$cache = ObjectCache::getInstance( $wgLanguageConverterCacheType );
$cacheKey = $cache->makeKey( 'conversiontables', $this->mMainLanguageCode );
if ( $fromCache ) {
$cache = ObjectCache::getInstance( $wgLanguageConverterCacheType );
$cacheKey = $cache->makeKey( 'conversiontables', $this->mMainLanguageCode );
if ( $fromCache ) {