[strong] Fix scoping related errors for methods.

src/preparser.h

Index: src/preparser.h
diff --git a/src/preparser.h b/src/preparser.h
index 4a35cd59f52dfa71426abc71f58937ce3d783f86..a8d1943faf2ecb72e3f5423db9e90055a964407c 100644
--- a/src/preparser.h
+++ b/src/preparser.h
@@ -317,10 +317,9 @@ class ParserBase : public Traits {
     DCHECK(scope_type != MODULE_SCOPE || allow_harmony_modules());
     DCHECK((scope_type == FUNCTION_SCOPE && IsValidFunctionKind(kind)) ||
            kind == kNormalFunction);
-    Scope* result =
-        new (zone()) Scope(zone(), parent, scope_type, ast_value_factory());
-    bool uninitialized_this = IsSubclassConstructor(kind);
-    result->Initialize(uninitialized_this);
+    Scope* result = new (zone())
+        Scope(zone(), parent, scope_type, ast_value_factory(), kind);
+    result->Initialize();
     return result;
   }