Revert "Also delete the page information cache when invalidating cache of a non-exist...

Breaks LiquidThreads per bug 43693 and worsens bug 37209.

This reverts commit b3ff701cba6578ff0994ef3b42efcb1ba4eac9cd

diff --git a/includes/Title.php b/includes/Title.php
index f045f74..a20367d 100644 (file)
--- a/includes/Title.php
+++ b/includes/Title.php
@@ -4476,8 +4476,11 @@ class Title {
                HTMLFileCache::clearFileCache( $this );
 
                // Clear page info.
-               $memcKey = wfMemcKey( 'infoaction', $this->getPrefixedText(), $this->getLatestRevID() );
-               $success = $success && $wgMemc->delete( $memcKey );
+               $revision = WikiPage::factory( $this )->getRevision();
+               if( $revision !== null ) {
+                       $memcKey = wfMemcKey( 'infoaction', $this->getPrefixedText(), $revision->getId() );
+                       $success = $success && $wgMemc->delete( $memcKey );
+               }
 
                return $success;
        }