--- a/test/jdk/java/lang/StringBuffer/CompactStringBuffer.java	Tue Oct 02 21:38:54 2018 +0530
+++ b/test/jdk/java/lang/StringBuffer/CompactStringBuffer.java	Tue Oct 02 22:36:08 2018 -0700
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2015, 2018, 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
@@ -471,8 +471,7 @@
     }
 
     /*
-     * Because right now system default charset in JPRT environment is only
-     * guaranteed to support ASCII characters in log, so we escape them.
+     * Escape non-ASCII characters since not all systems support them.
      */
     private String escapeNonASCIIs(String str) {
         StringBuilder sb = new StringBuilder();