[TASK] Allow AjaxDataHandler to pick button labels for Modal

Use AjaxDataHandler with Modal API without TYPO3.Language inline.
Allow Modal API to pick button labels when wrapped in AjaxDataHandler

Resolves: #65466
Releases: master
Change-Id: Ibe1385e41a8481620af74a3af6b3c4a49485fe4f
Reviewed-on: http://review.typo3.org/37467


Reviewed-by: Frank Nägler <typo3@naegler.net>
Tested-by: Frank Nägler <typo3@naegler.net>
Reviewed-by: Anja Leichsenring <aleichsenring@ab-softlab.de>
Tested-by: Anja Leichsenring <aleichsenring@ab-softlab.de>

typo3/sysext/backend/Resources/Public/JavaScript/AjaxDataHandler.js

@@ -86,14 +86,14 @@ define('TYPO3/CMS/Backend/AjaxDataHandler', ['jquery', 'TYPO3/CMS/Backend/FlashM
 			var $anchorElement = $(this);
 			TYPO3.Modal.confirm($anchorElement.data('title'), $anchorElement.data('message'), TYPO3.Severity.error, [
 				{
-					text: TYPO3.lang['button.cancel'],
+					text: $(this).data('button-close-text') || TYPO3.lang['button.cancel'] || 'Close',
 					active: true,
 					trigger: function() {
 						TYPO3.Modal.dismiss();
 					}
 				},
 				{
-					text: TYPO3.lang['button.delete'],
+					text: $(this).data('button-ok-text') || TYPO3.lang['button.delete'] || 'OK',
 					btnClass: 'btn-danger',
 					trigger: function() {
 						TYPO3.Modal.dismiss();