Make WebFileSystemCallbacks not self-destruct, deprecate AsyncFileSystem

Source/modules/filesystem/DOMFileSystemSync.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 26 matching lines @@
 namespace WebCore {
 
 class DirectoryEntrySync;
 class File;
 class FileEntrySync;
 class FileWriterSync;
 class ExceptionState;
 
 class DOMFileSystemSync : public DOMFileSystemBase, public ScriptWrappable {
 public:
-    static PassRefPtr<DOMFileSystemSync> create(ScriptExecutionContext* context, const String& name, FileSystemType type, const KURL& rootURL, PassOwnPtr<AsyncFileSystem> asyncFileSystem)
+    static PassRefPtr<DOMFileSystemSync> create(ScriptExecutionContext* context, const String& name, FileSystemType type, const KURL& rootURL)
     {
-        return adoptRef(new DOMFileSystemSync(context, name, type, rootURL, asyncFileSystem));
+        return adoptRef(new DOMFileSystemSync(context, name, type, rootURL));
     }
 
     static PassRefPtr<DOMFileSystemSync> create(DOMFileSystemBase*);
 
     virtual ~DOMFileSystemSync();
 
     PassRefPtr<DirectoryEntrySync> root();
 
     PassRefPtr<File> createFile(const FileEntrySync*, ExceptionState&);
     PassRefPtr<FileWriterSync> createWriter(const FileEntrySync*, ExceptionState&);
 
 private:
-    DOMFileSystemSync(ScriptExecutionContext*, const String& name, FileSystemType, const KURL& rootURL, PassOwnPtr<AsyncFileSystem>);
+    DOMFileSystemSync(ScriptExecutionContext*, const String& name, FileSystemType, const KURL& rootURL);
 };
 
 }
 
 #endif // DOMFileSystemSync_h