less debug log spam

diff --git a/includes/MessageCache.php b/includes/MessageCache.php
index 6d4b788..f324c61 100755 (executable)
--- a/includes/MessageCache.php
+++ b/includes/MessageCache.php
@@ -67,7 +67,11 @@ class MessageCache
                global $wgAllMessagesEn;
 
                if ( $this->mDisable ) {
-                       wfDebug( "MessageCache::load(): disabled\n" );
+                       static $shownDisabled = false;
+                       if ( !$shownDisabled ) {
+                               wfDebug( "MessageCache::load(): disabled\n" );
+                               $shownDisabled = true;
+                       }
                        return true;
                }
                $fname = 'MessageCache::load';