Update i18n shim

A performance issue was fixed in the shim(s) generated by
generateJsonI18n.php, so it needed to be updated.

Change-Id: I0772d3ef48be020a0f0e510282619e82d0842ccf

ContributionScores.i18n.php

@@ -11,10 +11,11 @@
  * This shim maintains compatibility back to MediaWiki 1.17.
  */
 $messages = array();
-$GLOBALS['wgHooks']['LocalisationCacheRecache'][] = function ( $cache, $code, &$cachedData ) {
+if ( !function_exists( 'wfJsonI18nShim3b33b33bd8c810e1' ) ) {
+	function wfJsonI18nShim3b33b33bd8c810e1( $cache, $code, &$cachedData ) {
 		$codeSequence = array_merge( array( $code ), $cachedData['fallbackSequence'] );
 		foreach ( $codeSequence as $csCode ) {
-		$fileName = __DIR__ . "/i18n/$csCode.json";
+			$fileName = dirname( __FILE__ ) . "/i18n/$csCode.json";
 			if ( is_readable( $fileName ) ) {
 				$data = FormatJson::decode( file_get_contents( $fileName ), true );
 				foreach ( array_keys( $data ) as $key ) {
@@ -28,4 +29,7 @@ $GLOBALS['wgHooks']['LocalisationCacheRecache'][] = function ( $cache, $code, &$
 			$cachedData['deps'][] = new FileDependency( $fileName );
 		}
 		return true;
-};
+	}
+
+	$GLOBALS['wgHooks']['LocalisationCacheRecache'][] = 'wfJsonI18nShim3b33b33bd8c810e1';
+}