Use an empty array for ruby 2.3 compatibility

Apparently `false.dup` throws in ruby 2.3 and not in 2.5...

diff --git a/app/controllers/oauth_controller.rb b/app/controllers/oauth_controller.rb
index 801d88a..7e7a526 100644 (file)
--- a/app/controllers/oauth_controller.rb
+++ b/app/controllers/oauth_controller.rb
@@ -38,7 +38,7 @@ class OauthController < ApplicationController
   protected
 
   def oauth1_authorize
-    override_content_security_policy_directives(:form_action => false)
+    override_content_security_policy_directives(:form_action => [])
 
     if @token.invalidated?
       @message = t "oauth.authorize_failure.invalid"