--- old/src/java.base/share/classes/java/io/FilterOutputStream.java	2019-07-18 11:07:36.000000000 -0700
+++ new/src/java.base/share/classes/java/io/FilterOutputStream.java	2019-07-18 11:07:35.000000000 -0700
@@ -67,10 +67,6 @@
      *                created without an underlying stream.
      */
     public FilterOutputStream(OutputStream out) {
-        if (out == null) {
-            throw new NullPointerException();
-        }
-
         this.out = out;
     }