Collect TokenStreams into the vm isolate snapshot instead of Scripts.

runtime/vm/clustered_snapshot.h

 // Copyright (c) 2016, 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_CLUSTERED_SNAPSHOT_H_
 #define VM_CLUSTERED_SNAPSHOT_H_
 
 #include "platform/assert.h"
 #include "vm/allocation.h"
 #include "vm/bitfield.h"
@@ skipping 424 matching lines @@
 
   Thread* thread_;
   Snapshot::Kind kind_;
   uint8_t** vm_isolate_snapshot_buffer_;
   uint8_t** isolate_snapshot_buffer_;
   ReAlloc alloc_;
   intptr_t vm_isolate_snapshot_size_;
   intptr_t isolate_snapshot_size_;
   ForwardList* forward_list_;
   InstructionsWriter* instructions_writer_;
-  Array& scripts_;
+  Array& token_streams_;
   Array& saved_symbol_table_;
   Array& new_vm_symbol_table_;
 
   DISALLOW_COPY_AND_ASSIGN(FullSnapshotWriter);
 };
 
 
 class VmIsolateSnapshotReader {
  public:
   VmIsolateSnapshotReader(Snapshot::Kind kind,
@@ skipping 55 matching lines @@
   intptr_t size_;
   const uint8_t* instructions_buffer_;
   const uint8_t* data_buffer_;
 
   DISALLOW_COPY_AND_ASSIGN(IsolateSnapshotReader);
 };
 
 }  // namespace dart
 
 #endif  // VM_CLUSTERED_SNAPSHOT_H_