replace content_object.reindexObject() with event handlers.

svn path=/plone.app.discussion/trunk/; revision=27814

plone/app/discussion/conversation.py

@@ -255,10 +255,6 @@ class Conversation(Traversable, Persistent, Explicit):
         notify(ObjectAddedEvent(comment.__of__(self), self, id))
         notify(ContainerModifiedEvent(self))
 
-        # XXX: This shouldn't be necessary.
-        content_obj = aq_parent(self)
-        content_obj.reindexObject()
-
         return id
 
     # Dict API
@@ -317,10 +313,6 @@ class Conversation(Traversable, Persistent, Explicit):
         if not suppress_container_modified:
             notify(ContainerModifiedEvent(self))
 
-        # XXX: This shouldn't be necessary.
-        content_obj = aq_parent(self)
-        content_obj.reindexObject()
-
     def __iter__(self):
         return iter(self._comments)