docs: function(category) {
  			var settingsMap = this.settingsMap;
  			var pids = typeof category === 'string' ? this.categories[category] : Object.keys(settingsMap); //$NON-NLS-0$
  			if (!pids) {
  				return [];
  			}
  			return pids.map(function(pid) {
  				return settingsMap[pid];
  			});
  		}