Add Syntax Highlighter's Shortcodes to BBPress Comments

// add shortcode processing to replies
add_action( 'init', 'add_SyntaxHighlighter');
function add_SyntaxHighlighter() {
    if(!class_exists('SyntaxHighlighter')) return;
    global $SyntaxHighlighter;
    add_filter('bbp_get_reply_content', array(&$SyntaxHighlighter, 'parse_shortcodes'));
}