--- a/langtools/src/share/classes/com/sun/tools/doclets/formats/html/TagletOutputImpl.java	Wed Oct 10 18:34:46 2012 -0700
+++ b/langtools/src/share/classes/com/sun/tools/doclets/formats/html/TagletOutputImpl.java	Wed Oct 10 18:44:21 2012 -0700
@@ -41,7 +41,7 @@
 
 public class TagletOutputImpl implements TagletOutput {
 
-    private StringBuffer output;
+    private StringBuilder output;
 
     public TagletOutputImpl(String o) {
         setOutput(o);
@@ -51,7 +51,7 @@
      * {@inheritDoc}
      */
     public void setOutput (Object o) {
-        output = new StringBuffer(o == null ? "" : (String) o);
+        output = new StringBuilder(o == null ? "" : (String) o);
     }
 
     /**