/action_controller/base/base.rb
	actionpack/lib/action_controller/dispatch/dispatcher.rb
	actionpack/lib/action_controller/routing/route_set.rb
	actionpack/lib/action_controller/testing/process.rb
	actionpack/test/abstract_controller/layouts_test.rb
	actionpack/test/controller/filters_test.rb
	actionpack/test/controller/helper_test.rb
	actionpack/test/controller/render_test.rb
	actionpack/test/new_base/test_helper.rb

1 files changed, 5 insertions, 0 deletions

diff --git a/activerecord/lib/active_record/associations/has_many_association.rb b/activerecord/lib/active_record/associations/has_many_association.rb
index a2cbabfe0c..73dd50dd07 100644
--- a/activerecord/lib/active_record/associations/has_many_association.rb
+++ b/activerecord/lib/active_record/associations/has_many_association.rb
@@ -116,6 +116,11 @@ module ActiveRecord
             :create => create_scoping
           }
         end
+
+        def we_can_set_the_inverse_on_this?(record)
+          inverse = @reflection.inverse_of
+          return !inverse.nil?
+        end
     end
   end
 end