diff -r cc3fb73f5e08 -r 7fb27bc201cc src/share/classes/com/sun/tools/doclets/formats/html/markup/HtmlDocWriter.java
--- a/src/share/classes/com/sun/tools/doclets/formats/html/markup/HtmlDocWriter.java	Mon Aug 26 22:18:38 2013 -0700
+++ b/src/share/classes/com/sun/tools/doclets/formats/html/markup/HtmlDocWriter.java	Tue Aug 27 11:41:39 2013 -0700
@@ -53,6 +53,8 @@
  */
 public abstract class HtmlDocWriter extends HtmlWriter {
 
+    public static final String CONTENT_TYPE = "text/html";
+
     /**
      * Constructor. Initializes the destination file name through the super
      * class HtmlWriter.
@@ -194,7 +196,7 @@
             head.addContent(headComment);
         }
         if (configuration.charset.length() > 0) {
-            Content meta = HtmlTree.META("Content-Type", "text/html",
+            Content meta = HtmlTree.META("Content-Type", CONTENT_TYPE,
                     configuration.charset);
             head.addContent(meta);
         }