Use a more unique placeholder url path for CiviCRM AJAX requests

civicrm/js/crm.ajax.js

@@ -31,10 +31,10 @@
     // Remove basepage as it can be changed on some CMS eg. WordPress frontend.
     frag[0] = frag[0].replace('civicrm/', '/');
     // Encode url path only if slashes in placeholder were also encoded
-    if (tplURL[mode].indexOf('/placeholder-url-path') >= 0) {
-      url = tplURL[mode].replace('/placeholder-url-path', frag[0]);
+    if (tplURL[mode].indexOf('/crmajax-placeholder-url-path') >= 0) {
+      url = tplURL[mode].replace('/crmajax-placeholder-url-path', frag[0]);
     } else {
-      url = tplURL[mode].replace('%2Fplaceholder-url-path', encodeURIComponent(frag[0]));
+      url = tplURL[mode].replace('%2Fcrmajax-placeholder-url-path', encodeURIComponent(frag[0]));
     }
 
     if (_.isEmpty(query)) {

civicrm/templates/CRM/common/l10n.js.tpl

@@ -29,7 +29,7 @@
   CRM.config.entityRef = $.extend({ldelim}{rdelim}, {$entityRef|@json_encode}, CRM.config.entityRef || {ldelim}{rdelim});
 
   // Initialize CRM.url and CRM.formatMoney
-  CRM.url({ldelim}back: '{crmURL p="civicrm/placeholder-url-path" q="civicrm-placeholder-url-query=1" h=0 fb=1}', front: '{crmURL p="civicrm/placeholder-url-path" q="civicrm-placeholder-url-query=1" h=0 fe=1}'{rdelim});
+  CRM.url({ldelim}back: '{crmURL p="civicrm/crmajax-placeholder-url-path" q="civicrm-placeholder-url-query=1" h=0 fb=1}', front: '{crmURL p="civicrm/crmajax-placeholder-url-path" q="civicrm-placeholder-url-query=1" h=0 fe=1}'{rdelim});
   CRM.formatMoney('init', false, {$moneyFormat|@json_encode});
 
   // Localize select2