diff -r 7798e3a5ecf5 -r ebf7c13df6c0 src/share/classes/com/sun/tools/javadoc/WildcardTypeImpl.java
--- a/src/share/classes/com/sun/tools/javadoc/WildcardTypeImpl.java	Fri Mar 04 11:33:37 2011 -0800
+++ b/src/share/classes/com/sun/tools/javadoc/WildcardTypeImpl.java	Fri Mar 04 19:53:03 2011 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2003, 2005, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2003, 2011, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -28,8 +28,6 @@
 
 import com.sun.javadoc.*;
 
-import static com.sun.javadoc.LanguageVersion.*;
-
 import com.sun.tools.javac.code.Symbol.ClassSymbol;
 import com.sun.tools.javac.code.Type;
 import com.sun.tools.javac.util.List;
@@ -69,18 +67,24 @@
     /**
      * Return the ClassDoc of the erasure of this wildcard type.
      */
+    @Override
     public ClassDoc asClassDoc() {
         return env.getClassDoc((ClassSymbol)env.types.erasure(type).tsym);
     }
 
+    @Override
     public WildcardType asWildcardType() {
         return this;
     }
 
+    @Override
     public String typeName()            { return "?"; }
+    @Override
     public String qualifiedTypeName()   { return "?"; }
+    @Override
     public String simpleTypeName()      { return "?"; }
 
+    @Override
     public String toString() {
         return wildcardTypeToString(env, (Type.WildcardType)type, true);
     }
@@ -96,7 +100,7 @@
         if (env.legacyDoclet) {
             return TypeMaker.getTypeName(env.types.erasure(wildThing), full);
         }
-        StringBuffer s = new StringBuffer("?");
+        StringBuilder s = new StringBuilder("?");
         List<Type> bounds = getExtendsBounds(wildThing);
         if (bounds.nonEmpty()) {
             s.append(" extends ");