No need to collect literal counts.

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/base/compiler-specific.h"
@@ skipping 517 matching lines @@
   Statement* BuildAssertIsCoercible(Variable* var);
 
   // Factory methods.
   FunctionLiteral* DefaultConstructor(const AstRawString* name, bool call_super,
                                       int pos, int end_pos);
 
   // Skip over a lazy function, either using cached data if we have it, or
   // by parsing the function with PreParser. Consumes the ending }.
   // If may_abort == true, the (pre-)parser may decide to abort skipping
   // in order to force the function to be eagerly parsed, after all.
-  LazyParsingResult SkipFunction(
-      FunctionKind kind, DeclarationScope* function_scope, int* num_parameters,
-      int* function_length, bool* has_duplicate_parameters,
-      int* materialized_literal_count, int* expected_property_count,
-      bool is_inner_function, bool may_abort, bool* ok);
+  LazyParsingResult SkipFunction(FunctionKind kind,
+                                 DeclarationScope* function_scope,
+                                 int* num_parameters, int* function_length,
+                                 bool* has_duplicate_parameters,
+                                 int* expected_property_count,
+                                 bool is_inner_function, bool may_abort,
+                                 bool* ok);
 
   Block* BuildParameterInitializationBlock(
       const ParserFormalParameters& parameters, bool* ok);
   Block* BuildRejectPromiseOnException(Block* block);
 
   ZoneList<Statement*>* ParseFunction(
       const AstRawString* function_name, int pos, FunctionKind kind,
       FunctionLiteral::FunctionType function_type,
       DeclarationScope* function_scope, int* num_parameters,
       int* function_length, bool* has_duplicate_parameters,
-      int* materialized_literal_count, int* expected_property_count, bool* ok);
+      int* expected_property_count, bool* ok);
 
   void ThrowPendingError(Isolate* isolate, Handle<Script> script);
 
   class TemplateLiteral : public ZoneObject {
    public:
     TemplateLiteral(Zone* zone, int pos)
         : cooked_(8, zone), raw_(8, zone), expressions_(8, zone), pos_(pos) {}
 
     const ZoneList<Expression*>* cooked() const { return &cooked_; }
     const ZoneList<Expression*>* raw() const { return &raw_; }
@@ skipping 513 matching lines @@
                                             Expression* params,
                                             const Scanner::Location& params_loc,
                                             Scanner::Location* duplicate_loc,
                                             bool* ok);
 
   V8_INLINE Expression* NoTemplateTag() { return NULL; }
   V8_INLINE static bool IsTaggedTemplate(const Expression* tag) {
     return tag != NULL;
   }
 
-  V8_INLINE void MaterializeUnspreadArgumentsLiterals(int count) {}
-
   Expression* ExpressionListToExpression(ZoneList<Expression*>* args);
 
   void AddAccessorPrefixToFunctionName(bool is_get, FunctionLiteral* function,
                                        const AstRawString* name);
 
   void SetFunctionNameFromPropertyName(ObjectLiteralProperty* property,
                                        const AstRawString* name);
 
   void SetFunctionNameFromIdentifierRef(Expression* value,
                                         Expression* identifier);
@@ skipping 79 matching lines @@
 
  private:
   ParserTarget** variable_;
   ParserTarget* previous_;
 };
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_PARSING_PARSER_H_