diff -r 26e3035cdffc -r 43287eef2fff src/TypeManager.cpp
--- a/src/TypeManager.cpp	Mon Dec 24 02:49:20 2012 -0800
+++ b/src/TypeManager.cpp	Mon Dec 24 02:56:02 2012 -0800
@@ -43,6 +43,10 @@
     if (!uncheckedType_)
         return false;
 
+    stringType_ = Type::NewString(zone_);
+    if (!stringType_)
+        return false;
+
     if ((primitiveTypes_[PrimitiveType_Int32] = Type::NewPrimitive(zone_, PrimitiveType_Int32)) == NULL)
         return false;
     if ((primitiveTypes_[PrimitiveType_Float] = Type::NewPrimitive(zone_, PrimitiveType_Float)) == NULL)
@@ -53,8 +57,6 @@
         return false;
     if ((primitiveTypes_[PrimitiveType_Bool] = Type::NewPrimitive(zone_, PrimitiveType_Bool)) == NULL)
         return false;
-    if ((primitiveTypes_[PrimitiveType_String] = Type::NewPrimitive(zone_, PrimitiveType_String)) == NULL)
-        return false;
 
     Local<Type> type(zone_);
     for (unsigned i = 0; i < PrimitiveTypes_Total; i++) {
@@ -100,6 +102,7 @@
 {
     visitor->visit(voidType_.address());
     visitor->visit(uncheckedType_.address());
+    visitor->visit(stringType_.address());
     for (unsigned i = 0; i < PrimitiveTypes_Total; i++) {
         visitor->visit(primitiveTypes_[i].address());
         visitor->visit(referenceTypes_[i].address());