Remove instance level serialized_attributes setting was deprecated.

2 files changed, 0 insertions, 13 deletions

diff --git a/activerecord/lib/active_record/attribute_methods/serialization.rb b/activerecord/lib/active_record/attribute_methods/serialization.rb
index 7f1ebab4cd..d326ef7c22 100644
--- a/activerecord/lib/active_record/attribute_methods/serialization.rb
+++ b/activerecord/lib/active_record/attribute_methods/serialization.rb
@@ -50,13 +50,6 @@ module ActiveRecord
         end
       end
 
-      # *DEPRECATED*: Use ActiveRecord::AttributeMethods::Serialization::ClassMethods#serialized_attributes class level method instead.
-      def serialized_attributes
-        message = "Instance level serialized_attributes method is deprecated, please use class level method."
-        ActiveSupport::Deprecation.warn message
-        defined?(@serialized_attributes) ? @serialized_attributes : self.class.serialized_attributes
-      end
-
       class Type # :nodoc:
         def initialize(column)
           @column = column
diff --git a/activerecord/test/cases/serialized_attribute_test.rb b/activerecord/test/cases/serialized_attribute_test.rb
index 765e92ccca..b49c27bc78 100644
--- a/activerecord/test/cases/serialized_attribute_test.rb
+++ b/activerecord/test/cases/serialized_attribute_test.rb
@@ -19,12 +19,6 @@ class SerializedAttributeTest < ActiveRecord::TestCase
     assert_equal %w(content), Topic.serialized_attributes.keys
   end
 
-  def test_serialized_attributes_are_class_level_settings
-    topic = Topic.new
-    assert_raise(NoMethodError) { topic.serialized_attributes = [] }
-    assert_deprecated { topic.serialized_attributes }
-  end
-
   def test_serialized_attribute
     Topic.serialize("content", MyObject)