Use symbol for content_for instead of string.
Use symbol for content_for instead of string.

--HG--
extra : rebase_source : 15b340c7c1ecb6297fc5d4721c04711b7fb62ca7

euank/moebooru-thin,moebooru/moebooru,moebooru/moebooru,moebooru/moebooru,nanaya/moebooru,euank/moebooru-thin,moebooru/moebooru,nanaya/moebooru,euank/moebooru-thin,euank/moebooru-thin,nanaya/moebooru,nanaya/moebooru,moebooru/moebooru,nanaya/moebooru,euank/moebooru-thin