Use a different map to distinguish eval contexts

src/code-factory.cc

Index: src/code-factory.cc
diff --git a/src/code-factory.cc b/src/code-factory.cc
index de33be0215c3fec062f9fc19ffa6a7ebd99fe83b..843157f6784e8cb9f43d323a01fdcbc2535fe7c5 100644
--- a/src/code-factory.cc
+++ b/src/code-factory.cc
@@ -359,8 +359,9 @@ Callable CodeFactory::FastCloneShallowObject(Isolate* isolate, int length) {
 
 
 // static
-Callable CodeFactory::FastNewFunctionContext(Isolate* isolate) {
-  FastNewFunctionContextStub stub(isolate);
+Callable CodeFactory::FastNewFunctionContext(Isolate* isolate,
+                                             ScopeType scope_type) {
+  FastNewFunctionContextStub stub(isolate, scope_type);
   return make_callable(stub);
 }