Fix Array.prototype.{reduce,reduceRight} to pass undefined as receiver

src/parser.h

 // Copyright 2011 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 54 matching lines @@
   Vector<const char*> args_;
 };
 
 
 class FunctionEntry BASE_EMBEDDED {
  public:
   explicit FunctionEntry(Vector<unsigned> backing) : backing_(backing) { }
   FunctionEntry() : backing_(Vector<unsigned>::empty()) { }
 
   int start_pos() { return backing_[kStartPosOffset]; }
-  void set_start_pos(int value) { backing_[kStartPosOffset] = value; }
-
   int end_pos() { return backing_[kEndPosOffset]; }
-  void set_end_pos(int value) { backing_[kEndPosOffset] = value; }
-
   int literal_count() { return backing_[kLiteralCountOffset]; }
-  void set_literal_count(int value) { backing_[kLiteralCountOffset] = value; }
-
   int property_count() { return backing_[kPropertyCountOffset]; }
-  void set_property_count(int value) {
-    backing_[kPropertyCountOffset] = value;
-  }
+  bool strict_mode() { return backing_[kStrictModeOffset] != 0; }
 
   bool is_valid() { return backing_.length() > 0; }
 
-  static const int kSize = 4;
+  static const int kSize = 5;
 
  private:
   Vector<unsigned> backing_;
   static const int kStartPosOffset = 0;
   static const int kEndPosOffset = 1;
   static const int kLiteralCountOffset = 2;
   static const int kPropertyCountOffset = 3;
+  static const int kStrictModeOffset = 4;
 };
 
 
 class ScriptDataImpl : public ScriptData {
  public:
   explicit ScriptDataImpl(Vector<unsigned> store)
       : store_(store),
         owns_store_(true) { }
 
   // Create an empty ScriptDataImpl that is guaranteed to not satisfy
@@ skipping 645 matching lines @@
  private:
   static const int kTypeSlot = 0;
   static const int kElementsSlot = 1;
 
   DISALLOW_IMPLICIT_CONSTRUCTORS(CompileTimeValue);
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_PARSER_H_