parameters: (self, message)
docstring: Hook to add custom behavior after having updated the message content.
docstring_summary: Hook to add custom behavior after having updated the message content.
docstring_tokens: Hook to add custom behavior after having updated the message content .
function: def _message_update_content_after_hook(self, message):
          """ Hook to add custom behavior after having updated the message content. """
function_tokens: def _message_update_content_after_hook ( self , message ) :