--- old/test/langtools/tools/javac/modules/ContainsTest.java	2019-02-20 12:58:07.000000000 -0500
+++ new/test/langtools/tools/javac/modules/ContainsTest.java	2019-02-20 12:58:06.000000000 -0500
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2017, 2019, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -129,7 +129,7 @@
         Path c = src.resolve("p/C.java");
         Path x = base.resolve("src2/p/C.java");
 
-        try (FileSystem jarFS = FileSystems.newFileSystem(jar, null);
+        try (FileSystem jarFS = FileSystems.newFileSystem(jar, (ClassLoader)null);
                 StandardJavaFileManager fm = javaCompiler.getStandardFileManager(null, null, null)) {
             Path jarRoot = jarFS.getRootDirectories().iterator().next();
             fm.setLocationFromPaths(StandardLocation.CLASS_PATH, List.of(src, jarRoot));