src/jdk.javadoc/share/classes/jdk/javadoc/internal/doclets/formats/html/IndexRedirectWriter.java

*** 73,94 ****
       * @throws DocFileIOException if there is a problem generating the file
       */
      private void generateIndexFile() throws DocFileIOException {
          Content htmlComment = contents.newPage;
          Head head = new Head(path, configuration.docletVersion, configuration.startTime)
!                 .setTimestamp(!configuration.notimestamp)
                  .setDescription("index redirect")
                  .setGenerator(getGenerator(getClass()))
                  .setStylesheets(configuration.getMainStylesheet(), Collections.emptyList()) // avoid reference to default stylesheet
                  .addDefaultScript(false);
  
!         String title = (configuration.windowtitle.length() > 0)
!                 ? configuration.windowtitle
                  : resources.getText("doclet.Generated_Docs_Untitled");
  
          head.setTitle(title)
!                 .setCharset(configuration.charset)
                  .setCanonicalLink(target);
  
          String targetPath = target.getPath();
          Script script = new Script("window.location.replace(")
                  .appendStringLiteral(targetPath, '\'')
--- 73,94 ----
       * @throws DocFileIOException if there is a problem generating the file
       */
      private void generateIndexFile() throws DocFileIOException {
          Content htmlComment = contents.newPage;
          Head head = new Head(path, configuration.docletVersion, configuration.startTime)
!                 .setTimestamp(!options.noTimestamp)
                  .setDescription("index redirect")
                  .setGenerator(getGenerator(getClass()))
                  .setStylesheets(configuration.getMainStylesheet(), Collections.emptyList()) // avoid reference to default stylesheet
                  .addDefaultScript(false);
  
!         String title = (options.windowTitle.length() > 0)
!                 ? options.windowTitle
                  : resources.getText("doclet.Generated_Docs_Untitled");
  
          head.setTitle(title)
!                 .setCharset(options.charset)
                  .setCanonicalLink(target);
  
          String targetPath = target.getPath();
          Script script = new Script("window.location.replace(")
                  .appendStringLiteral(targetPath, '\'')