diff -r 34716fd837a4 -r be944660c56a wp/wp-includes/js/dist/blob.js
--- a/wp/wp-includes/js/dist/blob.js	Tue Dec 15 15:52:01 2020 +0100
+++ b/wp/wp-includes/js/dist/blob.js	Wed Sep 21 18:19:35 2022 +0200
@@ -82,31 +82,33 @@
 /******/
 /******/
 /******/ 	// Load entry module and return exports
-/******/ 	return __webpack_require__(__webpack_require__.s = 284);
+/******/ 	return __webpack_require__(__webpack_require__.s = "ca5x");
 /******/ })
 /************************************************************************/
 /******/ ({
 
-/***/ 284:
+/***/ "ca5x":
 /***/ (function(module, __webpack_exports__, __webpack_require__) {
 
 "use strict";
 __webpack_require__.r(__webpack_exports__);
 /* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "createBlobURL", function() { return createBlobURL; });
 /* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "getBlobByURL", function() { return getBlobByURL; });
+/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "getBlobTypeByURL", function() { return getBlobTypeByURL; });
 /* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "revokeBlobURL", function() { return revokeBlobURL; });
 /* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "isBlobURL", function() { return isBlobURL; });
 /**
  * Browser dependencies
  */
-var _window$URL = window.URL,
-    createObjectURL = _window$URL.createObjectURL,
-    revokeObjectURL = _window$URL.revokeObjectURL;
+const {
+  createObjectURL,
+  revokeObjectURL
+} = window.URL;
 /**
  * @type {Record<string, File|undefined>}
  */
 
-var cache = {};
+const cache = {};
 /**
  * Create a blob URL from a file.
  *
@@ -116,7 +118,7 @@
  */
 
 function createBlobURL(file) {
-  var url = createObjectURL(file);
+  const url = createObjectURL(file);
   cache[url] = file;
   return url;
 }
@@ -134,6 +136,21 @@
   return cache[url];
 }
 /**
+ * Retrieve a blob type based on URL. The file must have been created by
+ * `createBlobURL` and not removed by `revokeBlobURL`, otherwise it will return
+ * `undefined`.
+ *
+ * @param {string} url The blob URL.
+ *
+ * @return {string|undefined} The blob type.
+ */
+
+function getBlobTypeByURL(url) {
+  var _getBlobByURL;
+
+  return (_getBlobByURL = getBlobByURL(url)) === null || _getBlobByURL === void 0 ? void 0 : _getBlobByURL.type.split('/')[0]; // 0: media type , 1: file extension eg ( type: 'image/jpeg' ).
+}
+/**
  * Remove the resource and file cache from memory.
  *
  * @param {string} url The blob URL.