Turn AllowsLazyParsingWithoutUnresolvedVariables into a whitelist stopping at the outer parsed cont…

src/parsing/parser.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_PARSING_PARSER_H_
 #define V8_PARSING_PARSER_H_
 
 #include "src/ast/ast.h"
 #include "src/ast/scopes.h"
 #include "src/parsing/parser-base.h"
@@ skipping 187 matching lines @@
 
   // Handle errors detected during parsing, move statistics to Isolate,
   // internalize strings (move them to the heap).
   void Internalize(Isolate* isolate, Handle<Script> script, bool error);
   void HandleSourceURLComments(Isolate* isolate, Handle<Script> script);
 
  private:
   friend class ParserBase<Parser>;
   friend class v8::internal::ExpressionClassifier<ParserTypes<Parser>>;
 
+  bool AllowsLazyParsingWithoutUnresolvedVariables() const {
+    return scope()->AllowsLazyParsingWithoutUnresolvedVariables(
+        original_scope_);
+  }
+
   // Runtime encoding of different completion modes.
   enum CompletionKind {
     kNormalCompletion,
     kThrowCompletion,
     kAbruptCompletion
   };
 
   Variable* NewTemporary(const AstRawString* name) {
     return scope()->NewTemporary(name);
   }
@@ skipping 874 matching lines @@
   int total_preparse_skipped_;
   HistogramTimer* pre_parse_timer_;
 
   bool parsing_on_main_thread_;
 };
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_PARSING_PARSER_H_