aboutsummaryrefslogtreecommitdiffstats
path: root/actionmailer/lib/action_mailer/base.rb
diff options
context:
space:
mode:
Diffstat (limited to 'actionmailer/lib/action_mailer/base.rb')
-rw-r--r--actionmailer/lib/action_mailer/base.rb3
1 files changed, 1 insertions, 2 deletions
diff --git a/actionmailer/lib/action_mailer/base.rb b/actionmailer/lib/action_mailer/base.rb
index 1e91d62e24..f00a0c8ae0 100644
--- a/actionmailer/lib/action_mailer/base.rb
+++ b/actionmailer/lib/action_mailer/base.rb
@@ -349,8 +349,7 @@ module ActionMailer #:nodoc:
include AbstractController::Translation
include AbstractController::AssetPaths
- cattr_reader :protected_instance_variables
- @@protected_instance_variables = []
+ self.protected_instance_variables = %w(@_action_has_layout)
helper ActionMailer::MailHelper
include ActionMailer::OldApi