Encode reservation meta data in the snapshot blob.

src/snapshot.h

 // Copyright 2006-2008 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.
 
 #include "src/isolate.h"
 
 #ifndef V8_SNAPSHOT_H_
 #define V8_SNAPSHOT_H_
 
 namespace v8 {
 namespace internal {
 
 class Snapshot {
  public:
   // Initialize the Isolate from the internal snapshot. Returns false if no
   // snapshot could be found.
   static bool Initialize(Isolate* isolate);
 
   static bool HaveASnapshotToStartFrom();
 
   // Create a new context using the internal partial snapshot.
   static Handle<Context> NewContextFromSnapshot(Isolate* isolate);
 
  private:
   static const byte data_[];
-  static const byte* raw_data_;
+  static const int size_;
   static const byte context_data_[];
-  static const byte* context_raw_data_;
-  static const int new_space_used_;
-  static const int pointer_space_used_;
-  static const int data_space_used_;
-  static const int code_space_used_;
-  static const int map_space_used_;
-  static const int cell_space_used_;
-  static const int property_cell_space_used_;
-  static const int lo_space_used_;
-  static const int context_new_space_used_;
-  static const int context_pointer_space_used_;
-  static const int context_data_space_used_;
-  static const int context_code_space_used_;
-  static const int context_map_space_used_;
-  static const int context_cell_space_used_;
-  static const int context_property_cell_space_used_;
-  static const int context_lo_space_used_;
-  static const int size_;
-  static const int raw_size_;
   static const int context_size_;
-  static const int context_raw_size_;
-
-  static void ReserveSpaceForLinkedInSnapshot(Deserializer* deserializer);
 
   DISALLOW_IMPLICIT_CONSTRUCTORS(Snapshot);
 };
 
 #ifdef V8_USE_EXTERNAL_STARTUP_DATA
 void SetSnapshotFromFile(StartupData* snapshot_blob);
 #endif
 
 } }  // namespace v8::internal
 
 #endif  // V8_SNAPSHOT_H_