Merge pull request #22018 from jbranchaud/move-getter-to-attr-reader

Extract native getter to attr_reader.

activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb

@@ -210,7 +210,7 @@ class TableDefinition
       # An array of ColumnDefinition objects, representing the column changes
       # that have been defined.
       attr_accessor :indexes
-      attr_reader :name, :temporary, :options, :as, :foreign_keys
+      attr_reader :name, :temporary, :options, :as, :foreign_keys, :native
 
       def initialize(types, name, temporary, options, as = nil)
         @columns_hash = {}
@@ -388,10 +388,6 @@ def create_column_definition(name, type)
         ColumnDefinition.new name, type
       end
 
-      def native
-        @native
-      end
-
       def aliased_types(name, fallback)
         'timestamp' == name ? :datetime : fallback
       end