    # File lib/phusion_passenger/public_api.rb, line 44
            def install_framework_extensions!(*args)
                    require 'rails/version' if defined?(::Rails) && !defined?(::Rails::VERSION)
                    if defined?(::Rails) && ::Rails::VERSION::MAJOR == 3
                            require 'phusion_passenger/rails3_extensions/init'
                            Rails3Extensions.init!(_spawn_options, *args)
                    end
            end