$this->performRequest();
// GUI-ify and stash the page output in MediaWiki::doPreOutputCommit() while
- // ChronologyProtector synchronizes DB positions or slaves accross all datacenters.
+ // ChronologyProtector synchronizes DB positions or replicas accross all datacenters.
$buffer = null;
$outputWork = function () use ( $output, &$buffer ) {
if ( $buffer === null ) {