Bump to v4.16.4.

_baseIsArguments.js

@@ -0,0 +1,27 @@
+var isObjectLike = require('./isObjectLike');
+
+/** `Object#toString` result references. */
+var argsTag = '[object Arguments]';
+
+/** Used for built-in method references. */
+var objectProto = Object.prototype;
+
+/**
+ * Used to resolve the
+ * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring)
+ * of values.
+ */
+var objectToString = objectProto.toString;
+
+/**
+ * The base implementation of `_.isArguments`.
+ *
+ * @private
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if `value` is an `arguments` object,
+ */
+function baseIsArguments(value) {
+  return isObjectLike(value) && objectToString.call(value) == argsTag;
+}
+
+module.exports = baseIsArguments;