Ticket #16276: 16276.2.diff

wp-includes/js/wplink.js

@@ -285 +285 @@
                         // Leave the new tab setting as-is.
                         inputs.url.val('http://');
                         inputs.title.val('');
+                        inputs.search.val( tinyMCEPopup.editor.selection.getContent( { format: 'text' } ) ).trigger( 'keyup' );
 
                         // Update save prompt.
                         inputs.submit.val( wpLinkL10n.save );