lib/storage/sync-updates.js
function(datasetId, acknowledgement, callback) {
      return metrics.timeAsyncFunc(metrics.KEYS.MONGODB_OPERATION_TIME, doFindAndDeleteUpdate)(datasetId, acknowledgement, callback);
    }
function(datasetId, acknowledgement, callback) {
      return metrics.timeAsyncFunc(metrics.KEYS.MONGODB_OPERATION_TIME, doFindAndDeleteUpdate)(datasetId, acknowledgement, callback);
    }
function ( datasetId , acknowledgement , callback ) { return metrics . timeAsyncFunc ( metrics . KEYS . MONGODB_OPERATION_TIME , doFindAndDeleteUpdate ) ( datasetId , acknowledgement , callback ) ; }
find the delete the given sync update
@param {String} datasetId
@param {storage~Acknowledgement} acknowledgement
@param {Function} callback
find the delete the given sync update