public function configure() {
    $config = new Config();

    foreach (
      array(
        'sync',
      )
      as $feature
    ) {
      $config->ensure( $feature );
    }

    $config->ensure(
      'connection',
      array(
        'slug' => 'jetpack',
        'name' => 'Jetpack',
      )
    );

    if ( is_admin() ) {
      $config->ensure( 'jitm' );
    }

    if ( ! $this->connection_manager ) {
      $this->connection_manager = new Connection_Manager( 'jetpack' );
    }

    /*
		 * Load things that should only be in Network Admin.
		 *
		 * For now blow away everything else until a more full
		 * understanding of what is needed at the network level is
		 * available
		 */
    if ( is_multisite() ) {
      $network = Jetpack_Network::init();
      $network->set_connection( $this->connection_manager );
    }

    if ( $this->connection_manager->is_active() ) {
      add_action( 'login_form_jetpack_json_api_authorization', array( $this, 'login_form_json_api_authorization' ) );

      Jetpack_Heartbeat::init();
      if ( self::is_module_active( 'stats' ) && self::is_module_active( 'search' ) ) {
        require_once JETPACK__PLUGIN_DIR . '_inc/lib/class.jetpack-search-performance-logger.php';
        Jetpack_Search_Performance_Logger::init();
      }
    }

    // Initialize remote file upload request handlers.
    $this->add_remote_request_handlers();

    /*
		 * Enable enhanced handling of previewing sites in Calypso
		 */
    if ( self::is_active() ) {
      require_once JETPACK__PLUGIN_DIR . '_inc/lib/class.jetpack-iframe-embed.php';
      add_action( 'init', array( 'Jetpack_Iframe_Embed', 'init' ), 9, 0 );
      require_once JETPACK__PLUGIN_DIR . '_inc/lib/class.jetpack-keyring-service-helper.php';
      add_action( 'init', array( 'Jetpack_Keyring_Service_Helper', 'init' ), 9, 0 );
    }

    if ( ( new Tracking( $this->connection_manager ) )->should_enable_tracking( new Terms_Of_Service(), new Status() ) ) {
      add_action( 'init', array( new Plugin_Tracking(), 'init' )  < );
    } else {
      
/**
 * Initialize tracking right after the user agrees to the terms of service.
 */
      add_action( 'jetpack_agreed_to_terms_of_service', array( new Plugin_Tracking(), 'init' )  < );
    }
  }