1 files changed, 0 insertions, 5 deletions
diff --git a/railties/lib/rails/generators/migration.rb b/railties/lib/rails/generators/migration.rb
index a755471a4b..87f2e1d42b 100644
--- a/railties/lib/rails/generators/migration.rb
+++ b/railties/lib/rails/generators/migration.rb
@@ -30,11 +30,6 @@ module Rails
         end
       end
 
-      def id_kind
-        kind = Rails.application.config.active_record.primary_key rescue nil
-        ", id: :#{kind}" if kind
-      end
-
       def create_migration(destination, data, config = {}, &block)
         action Rails::Generators::Actions::CreateMigration.new(self, destination, block || data.to_s, config)
       end