Move webkit/fileapi/syncable/* code to webkit/browser/fileapi (final!)

webkit/fileapi/syncable/local_origin_change_observer.h

-// Copyright (c) 2012 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#ifndef WEBKIT_FILEAPI_SYNCABLE_LOCAL_ORIGIN_CHANGE_OBSERVER_H_
-#define WEBKIT_FILEAPI_SYNCABLE_LOCAL_ORIGIN_CHANGE_OBSERVER_H_
-
-#include <set>
-
-#include "base/basictypes.h"
-#include "googleurl/src/gurl.h"
-
-namespace sync_file_system {
-
-class LocalOriginChangeObserver {
- public:
-  LocalOriginChangeObserver() {}
-  ~LocalOriginChangeObserver() {}
-
-  virtual void OnChangesAvailableInOrigins(const std::set<GURL>& origins) = 0;
-
- private:
-  DISALLOW_COPY_AND_ASSIGN(LocalOriginChangeObserver);
-};
-
-}  // namespace sync_file_system
-
-#endif  // WEBKIT_FILEAPI_SYNCABLE_LOCAL_ORIGIN_CHANGE_OBSERVER_H_