Add doc comment for JS2 dependency in live preview enhancements from r55239

diff --git a/includes/DefaultSettings.php b/includes/DefaultSettings.php
index 2c8e670..3e8e741 100644 (file)
--- a/includes/DefaultSettings.php
+++ b/includes/DefaultSettings.php
@@ -3322,6 +3322,7 @@ $wgSpecialPageGroups = array(
  * over an XMLHttpRequest from JavaScript instead of
  * forcing a submit and reload of the whole page.
  * Leave disabled unless you're testing it.
+ * Needs JS2 ($wgEnableJS2) to be activated.
  */
 $wgLivePreview = false;