--- a/src/jdk.javadoc/share/classes/jdk/javadoc/internal/doclets/formats/html/HtmlConfiguration.java	Mon Mar 11 14:22:23 2019 +0530
+++ b/src/jdk.javadoc/share/classes/jdk/javadoc/internal/doclets/formats/html/HtmlConfiguration.java	Mon Mar 11 14:57:16 2019 +0530
@@ -41,8 +41,6 @@
 
 import jdk.javadoc.doclet.Doclet;
 import jdk.javadoc.doclet.DocletEnvironment;
-import jdk.javadoc.internal.doclets.formats.html.markup.HtmlTag;
-import jdk.javadoc.internal.doclets.formats.html.markup.HtmlVersion;
 import jdk.javadoc.internal.doclets.toolkit.BaseConfiguration;
 import jdk.javadoc.internal.doclets.toolkit.DocletException;
 import jdk.javadoc.internal.doclets.toolkit.Messages;
@@ -51,7 +49,6 @@
 import jdk.javadoc.internal.doclets.toolkit.util.DocFile;
 import jdk.javadoc.internal.doclets.toolkit.util.DocPath;
 import jdk.javadoc.internal.doclets.toolkit.util.DocPaths;
-import jdk.javadoc.internal.doclets.toolkit.util.Utils;
 
 import static javax.tools.Diagnostic.Kind.*;
 
@@ -359,8 +356,7 @@
         docPaths = new DocPaths(utils, useModuleDirectories);
         setCreateOverview();
         setTopFile(docEnv);
-        workArounds.initDocLint(doclintOpts.values(), tagletManager.getAllTagletNames(),
-                Utils.toLowerCase(HtmlVersion.HTML5.name()));
+        workArounds.initDocLint(doclintOpts.values(), tagletManager.getAllTagletNames());
         return true;
     }