1 files changed, 1 insertions, 7 deletions
diff --git a/actionpack/lib/action_controller/metal/live.rb b/actionpack/lib/action_controller/metal/live.rb
index 1e13b3761f..58150cd9a9 100644
--- a/actionpack/lib/action_controller/metal/live.rb
+++ b/actionpack/lib/action_controller/metal/live.rb
@@ -102,7 +102,7 @@ module ActionController
             end
           end
 
-          message = json.gsub(/\n/, "\ndata: ")
+          message = json.gsub("\n".freeze, "\ndata: ".freeze)
           @stream.write "data: #{message}\n\n"
         end
     end
@@ -189,12 +189,6 @@ module ActionController
         !@aborted
       end
 
-      def await_close
-        synchronize do
-          @cv.wait_until { @closed }
-        end
-      end
-
       def on_error(&block)
         @error_callback = block
       end