Implement flag and source getters on RegExp.prototype.

src/objects.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_OBJECTS_H_
 #define V8_OBJECTS_H_
 
 #include <iosfwd>
 
 #include "src/allocation.h"
@@ skipping 7794 matching lines @@
       FixedArray::kHeaderSize + kTagIndex * kPointerSize;
   static const int kDataOneByteCodeOffset =
       FixedArray::kHeaderSize + kIrregexpLatin1CodeIndex * kPointerSize;
   static const int kDataUC16CodeOffset =
       FixedArray::kHeaderSize + kIrregexpUC16CodeIndex * kPointerSize;
   static const int kIrregexpCaptureCountOffset =
       FixedArray::kHeaderSize + kIrregexpCaptureCountIndex * kPointerSize;
 
   // In-object fields.
   static const int kSourceFieldIndex = 0;
-  static const int kGlobalFieldIndex = 1;
-  static const int kIgnoreCaseFieldIndex = 2;
-  static const int kMultilineFieldIndex = 3;
-  static const int kLastIndexFieldIndex = 4;
-  static const int kInObjectFieldCount = 5;
+  static const int kFlagsFieldIndex = 1;
+  static const int kLastIndexFieldIndex = 2;
+  static const int kInObjectFieldCount = 3;
 
   // The uninitialized value for a regexp code object.
   static const int kUninitializedValue = -1;
 
   // The compilation error value for the regexp code object. The real error
   // object is in the saved code field.
   static const int kCompilationErrorValue = -2;
 
   // When we store the sweep generation at which we moved the code from the
   // code index to the saved code index we mask it of to be in the [0:255]
@@ skipping 2999 matching lines @@
   // (elements + properties) in the current level.
   int levelLength_ = 0;
 
   DISALLOW_COPY_AND_ASSIGN(KeyAccumulator);
 };
 
 }  // NOLINT, false-positive due to second-order macros.
 }  // NOLINT, false-positive due to second-order macros.
 
 #endif  // V8_OBJECTS_H_