cleaned up unnecessary global declaration

diff --git a/includes/OutputPage.php b/includes/OutputPage.php
index 92b416e..ac7d657 100644 (file)
--- a/includes/OutputPage.php
+++ b/includes/OutputPage.php
@@ -253,7 +253,7 @@ class OutputPage {
        }
        
        function sendCacheControl() {
-               global $wgUseSquid, $wgUseESI, $wgSquidMaxage, $wgOut;
+               global $wgUseSquid, $wgUseESI, $wgSquidMaxage;
                # FIXME: This header may cause trouble with some versions of Internet Explorer
                header( "Vary: Accept-Encoding, Cookie" );
                if( $this->mLastModified != "" ) {