diff -r f91144b7da75 -r af8417e590f4 src/share/classes/com/sun/tools/javac/code/Symbol.java
--- a/src/share/classes/com/sun/tools/javac/code/Symbol.java	Mon Feb 04 18:08:53 2013 -0500
+++ b/src/share/classes/com/sun/tools/javac/code/Symbol.java	Sun Feb 17 16:44:55 2013 -0500
@@ -217,6 +217,14 @@
         return (flags() & INTERFACE) != 0;
     }
 
+    public boolean isPrivate() {
+        return (flags_field & Flags.AccessFlags) == PRIVATE;
+    }
+
+    public boolean isEnum() {
+        return (flags() & ENUM) != 0;
+    }
+
     /** Is this symbol declared (directly or indirectly) local
      *  to a method or variable initializer?
      *  Also includes fields of inner classes which are in
@@ -479,7 +487,7 @@
     }
 
     // This method is part of the javax.lang.model API, do not use this in javac code.
-    public <A extends java.lang.annotation.Annotation> A[] getAnnotations(Class<A> annoType) {
+    public <A extends java.lang.annotation.Annotation> A[] getAnnotationsByType(Class<A> annoType) {
         return JavacElements.getAnnotations(this, annoType);
     }
 
@@ -496,9 +504,9 @@
         return l.toList();
     }
 
-    public static class DelegatedSymbol extends Symbol {
-        protected Symbol other;
-        public DelegatedSymbol(Symbol other) {
+    public static class DelegatedSymbol<T extends Symbol> extends Symbol {
+        protected T other;
+        public DelegatedSymbol(T other) {
             super(other.kind, other.flags_field, other.name, other.type, other.owner);
             this.other = other;
         }
@@ -532,6 +540,10 @@
         public <R, P> R accept(Symbol.Visitor<R, P> v, P p) {
             return v.visitSymbol(other, p);
         }
+
+        public T getUnderlyingSymbol() {
+            return other;
+        }
     }
 
     /** A class for type symbols. Type variables are represented by instances
@@ -1078,6 +1090,9 @@
         /** The code of the method. */
         public Code code = null;
 
+        /** The extra (synthetic/mandated) parameters of the method. */
+        public List<VarSymbol> extraParams = List.nil();
+
         /** The parameters of the method. */
         public List<VarSymbol> params = null;