8251561: Fix doclint warnings in the java.xml package

Reviewed-by: lancea, naoto, rriggs, erikj, alanb

Author: JoeWang-Java

make/Docs.gmk

@@ -298,6 +298,8 @@ define SetupApiDocsGenerationBody
   # Create a string like "-Xdoclint:all,-syntax,-html,..."
   $1_OPTIONS += -Xdoclint:all,$$(call CommaList, $$(addprefix -, \
       $$(JAVADOC_DISABLED_DOCLINT)))
+  # Ignore the doclint warnings in the W3C DOM package
+  $1_OPTIONS += -Xdoclint/package:-org.w3c.*
 
   $1_DOC_TITLE := $$($1_LONG_NAME)<br>Version $$(VERSION_SPECIFICATION) API \
       Specification

src/java.xml/share/classes/javax/xml/stream/FactoryConfigurationError.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2009, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2009, 2020, 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
@@ -36,6 +36,9 @@
 public class FactoryConfigurationError extends Error {
     private static final long serialVersionUID = -2994412584589975744L;
 
+  /**
+   * The nested exception.
+   */
   Exception nested;
 
   /**