code: function( site ) {
  		if ( ! site ) {
  			return [];
  		}
  		if ( ! _pluginsBySite[ site.ID ] && ! _fetching[ site.ID ] ) {
  			PluginsActions.fetchSitePlugins( site );
  			_fetching[ site.ID ] = true;
  		}
  		if ( ! _pluginsBySite[ site.ID ] ) {
  			return _pluginsBySite[ site.ID ];
  		}
  		return values( _pluginsBySite[ site.ID ] );
  	}
docs: Get Plugins for a single site