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-rw-r--r--actioncable/lib/action_cable/channel/callbacks.rb1
1 files changed, 0 insertions, 1 deletions
diff --git a/actioncable/lib/action_cable/channel/callbacks.rb b/actioncable/lib/action_cable/channel/callbacks.rb
index 65629e4191..c740132c94 100644
--- a/actioncable/lib/action_cable/channel/callbacks.rb
+++ b/actioncable/lib/action_cable/channel/callbacks.rb
@@ -1,4 +1,3 @@
-# frozen_string_literal: true
require "active_support/callbacks"
module ActionCable