First part of work to move V8 binding integrity off of vtables.

Source/WebCore/fileapi/File.cpp

 /*
  * Copyright (C) 2008 Apple Inc. All Rights Reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 82 matching lines @@
 }
 #endif
 
 File::File(const String& path, ContentTypeLookupPolicy policy)
     : Blob(createBlobDataForFile(path, policy), -1)
     , m_path(path)
     , m_name(pathGetFileName(path))
     , m_snapshotSize(-1)
     , m_snapshotModificationTime(invalidFileTime())
 {
+    ScriptWrappable::init(this);
 }
 
 File::File(const String& path, const KURL& url, const String& type)
     : Blob(url, type, -1)
     , m_path(path)
     , m_snapshotSize(-1)
     , m_snapshotModificationTime(invalidFileTime())
 {
+    ScriptWrappable::init(this);
     m_name = pathGetFileName(path);
     // FIXME: File object serialization/deserialization does not include
     // newer file object data members: m_name and m_relativePath.
     // See SerializedScriptValue.cpp for js and v8.
 }
 
 File::File(const String& path, const String& name, ContentTypeLookupPolicy policy)
     : Blob(createBlobDataForFileWithName(path, name, policy), -1)
     , m_path(path)
     , m_name(name)
     , m_snapshotSize(-1)
     , m_snapshotModificationTime(invalidFileTime())
 {
+    ScriptWrappable::init(this);
 }
 
 File::File(const String& name, const FileMetadata& metadata)
     : Blob(createBlobDataForFileWithMetadata(name, metadata), metadata.length)
     , m_path(metadata.platformPath)
     , m_name(name)
     , m_snapshotSize(metadata.length)
     , m_snapshotModificationTime(metadata.modificationTime)
 {
+    ScriptWrappable::init(this);
 }
 
 File::File(const KURL& fileSystemURL, const FileMetadata& metadata)
     : Blob(createBlobDataForFileSystemURL(fileSystemURL, metadata), metadata.length)
     , m_fileSystemURL(fileSystemURL)
     , m_snapshotSize(metadata.length)
     , m_snapshotModificationTime(metadata.modificationTime)
 {
+    ScriptWrappable::init(this);
 }
 
 double File::lastModifiedDate() const
 {
     if (hasValidSnapshotMetadata() && isValidFileTime(m_snapshotModificationTime))
         return m_snapshotModificationTime * msPerSecond;
 
     time_t modificationTime;
     if (getFileModificationTime(m_path, modificationTime) && isValidFileTime(modificationTime))
         return modificationTime * msPerSecond;
@@ skipping 29 matching lines @@
         snapshotSize = 0;
         snapshotModificationTime = invalidFileTime();
         return;
     }
 
     snapshotSize = metadata.length;
     snapshotModificationTime = metadata.modificationTime;
 }
 
 } // namespace WebCore