Remove references to _.

flattenDepth.js

@@ -5,7 +5,6 @@ import toInteger from './toInteger.js';
  * Recursively flatten `array` up to `depth` times.
  *
  * @static
- * @memberOf _
  * @since 4.4.0
  * @category Array
  * @param {Array} array The array to flatten.
@@ -15,10 +14,10 @@ import toInteger from './toInteger.js';
  *
  * var array = [1, [2, [3, [4]], 5]];
  *
- * _.flattenDepth(array, 1);
+ * flattenDepth(array, 1);
  * // => [1, 2, [3, [4]], 5]
  *
- * _.flattenDepth(array, 2);
+ * flattenDepth(array, 2);
  * // => [1, 2, 3, [4], 5]
  */
 function flattenDepth(array, depth) {