Use the new callback tracker and delete the old one

webkit/plugins/ppapi/file_callbacks.h

 // Copyright (c) 2011 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_PLUGINS_PPAPI_FILE_CALLBACKS_H_
 #define WEBKIT_PLUGINS_PPAPI_FILE_CALLBACKS_H_
 
 #include <string>
 #include <vector>
 
 #include "base/memory/ref_counted.h"
 #include "base/memory/weak_ptr.h"
 #include "base/platform_file.h"
 #include "ppapi/c/pp_completion_callback.h"
 #include "ppapi/c/pp_resource.h"
 #include "webkit/fileapi/file_system_callback_dispatcher.h"
 
 struct PP_FileInfo;
 
 namespace base {
 class FilePath;
 }
 
+namespace ppapi {
+class Resource;
+class TrackedCallback;
+}
+
 namespace webkit {
 namespace ppapi {
 
 class PPB_DirectoryReader_Impl;
 class PPB_FileSystem_Impl;
-class PluginModule;
-class TrackedCompletionCallback;
 
 // Instances of this class are deleted by FileSystemDispatcher.
 class FileCallbacks : public fileapi::FileSystemCallbackDispatcher {
  public:
-  FileCallbacks(const base::WeakPtr<PluginModule>& module,
-                PP_Resource resource_id,
+  FileCallbacks(::ppapi::Resource* resource,
                 PP_CompletionCallback callback,
                 PP_FileInfo* info,
                 scoped_refptr<PPB_FileSystem_Impl> file_system,
                 scoped_refptr<PPB_DirectoryReader_Impl> directory_reader);
   virtual ~FileCallbacks();
 
   // FileSystemCallbackDispatcher implementation.
   virtual void DidSucceed();
   virtual void DidReadMetadata(
       const base::PlatformFileInfo& file_info,
       const FilePath& unused);
   virtual void DidReadDirectory(
       const std::vector<base::FileUtilProxy::Entry>& entries, bool has_more);
   virtual void DidOpenFileSystem(const std::string&,
                                  const GURL& root_url);
   virtual void DidFail(base::PlatformFileError error_code);
   virtual void DidWrite(int64 bytes, bool complete);
 
-  scoped_refptr<TrackedCompletionCallback> GetTrackedCompletionCallback() const;
+  scoped_refptr< ::ppapi::TrackedCallback> GetTrackedCallback() const;
 
  private:
   void RunCallback(base::PlatformFileError error_code);
 
-  scoped_refptr<TrackedCompletionCallback> callback_;
+  scoped_refptr< ::ppapi::TrackedCallback> callback_;
   PP_FileInfo* info_;
   scoped_refptr<PPB_FileSystem_Impl> file_system_;
   scoped_refptr<PPB_DirectoryReader_Impl> directory_reader_;
 };
 
 }  // namespace ppapi
 }  // namespace webkit
 
 #endif  // WEBKIT_PLUGINS_PPAPI_FILE_CALLBACKS_H_