Bump to v4.17.5.

_initCloneByTag.js

@@ -1,8 +1,6 @@
 import cloneArrayBuffer from './_cloneArrayBuffer.js';
 import cloneDataView from './_cloneDataView.js';
-import cloneMap from './_cloneMap.js';
 import cloneRegExp from './_cloneRegExp.js';
-import cloneSet from './_cloneSet.js';
 import cloneSymbol from './_cloneSymbol.js';
 import cloneTypedArray from './_cloneTypedArray.js';
 
@@ -32,16 +30,15 @@ var arrayBufferTag = '[object ArrayBuffer]',
  * Initializes an object clone based on its `toStringTag`.
  *
  * **Note:** This function only supports cloning values with tags of
- * `Boolean`, `Date`, `Error`, `Number`, `RegExp`, or `String`.
+ * `Boolean`, `Date`, `Error`, `Map`, `Number`, `RegExp`, `Set`, or `String`.
  *
  * @private
  * @param {Object} object The object to clone.
  * @param {string} tag The `toStringTag` of the object to clone.
- * @param {Function} cloneFunc The function to clone values.
  * @param {boolean} [isDeep] Specify a deep clone.
  * @returns {Object} Returns the initialized clone.
  */
-function initCloneByTag(object, tag, cloneFunc, isDeep) {
+function initCloneByTag(object, tag, isDeep) {
   var Ctor = object.constructor;
   switch (tag) {
     case arrayBufferTag:
@@ -60,7 +57,7 @@ function initCloneByTag(object, tag, cloneFunc, isDeep) {
       return cloneTypedArray(object, isDeep);
 
     case mapTag:
-      return cloneMap(object, isDeep, cloneFunc);
+      return new Ctor;
 
     case numberTag:
     case stringTag:
@@ -70,7 +67,7 @@ function initCloneByTag(object, tag, cloneFunc, isDeep) {
       return cloneRegExp(object);
 
     case setTag:
-      return cloneSet(object, isDeep, cloneFunc);
+      return new Ctor;
 
     case symbolTag:
       return cloneSymbol(object);