diff -r c920f9328716 -r 25b995bc75a0 jitcraft/TypeManager.cpp
--- a/jitcraft/TypeManager.cpp	Tue Jul 03 08:30:09 2012 -0700
+++ b/jitcraft/TypeManager.cpp	Tue Jul 03 09:25:18 2012 -0700
@@ -85,3 +85,13 @@
     // :TODO: cache this.
     return Type::NewFunction(zone_, returnType, args);
 }
+
+void
+TypeManager::accept(VirtualObjectVisitor *visitor)
+{
+    for (unsigned i = 0; i < PrimitiveTypes_Total; i++) {
+        visitor->visit(primitiveTypes_[i].address());
+        visitor->visit(referenceTypes_[i].address());
+    }
+}
+