installer: Remove redundant $key variable

[lhc/web/wiklou.git] / includes / installer / Installer.php

diff --git a/includes/installer/Installer.php b/includes/installer/Installer.php
index 3ac152e..63b251a 100644 (file)
--- a/includes/installer/Installer.php
+++ b/includes/installer/Installer.php
@@ -686,10 +686,10 @@ abstract class Installer {
         * @return string
         */
        public function parse( $text, $lineStart = false ) {
-               global $wgParser;
+               $parser = MediaWikiServices::getInstance()->getParser();
 
                try {
-                       $out = $wgParser->parse( $text, $this->parserTitle, $this->parserOptions, $lineStart );
+                       $out = $parser->parse( $text, $this->parserTitle, $this->parserOptions, $lineStart );
                        $html = $out->getText( [
                                'enableSectionEditLinks' => false,
                                'unwrap' => true,
@@ -866,8 +866,7 @@ abstract class Installer {
                }
 
                if ( !$caches ) {
-                       $key = 'config-no-cache-apcu';
-                       $this->showMessage( $key );
+                       $this->showMessage( 'config-no-cache-apcu' );
                }
 
                $this->setVar( '_Caches', $caches );