- Change the layout of external typed array objects to avoid the extra indirection when accessing e…

runtime/vm/dart_api_message.cc

 // 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.
 
 #include "vm/dart_api_message.h"
 #include "vm/object.h"
 #include "vm/snapshot_ids.h"
 #include "vm/symbols.h"
 #include "vm/unicode.h"
 
@@ skipping 852 matching lines @@
       // to other processes.
 
       // Write out serialization header value for this object.
       WriteInlinedHeader(object);
       // Write out the class and tag information.
       WriteIndexedObject(kExternalUint8ArrayCid);
       WriteIntptrValue(0);
       int length = object->value.as_external_byte_array.length;
       uint8_t* data = object->value.as_external_byte_array.data;
       void* peer = object->value.as_external_byte_array.peer;
-      Dart_PeerFinalizer callback =
+      Dart_WeakPersistentHandleFinalizer callback =
           object->value.as_external_byte_array.callback;
       WriteSmi(length);
       WriteIntptrValue(reinterpret_cast<intptr_t>(data));
       WriteIntptrValue(reinterpret_cast<intptr_t>(peer));
       WriteIntptrValue(reinterpret_cast<intptr_t>(callback));
       break;
     }
     default:
       UNREACHABLE();
   }
@@ skipping 16 matching lines @@
     if (!success) {
       UnmarkAllCObjects(object);
       return false;
     }
   }
   UnmarkAllCObjects(object);
   return true;
 }
 
 }  // namespace dart