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 bf6485e5dcb6961787e286004db7cb87f04ad459..be97b212ad0838489d432b3510c0803d62758964 100644
--- a/src/code-factory.cc
+++ b/src/code-factory.cc
@@ -366,8 +366,9 @@ 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);
 }