--- a/src/jdk.javadoc/share/classes/jdk/javadoc/internal/doclets/formats/html/TreeWriter.java	Thu Feb 21 14:03:57 2019 -0800
+++ b/src/jdk.javadoc/share/classes/jdk/javadoc/internal/doclets/formats/html/TreeWriter.java	Thu Feb 21 15:05:47 2019 -0800
@@ -126,7 +126,7 @@
         htmlTree.addContent(navBar.getContent(false));
         addBottom(htmlTree);
         body.addContent(htmlTree);
-        printHtmlDocument(null, "class tree", true, body);
+        printHtmlDocument(null, "class tree", body);
     }
 
     /**