restore accidentally deleted chunk

common/static/coffee/src/discussion/content.coffee

@@ -150,6 +150,16 @@ if Backbone?
       else
         @get("title")
 
+    toJSON: ->
+      json_attributes = _.clone(@attributes)
+      _.extend(json_attributes, { title: @display_title(), body: @display_body() })
+
+    created_at_date: ->
+      new Date(@get("created_at"))
+
+    created_at_time: ->
+      new Date(@get("created_at")).getTime()
+
   class @Comment extends @Content
     urlMappers:
       'reply': -> DiscussionUtil.urlFor('create_sub_comment', @id)