first commit

public/assets/jquery/src/ajax/binary.js

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+import { jQuery } from "../core.js";
+
+import "../ajax.js";
+
+jQuery.ajaxPrefilter( function( s, origOptions ) {
+
+	// Binary data needs to be passed to XHR as-is without stringification.
+	if ( typeof s.data !== "string" && !jQuery.isPlainObject( s.data ) &&
+			!Array.isArray( s.data ) &&
+
+			// Don't disable data processing if explicitly set by the user.
+			!( "processData" in origOptions ) ) {
+		s.processData = false;
+	}
+
+	// `Content-Type` for requests with `FormData` bodies needs to be set
+	// by the browser as it needs to append the `boundary` it generated.
+	if ( s.data instanceof window.FormData ) {
+		s.contentType = false;
+	}
+} );