Use isset in WikiPage prepareContentForEdit for newContent

This will stop the following:

Undefined property: stdClass::$newContent in
includes/page/WikiPage.php on line 2056

Bug: T75474
Change-Id: I1bc840faff1b4dc1444434b4edec223950bc6eb1

diff --git a/includes/page/WikiPage.php b/includes/page/WikiPage.php
index e7352af..46fef10 100644 (file)
--- a/includes/page/WikiPage.php
+++ b/includes/page/WikiPage.php
@@ -2050,7 +2050,7 @@ class WikiPage implements Page, IDBAccessObject {
                }
 
                if ( $this->mPreparedEdit
-                       && $this->mPreparedEdit->newContent
+                       && isset( $this->mPreparedEdit->newContent )
                        && $this->mPreparedEdit->newContent->equals( $content )
                        && $this->mPreparedEdit->revid == $revid
                        && $this->mPreparedEdit->format == $serialFormat