# File lib/rubygame/event_actions.rb, line 159
        def perform( owner, event )
                owner.method(@method_name).call( event )
        rescue ArgumentError => s
                begin
                        # Oops! Try again, without any argument.
                        owner.method(@method_name).call()
                rescue ArgumentError
                        # That didn't work either. Raise the original error.
                        raise s
                end
        end