$this->bench( array(
array( 'function' => array( $this, 'wfIsWindows' ) ),
array( 'function' => array( $this, 'wfIsWindowsCached' ) ),
$this->bench( array(
array( 'function' => array( $this, 'wfIsWindows' ) ),
array( 'function' => array( $this, 'wfIsWindowsCached' ) ),