--- a/langtools/src/jdk.compiler/share/classes/com/sun/source/util/DocTreeScanner.java	Tue Aug 08 23:00:45 2017 +0000
+++ b/langtools/src/jdk.compiler/share/classes/com/sun/source/util/DocTreeScanner.java	Tue Aug 15 13:16:32 2017 -0700
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2011, 2016, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2011, 2017, 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
@@ -438,6 +438,20 @@
     }
 
     /**
+     * {@inheritDoc} This implementation scans the children in left to right order.
+     *
+     * @param node  {@inheritDoc}
+     * @param p  {@inheritDoc}
+     * @return the result of scanning
+     * @since 10
+     */
+    @Override
+    public R visitSummary(SummaryTree node, P p) {
+        R r = scan(node.getSummary(), p);
+        return r;
+    }
+
+    /**
      * {@inheritDoc} This implementation returns {@code null}.
      *
      * @param node  {@inheritDoc}