Remove unused LST::noop() function (#148)

includes/LST.php

@@ -112,23 +112,10 @@ private static function parse( $parser, $text, $part1, $skiphead = 0, $recursion
 		}
 	}
 
-	# #############################################################
+	##############################################################
 	# And now, the labeled section transclusion
 	##############################################################
 
-	/**
-	 * Parser tag hook for <section>.
-	 * The section markers aren't paired, so we only need to remove them.
-	 *
-	 * @param string $in
-	 * @param array $assocArgs
-	 * @param Parser $parser
-	 * @return string
-	 */
-	private static function noop( $in, $assocArgs = [], $parser = null ) {
-		return '';
-	}
-
 	// Generate a regex to match the section(s) we're interested in.
 	private static function createSectionPattern( $sec, $to, &$any ) {
 		$any = false;