# File lib/action_controller/metal/compatibility.rb, line 53
    def _handle_method_missing
      ActiveSupport::Deprecation.warn "Using `method_missing` to handle non" \
        " existing actions is deprecated and will be removed in Rails 4.0, " \
        " please use `action_missing` instead.", caller
      method_missing(@_action_name.to_sym)
    end