bindings: Adds virtual ScriptWrappable::wrap method.

Source/modules/filesystem/DirectoryReader.h

 /*
  * Copyright (C) 2010 Google 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 25 matching lines @@
 #include "modules/filesystem/DirectoryReaderBase.h"
 #include "modules/filesystem/EntriesCallback.h"
 #include "platform/heap/Handle.h"
 #include "wtf/text/WTFString.h"
 
 namespace blink {
 
 class ErrorCallback;
 
 class DirectoryReader : public DirectoryReaderBase, public ScriptWrappable {
+    DEFINE_WRAPPERTYPEINFO();
 public:
     static DirectoryReader* create(DOMFileSystemBase* fileSystem, const String& fullPath)
     {
         return new DirectoryReader(fileSystem, fullPath);
     }
 
     virtual ~DirectoryReader();
 
     void readEntries(PassOwnPtrWillBeRawPtr<EntriesCallback>, PassOwnPtrWillBeRawPtr<ErrorCallback> = nullptr);
 
@@ skipping 11 matching lines @@
 
     void onError(FileError*);
 
     bool m_isReading;
     EntryHeapVector m_entries;
     RefPtrWillBeMember<FileError> m_error;
     OwnPtrWillBeMember<EntriesCallback> m_entriesCallback;
     OwnPtrWillBeMember<ErrorCallback> m_errorCallback;
 };
 
-}
+} // namespace blink
 
 #endif // DirectoryReader_h