Use clustered serialization for full snapshots.

runtime/vm/class_table.h

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #ifndef VM_CLASS_TABLE_H_
 #define VM_CLASS_TABLE_H_
 
 #include "platform/assert.h"
 #include "vm/bitfield.h"
 #include "vm/globals.h"
@@ skipping 161 matching lines @@
   intptr_t NumCids() const { return top_; }
 
   // Used to drop recently added classes.
   void SetNumCids(intptr_t num_cids) {
     ASSERT(num_cids <= top_);
     top_ = num_cids;
   }
 
   void Register(const Class& cls);
 
+  void AllocateIndex(intptr_t index);
+
   void RegisterAt(intptr_t index, const Class& cls);
 
 #if defined(DEBUG)
   void Unregister(intptr_t index);
 #endif
 
   void VisitObjectPointers(ObjectPointerVisitor* visitor);
 
   void Validate();
 
@@ skipping 68 matching lines @@
   ClassHeapStats* PreliminaryStatsAt(intptr_t cid);
   void UpdateLiveOld(intptr_t cid, intptr_t size, intptr_t count = 1);
   void UpdateLiveNew(intptr_t cid, intptr_t size);
 
   DISALLOW_COPY_AND_ASSIGN(ClassTable);
 };
 
 }  // namespace dart
 
 #endif  // VM_CLASS_TABLE_H_