Ticket #32323: 32323.2.diff

src/wp-includes/js/wplink.js

@@ -354 +354 @@
                         }
 
                         link = getLink();
-                        text = inputs.text.val();
+                        text = ( '' === inputs.text.val() ) ? attrs.href : inputs.text.val();
 
                         if ( link ) {
                                 if ( text ) {