Remove duplicated headers from modules/

Source/modules/filesystem/DirectoryEntrySync.cpp

 /*
  * 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 17 matching lines @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "config.h"
 #include "modules/filesystem/DirectoryEntrySync.h"
 
 #include "bindings/v8/ExceptionMessages.h"
 #include "bindings/v8/ExceptionState.h"
 #include "core/dom/ExceptionCode.h"
 #include "modules/filesystem/DirectoryReaderSync.h"
-#include "modules/filesystem/EntrySync.h"
 #include "modules/filesystem/FileEntrySync.h"
 #include "modules/filesystem/SyncCallbackHelper.h"
 
 namespace WebCore {
 
 DirectoryEntrySync::DirectoryEntrySync(PassRefPtr<DOMFileSystemBase> fileSystem, const String& fullPath)
     : EntrySync(fileSystem, fullPath)
 {
     ScriptWrappable::init(this);
 }
@@ skipping 29 matching lines @@
 {
     VoidSyncCallbackHelper helper;
     if (!m_fileSystem->removeRecursively(this, helper.successCallback(), helper.errorCallback(), DOMFileSystemBase::Synchronous)) {
         es.throwDOMException(InvalidModificationError, ExceptionMessages::failedToExecute("removeRecursively", "DirectoryEntrySync"));
         return;
     }
     helper.getResult(es);
 }
 
 }