Add PluginDataRemover.

chrome/browser/plugin_data_remover.h

+// Copyright (c) 2010 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 CHROME_BROWSER_PLUGIN_DATA_REMOVER_H_
+#define CHROME_BROWSER_PLUGIN_DATA_REMOVER_H_
+#pragma once
+
+#include "base/ref_counted.h"
+#include "base/time.h"
+#include "chrome/browser/plugin_process_host.h"
+#include "ipc/ipc_channel_proxy.h"
+#include "ipc/ipc_message.h"
+
+class Task;
+
+namespace base {
+class MessageLoopProxy;
+}
+
+class PluginDataRemover : public PluginProcessHost::Client,
+                          public IPC::Channel::Listener {
+ public:
+  PluginDataRemover();
+  ~PluginDataRemover();
+
+  // Starts removing plug-in data stored since |begin_time| and calls
+  // |done_task| on the current thread when finished.
+  void StartRemoving(base::Time begin_time, Task* done_task);
+
+  // PluginProcessHost::Client methods
+  virtual int ID();
+  virtual bool OffTheRecord();
+  virtual void SetPluginInfo(const WebPluginInfo& info);
+  virtual void OnChannelOpened(const IPC::ChannelHandle& handle);
+  virtual void OnError();
+
+  // IPC::ChannelProxy::MessageFilter methods
+  virtual void OnMessageReceived(const IPC::Message& message);
+  virtual void OnChannelError();
+
+ private:
+  void SignalDone();
+  void SignalError();
+  void OnClearSiteDataResult(bool success);
+  void OnTimeout();
+
+  scoped_refptr<base::MessageLoopProxy> message_loop_;
+  scoped_ptr<Task> done_task_;
+  base::Time begin_time_;
+  // We own the channel, but it's used on the IO thread, so it needs to be
+  // deleted there as well.
+  IPC::Channel* channel_;
+  ScopedRunnableMethodFactory<PluginDataRemover> method_factory_;
+  Lock task_lock_;
+};
+
+#endif  // CHROME_BROWSER_PLUGIN_DATA_REMOVER_H_